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n=this;this.codeHash=i.keccak256(t),this.codeHash.toString("hex")!==i.KECCAK256_NULL_S?e.putRaw(this.codeHash,t,(function(e){r(e,n.codeHash)})):r(null,a.alloc(0))},e.prototype.getStorage=function(e,t,r){var n=e.copy();n.root=this.stateRoot,n.get(t,r)},e.prototype.setStorage=function(e,t,r,n){var i=this,a=e.copy();a.root=this.stateRoot,a.put(t,r,(function(e){if(e)return n();i.stateRoot=a.root,n()}))},e.prototype.isEmpty=function(){return""===this.balance.toString("hex")&&""===this.nonce.toString("hex")&&this.stateRoot.toString("hex")===i.KECCAK256_RLP_S&&this.codeHash.toString("hex")===i.KECCAK256_NULL_S},e}();t.default=s},1503:function(e,t,r){var n=r(16),i="Impossible case. Please create issue.",a="The tweak was out of range or the resulted private key is invalid",s="The tweak was out of range or equal to zero",o="Unknow error on context randomization",f="Private Key is invalid",u="Public Key could not be parsed",c="Public Key serialization error",d="The sum of the public keys is not valid",h="Signature could not be parsed",l="The nonce generation function failed, or the private key was invalid",b="Public key could not be recover",p="Scalar was invalid (zero or overflow)";function m(e,t){if(!e)throw new Error(t)}function k(e,t,r){if(m(t instanceof Uint8Array,"Expected ".concat(e," to be an Uint8Array")),void 0!==r)if(Array.isArray(r)){var n=r.join(", "),i="Expected ".concat(e," to be an Uint8Array with length [").concat(n,"]");m(r.includes(t.length),i)}else{var a="Expected ".concat(e," to be an Uint8Array with length ").concat(r);m(t.length===r,a)}}function g(e){m("Boolean"===y(e),"Expected compressed to be a Boolean")}function v(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:function(e){return new Uint8Array(e)},t=arguments.length>1?arguments[1]:void 0;return"function"===typeof e&&(e=e(t)),k("output",e,t),e}function y(e){return Object.prototype.toString.call(e).slice(8,-1)}e.exports=function(e){return{contextRandomize:function(t){switch(m(null===t||t instanceof Uint8Array,"Expected seed to be an Uint8Array or null"),null!==t&&k("seed",t,32),e.contextRandomize(t)){case 1:throw new Error(o)}},privateKeyVerify:function(t){return k("private key",t,32),0===e.privateKeyVerify(t)},privateKeyNegate:function(t){switch(k("private key",t,32),e.privateKeyNegate(t)){case 0:return t;case 1:throw new Error(i)}},privateKeyTweakAdd:function(t,r){switch(k("private key",t,32),k("tweak",r,32),e.privateKeyTweakAdd(t,r)){case 0:return t;case 1:throw new Error(a)}},privateKeyTweakMul:function(t,r){switch(k("private key",t,32),k("tweak",r,32),e.privateKeyTweakMul(t,r)){case 0:return t;case 1:throw new Error(s)}},publicKeyVerify:function(t){return k("public key",t,[33,65]),0===e.publicKeyVerify(t)},publicKeyCreate:function(t){var r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=arguments.length>2?arguments[2]:void 0;switch(k("private key",t,32),g(r),n=v(n,r?33:65),e.publicKeyCreate(n,t)){case 0:return n;case 1:throw new Error(f);case 2:throw new Error(c)}},publicKeyConvert:function(t){var r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=arguments.length>2?arguments[2]:void 0;switch(k("public key",t,[33,65]),g(r),n=v(n,r?33:65),e.publicKeyConvert(n,t)){case 0:return n;case 1:throw new Error(u);case 2:throw new Error(c)}},publicKeyNegate:function(t){var r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=arguments.length>2?arguments[2]:void 0;switch(k("public key",t,[33,65]),g(r),n=v(n,r?33:65),e.publicKeyNegate(n,t)){case 0:return n;case 1:throw new Error(u);case 2:throw new Error(i);case 3:throw new Error(c)}},publicKeyCombine:function(t){var r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],i=arguments.length>2?arguments[2]:void 0;m(Array.isArray(t),"Expected public keys to be an Array"),m(t.length>0,"Expected public keys array will have more than zero items");var a,s=n(t);try{for(s.s();!(a=s.n()).done;){var o=a.value;k("public key",o,[33,65])}}catch(f){s.e(f)}finally{s.f()}switch(g(r),i=v(i,r?33:65),e.publicKeyCombine(i,t)){case 0:return i;case 1:throw new Error(u);case 2:throw new Error(d);case 3:throw new Error(c)}},publicKeyTweakAdd:function(t,r){var n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],i=arguments.length>3?arguments[3]:void 0;switch(k("public key",t,[33,65]),k("tweak",r,32),g(n),i=v(i,n?33:65),e.publicKeyTweakAdd(i,t,r)){case 0:return i;case 1:throw new Error(u);case 2:throw new Error(a)}},publicKeyTweakMul:function(t,r){var n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],i=arguments.length>3?arguments[3]:void 0;switch(k("public key",t,[33,65]),k("tweak",r,32),g(n),i=v(i,n?33:65),e.publicKeyTweakMul(i,t,r)){case 0:return i;case 1:throw new Error(u);case 2:throw new Error(s)}},signatureNormalize:function(t){switch(k("signature",t,64),e.signatureNormalize(t)){case 0:return t;case 1:throw new Error(h)}},signatureExport:function(t,r){k("signature",t,64);var n={output:r=v(r,72),outputlen:72};switch(e.signatureExport(n,t)){case 0:return r.slice(0,n.outputlen);case 1:throw new Error(h);case 2:throw new Error(i)}},signatureImport:function(t,r){switch(k("signature",t),r=v(r,64),e.signatureImport(r,t)){case 0:return r;case 1:throw new Error(h);case 2:throw new Error(i)}},ecdsaSign:function(t,r){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},a=arguments.length>3?arguments[3]:void 0;k("message",t,32),k("private key",r,32),m("Object"===y(n),"Expected options to be an Object"),void 0!==n.data&&k("options.data",n.data),void 0!==n.noncefn&&m("Function"===y(n.noncefn),"Expected options.noncefn to be a Function");var s={signature:a=v(a,64),recid:null};switch(e.ecdsaSign(s,t,r,n.data,n.noncefn)){case 0:return s;case 1:throw new Error(l);case 2:throw new Error(i)}},ecdsaVerify:function(t,r,n){switch(k("signature",t,64),k("message",r,32),k("public key",n,[33,65]),e.ecdsaVerify(t,r,n)){case 0:return!0;case 3:return!1;case 1:throw new Error(h);case 2:throw new Error(u)}},ecdsaRecover:function(t,r,n){var a=!(arguments.length>3&&void 0!==arguments[3])||arguments[3],s=arguments.length>4?arguments[4]:void 0;switch(k("signature",t,64),m("Number"===y(r)&&r>=0&&r<=3,"Expected recovery id to be a Number within interval [0, 3]"),k("message",n,32),g(a),s=v(s,a?33:65),e.ecdsaRecover(s,t,r,n)){case 0:return s;case 1:throw new Error(h);case 2:throw new Error(b);case 3:throw new Error(i)}},ecdh:function(t,r){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},i=arguments.length>3?arguments[3]:void 0;switch(k("public key",t,[33,65]),k("private key",r,32),m("Object"===y(n),"Expected options to be an Object"),void 0!==n.data&&k("options.data",n.data),void 0!==n.hashfn?(m("Function"===y(n.hashfn),"Expected options.hashfn to be a Function"),void 0!==n.xbuf&&k("options.xbuf",n.xbuf,32),void 0!==n.ybuf&&k("options.ybuf",n.ybuf,32),k("output",i)):i=v(i,32),e.ecdh(i,t,r,n.data,n.hashfn,n.xbuf,n.ybuf)){case 0:return i;case 1:throw new Error(u);case 2:throw new Error(p)}}}}},1504:function(e,t,r){var n=new(0,r(1039).ec)("secp256k1"),i=n.curve,a=i.n.constructor;function s(e){var t=e[0];switch(t){case 2:case 3:return 33!==e.length?null:function(e,t){var r=new a(t);if(r.cmp(i.p)>=0)return null;var s=(r=r.toRed(i.red)).redSqr().redIMul(r).redIAdd(i.b).redSqrt();return 3===e!==s.isOdd()&&(s=s.redNeg()),n.keyPair({pub:{x:r,y:s}})}(t,e.subarray(1,33));case 4:case 6:case 7:return 65!==e.length?null:function(e,t,r){var s=new a(t),o=new a(r);if(s.cmp(i.p)>=0||o.cmp(i.p)>=0)return null;if(s=s.toRed(i.red),o=o.toRed(i.red),(6===e||7===e)&&o.isOdd()!==(7===e))return null;var f=s.redSqr().redIMul(s);return o.redSqr().redISub(f.redIAdd(i.b)).isZero()?n.keyPair({pub:{x:s,y:o}}):null}(t,e.subarray(1,33),e.subarray(33,65));default:return null}}function o(e,t){for(var r=t.encode(null,33===e.length),n=0;n<e.length;++n)e[n]=r[n]}e.exports={contextRandomize:function(){return 0},privateKeyVerify:function(e){var t=new a(e);return t.cmp(i.n)<0&&!t.isZero()?0:1},privateKeyNegate:function(e){var t=new a(e),r=i.n.sub(t).umod(i.n).toArrayLike(Uint8Array,"be",32);return e.set(r),0},privateKeyTweakAdd:function(e,t){var r=new a(t);if(r.cmp(i.n)>=0)return 1;if(r.iadd(new a(e)),r.cmp(i.n)>=0&&r.isub(i.n),r.isZero())return 1;var n=r.toArrayLike(Uint8Array,"be",32);return e.set(n),0},privateKeyTweakMul:function(e,t){var r=new a(t);if(r.cmp(i.n)>=0||r.isZero())return 1;r.imul(new a(e)),r.cmp(i.n)>=0&&(r=r.umod(i.n));var n=r.toArrayLike(Uint8Array,"be",32);return e.set(n),0},publicKeyVerify:function(e){return null===s(e)?1:0},publicKeyCreate:function(e,t){var r=new a(t);return r.cmp(i.n)>=0||r.isZero()?1:(o(e,n.keyFromPrivate(t).getPublic()),0)},publicKeyConvert:function(e,t){var r=s(t);return null===r?1:(o(e,r.getPublic()),0)},publicKeyNegate:function(e,t){var r=s(t);if(null===r)return 1;var n=r.getPublic();return n.y=n.y.redNeg(),o(e,n),0},publicKeyCombine:function(e,t){for(var r=new Array(t.length),n=0;n<t.length;++n)if(r[n]=s(t[n]),null===r[n])return 1;for(var i=r[0].getPublic(),a=1;a<r.length;++a)i=i.add(r[a].pub);return i.isInfinity()?2:(o(e,i),0)},publicKeyTweakAdd:function(e,t,r){var n=s(t);if(null===n)return 1;if((r=new a(r)).cmp(i.n)>=0)return 2;var f=n.getPublic().add(i.g.mul(r));return f.isInfinity()?2:(o(e,f),0)},publicKeyTweakMul:function(e,t,r){var n=s(t);return null===n?1:(r=new a(r)).cmp(i.n)>=0||r.isZero()?2:(o(e,n.getPublic().mul(r)),0)},signatureNormalize:function(e){var t=new a(e.subarray(0,32)),r=new a(e.subarray(32,64));return t.cmp(i.n)>=0||r.cmp(i.n)>=0?1:(1===r.cmp(n.nh)&&e.set(i.n.sub(r).toArrayLike(Uint8Array,"be",32),32),0)},signatureExport:function(e,t){var r=t.subarray(0,32),n=t.subarray(32,64);if(new a(r).cmp(i.n)>=0)return 1;if(new a(n).cmp(i.n)>=0)return 1;var s=e.output,o=s.subarray(4,37);o[0]=0,o.set(r,1);for(var f=33,u=0;f>1&&0===o[u]&&!(128&o[u+1]);--f,++u);if(128&(o=o.subarray(u))[0])return 1;if(f>1&&0===o[0]&&!(128&o[1]))return 1;var c=s.subarray(39,72);c[0]=0,c.set(n,1);for(var d=33,h=0;d>1&&0===c[h]&&!(128&c[h+1]);--d,++h);return 128&(c=c.subarray(h))[0]||d>1&&0===c[0]&&!(128&c[1])?1:(e.outputlen=6+f+d,s[0]=48,s[1]=e.outputlen-2,s[2]=2,s[3]=o.length,s.set(o,4),s[4+f]=2,s[5+f]=c.length,s.set(c,6+f),0)},signatureImport:function(e,t){if(t.length<8)return 1;if(t.length>72)return 1;if(48!==t[0])return 1;if(t[1]!==t.length-2)return 1;if(2!==t[2])return 1;var r=t[3];if(0===r)return 1;if(5+r>=t.length)return 1;if(2!==t[4+r])return 1;var n=t[5+r];if(0===n)return 1;if(6+r+n!==t.length)return 1;if(128&t[4])return 1;if(r>1&&0===t[4]&&!(128&t[5]))return 1;if(128&t[r+6])return 1;if(n>1&&0===t[r+6]&&!(128&t[r+7]))return 1;var s=t.subarray(4,4+r);if(33===s.length&&0===s[0]&&(s=s.subarray(1)),s.length>32)return 1;var o=t.subarray(6+r);if(33===o.length&&0===o[0]&&(o=o.slice(1)),o.length>32)throw new Error("S length is too long");var f=new a(s);f.cmp(i.n)>=0&&(f=new a(0));var u=new a(t.subarray(6+r));return u.cmp(i.n)>=0&&(u=new a(0)),e.set(f.toArrayLike(Uint8Array,"be",32),0),e.set(u.toArrayLike(Uint8Array,"be",32),32),0},ecdsaSign:function(e,t,r,s,o){if(o){var f=o;o=function(e){var n=f(t,r,null,s,e);if(!(n instanceof Uint8Array&&32===n.length))throw new Error("This is the way");return new a(n)}}var u,c=new a(r);if(c.cmp(i.n)>=0||c.isZero())return 1;try{u=n.sign(t,r,{canonical:!0,k:o,pers:s})}catch(d){return 1}return e.signature.set(u.r.toArrayLike(Uint8Array,"be",32),0),e.signature.set(u.s.toArrayLike(Uint8Array,"be",32),32),e.recid=u.recoveryParam,0},ecdsaVerify:function(e,t,r){var o={r:e.subarray(0,32),s:e.subarray(32,64)},f=new a(o.r),u=new a(o.s);if(f.cmp(i.n)>=0||u.cmp(i.n)>=0)return 1;if(1===u.cmp(n.nh)||f.isZero()||u.isZero())return 3;var c=s(r);if(null===c)return 2;var d=c.getPublic();return n.verify(t,o,d)?0:3},ecdsaRecover:function(e,t,r,s){var f,u={r:t.slice(0,32),s:t.slice(32,64)},c=new a(u.r),d=new a(u.s);if(c.cmp(i.n)>=0||d.cmp(i.n)>=0)return 1;if(c.isZero()||d.isZero())return 2;try{f=n.recoverPubKey(s,u,r)}catch(h){return 2}return o(e,f),0},ecdh:function(e,t,r,o,f,u,c){var d=s(t);if(null===d)return 1;var h=new a(r);if(h.cmp(i.n)>=0||h.isZero())return 2;var l=d.getPublic().mul(h);if(void 0===f)for(var b=l.encode(null,!0),p=n.hash().update(b).digest(),m=0;m<32;++m)e[m]=p[m];else{u||(u=new Uint8Array(32));for(var k=l.getX().toArray("be",32),g=0;g<32;++g)u[g]=k[g];c||(c=new Uint8Array(32));for(var v=l.getY().toArray("be",32),y=0;y<32;++y)c[y]=v[y];var w=f(u,c,o);if(!(w instanceof Uint8Array&&w.length===e.length))return 2;e.set(w)}return 0}}},1505:function(e){e.exports=JSON.parse('{"name":"elliptic","version":"6.5.4","description":"EC cryptography","main":"lib/elliptic.js","files":["lib"],"scripts":{"lint":"eslint lib test","lint:fix":"npm run lint -- --fix","unit":"istanbul test _mocha --reporter=spec test/index.js","test":"npm run lint && npm run unit","version":"grunt dist && git add dist/"},"repository":{"type":"git","url":"git@github.com:indutny/elliptic"},"keywords":["EC","Elliptic","curve","Cryptography"],"author":"Fedor Indutny <fedor@indutny.com>","license":"MIT","bugs":{"url":"https://github.com/indutny/elliptic/issues"},"homepage":"https://github.com/indutny/elliptic","devDependencies":{"brfs":"^2.0.2","coveralls":"^3.1.0","eslint":"^7.6.0","grunt":"^1.2.1","grunt-browserify":"^5.3.0","grunt-cli":"^1.3.2","grunt-contrib-connect":"^3.0.0","grunt-contrib-copy":"^1.0.0","grunt-contrib-uglify":"^5.0.0","grunt-mocha-istanbul":"^5.0.2","grunt-saucelabs":"^9.0.1","istanbul":"^0.4.5","mocha":"^8.0.1"},"dependencies":{"bn.js":"^4.11.9","brorand":"^1.1.0","hash.js":"^1.0.0","hmac-drbg":"^1.0.1","inherits":"^2.0.4","minimalistic-assert":"^1.0.1","minimalistic-crypto-utils":"^1.0.1"}}')},1507:function(e,t,r){"use strict";var n=r(968),i=r(961),a=r(958),s=r(1040),o=n.assert;function f(e){s.call(this,"short",e),this.a=new i(e.a,16).toRed(this.red),this.b=new i(e.b,16).toRed(this.red),this.tinv=this.two.redInvm(),this.zeroA=0===this.a.fromRed().cmpn(0),this.threeA=0===this.a.fromRed().sub(this.p).cmpn(-3),this.endo=this._getEndomorphism(e),this._endoWnafT1=new Array(4),this._endoWnafT2=new Array(4)}function u(e,t,r,n){s.BasePoint.call(this,e,"affine"),null===t&&null===r?(this.x=null,this.y=null,this.inf=!0):(this.x=new i(t,16),this.y=new i(r,16),n&&(this.x.forceRed(this.curve.red),this.y.forceRed(this.curve.red)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.inf=!1)}function c(e,t,r,n){s.BasePoint.call(this,e,"jacobian"),null===t&&null===r&&null===n?(this.x=this.curve.one,this.y=this.curve.one,this.z=new i(0)):(this.x=new i(t,16),this.y=new i(r,16),this.z=new i(n,16)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.zOne=this.z===this.curve.one}a(f,s),e.exports=f,f.prototype._getEndomorphism=function(e){if(this.zeroA&&this.g&&this.n&&1===this.p.modn(3)){var t,r;if(e.beta)t=new i(e.beta,16).toRed(this.red);else{var n=this._getEndoRoots(this.p);t=(t=n[0].cmp(n[1])<0?n[0]:n[1]).toRed(this.red)}if(e.lambda)r=new i(e.lambda,16);else{var a=this._getEndoRoots(this.n);0===this.g.mul(a[0]).x.cmp(this.g.x.redMul(t))?r=a[0]:(r=a[1],o(0===this.g.mul(r).x.cmp(this.g.x.redMul(t))))}return{beta:t,lambda:r,basis:e.basis?e.basis.map((function(e){return{a:new i(e.a,16),b:new i(e.b,16)}})):this._getEndoBasis(r)}}},f.prototype._getEndoRoots=function(e){var t=e===this.p?this.red:i.mont(e),r=new i(2).toRed(t).redInvm(),n=r.redNeg(),a=new i(3).toRed(t).redNeg().redSqrt().redMul(r);return[n.redAdd(a).fromRed(),n.redSub(a).fromRed()]},f.prototype._getEndoBasis=function(e){for(var t,r,n,a,s,o,f,u,c,d=this.n.ushrn(Math.floor(this.n.bitLength()/2)),h=e,l=this.n.clone(),b=new i(1),p=new i(0),m=new i(0),k=new i(1),g=0;0!==h.cmpn(0);){var v=l.div(h);u=l.sub(v.mul(h)),c=m.sub(v.mul(b));var y=k.sub(v.mul(p));if(!n&&u.cmp(d)<0)t=f.neg(),r=b,n=u.neg(),a=c;else if(n&&2===++g)break;f=u,l=h,h=u,m=b,b=c,k=p,p=y}s=u.neg(),o=c;var w=n.sqr().add(a.sqr());return s.sqr().add(o.sqr()).cmp(w)>=0&&(s=t,o=r),n.negative&&(n=n.neg(),a=a.neg()),s.negative&&(s=s.neg(),o=o.neg()),[{a:n,b:a},{a:s,b:o}]},f.prototype._endoSplit=function(e){var t=this.endo.basis,r=t[0],n=t[1],i=n.b.mul(e).divRound(this.n),a=r.b.neg().mul(e).divRound(this.n),s=i.mul(r.a),o=a.mul(n.a),f=i.mul(r.b),u=a.mul(n.b);return{k1:e.sub(s).sub(o),k2:f.add(u).neg()}},f.prototype.pointFromX=function(e,t){(e=new i(e,16)).red||(e=e.toRed(this.red));var r=e.redSqr().redMul(e).redIAdd(e.redMul(this.a)).redIAdd(this.b),n=r.redSqrt();if(0!==n.redSqr().redSub(r).cmp(this.zero))throw new Error("invalid point");var a=n.fromRed().isOdd();return(t&&!a||!t&&a)&&(n=n.redNeg()),this.point(e,n)},f.prototype.validate=function(e){if(e.inf)return!0;var t=e.x,r=e.y,n=this.a.redMul(t),i=t.redSqr().redMul(t).redIAdd(n).redIAdd(this.b);return 0===r.redSqr().redISub(i).cmpn(0)},f.prototype._endoWnafMulAdd=function(e,t,r){for(var n=this._endoWnafT1,i=this._endoWnafT2,a=0;a<e.length;a++){var s=this._endoSplit(t[a]),o=e[a],f=o._getBeta();s.k1.negative&&(s.k1.ineg(),o=o.neg(!0)),s.k2.negative&&(s.k2.ineg(),f=f.neg(!0)),n[2*a]=o,n[2*a+1]=f,i[2*a]=s.k1,i[2*a+1]=s.k2}for(var u=this._wnafMulAdd(1,n,i,2*a,r),c=0;c<2*a;c++)n[c]=null,i[c]=null;return u},a(u,s.BasePoint),f.prototype.point=function(e,t,r){return new u(this,e,t,r)},f.prototype.pointFromJSON=function(e,t){return u.fromJSON(this,e,t)},u.prototype._getBeta=function(){if(this.curve.endo){var e=this.precomputed;if(e&&e.beta)return e.beta;var t=this.curve.point(this.x.redMul(this.curve.endo.beta),this.y);if(e){var r=this.curve,n=function(e){return r.point(e.x.redMul(r.endo.beta),e.y)};e.beta=t,t.precomputed={beta:null,naf:e.naf&&{wnd:e.naf.wnd,points:e.naf.points.map(n)},doubles:e.doubles&&{step:e.doubles.step,points:e.doubles.points.map(n)}}}return t}},u.prototype.toJSON=function(){return this.precomputed?[this.x,this.y,this.precomputed&&{doubles:this.precomputed.doubles&&{step:this.precomputed.doubles.step,points:this.precomputed.doubles.points.slice(1)},naf:this.precomputed.naf&&{wnd:this.precomputed.naf.wnd,points:this.precomputed.naf.points.slice(1)}}]:[this.x,this.y]},u.fromJSON=function(e,t,r){"string"===typeof t&&(t=JSON.parse(t));var n=e.point(t[0],t[1],r);if(!t[2])return n;function i(t){return e.point(t[0],t[1],r)}var a=t[2];return n.precomputed={beta:null,doubles:a.doubles&&{step:a.doubles.step,points:[n].concat(a.doubles.points.map(i))},naf:a.naf&&{wnd:a.naf.wnd,points:[n].concat(a.naf.points.map(i))}},n},u.prototype.inspect=function(){return this.isInfinity()?"<EC Point Infinity>":"<EC Point x: "+this.x.fromRed().toString(16,2)+" y: "+this.y.fromRed().toString(16,2)+">"},u.prototype.isInfinity=function(){return this.inf},u.prototype.add=function(e){if(this.inf)return e;if(e.inf)return this;if(this.eq(e))return this.dbl();if(this.neg().eq(e))return this.curve.point(null,null);if(0===this.x.cmp(e.x))return this.curve.point(null,null);var t=this.y.redSub(e.y);0!==t.cmpn(0)&&(t=t.redMul(this.x.redSub(e.x).redInvm()));var r=t.redSqr().redISub(this.x).redISub(e.x),n=t.redMul(this.x.redSub(r)).redISub(this.y);return this.curve.point(r,n)},u.prototype.dbl=function(){if(this.inf)return this;var e=this.y.redAdd(this.y);if(0===e.cmpn(0))return this.curve.point(null,null);var t=this.curve.a,r=this.x.redSqr(),n=e.redInvm(),i=r.redAdd(r).redIAdd(r).redIAdd(t).redMul(n),a=i.redSqr().redISub(this.x.redAdd(this.x)),s=i.redMul(this.x.redSub(a)).redISub(this.y);return this.curve.point(a,s)},u.prototype.getX=function(){return this.x.fromRed()},u.prototype.getY=function(){return this.y.fromRed()},u.prototype.mul=function(e){return e=new i(e,16),this.isInfinity()?this:this._hasDoubles(e)?this.curve._fixedNafMul(this,e):this.curve.endo?this.curve._endoWnafMulAdd([this],[e]):this.curve._wnafMul(this,e)},u.prototype.mulAdd=function(e,t,r){var n=[this,t],i=[e,r];return this.curve.endo?this.curve._endoWnafMulAdd(n,i):this.curve._wnafMulAdd(1,n,i,2)},u.prototype.jmulAdd=function(e,t,r){var n=[this,t],i=[e,r];return this.curve.endo?this.curve._endoWnafMulAdd(n,i,!0):this.curve._wnafMulAdd(1,n,i,2,!0)},u.prototype.eq=function(e){return this===e||this.inf===e.inf&&(this.inf||0===this.x.cmp(e.x)&&0===this.y.cmp(e.y))},u.prototype.neg=function(e){if(this.inf)return this;var t=this.curve.point(this.x,this.y.redNeg());if(e&&this.precomputed){var r=this.precomputed,n=function(e){return e.neg()};t.precomputed={naf:r.naf&&{wnd:r.naf.wnd,points:r.naf.points.map(n)},doubles:r.doubles&&{step:r.doubles.step,points:r.doubles.points.map(n)}}}return t},u.prototype.toJ=function(){return this.inf?this.curve.jpoint(null,null,null):this.curve.jpoint(this.x,this.y,this.curve.one)},a(c,s.BasePoint),f.prototype.jpoint=function(e,t,r){return new c(this,e,t,r)},c.prototype.toP=function(){if(this.isInfinity())return this.curve.point(null,null);var e=this.z.redInvm(),t=e.redSqr(),r=this.x.redMul(t),n=this.y.redMul(t).redMul(e);return this.curve.point(r,n)},c.prototype.neg=function(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z)},c.prototype.add=function(e){if(this.isInfinity())return e;if(e.isInfinity())return this;var t=e.z.redSqr(),r=this.z.redSqr(),n=this.x.redMul(t),i=e.x.redMul(r),a=this.y.redMul(t.redMul(e.z)),s=e.y.redMul(r.redMul(this.z)),o=n.redSub(i),f=a.redSub(s);if(0===o.cmpn(0))return 0!==f.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var u=o.redSqr(),c=u.redMul(o),d=n.redMul(u),h=f.redSqr().redIAdd(c).redISub(d).redISub(d),l=f.redMul(d.redISub(h)).redISub(a.redMul(c)),b=this.z.redMul(e.z).redMul(o);return this.curve.jpoint(h,l,b)},c.prototype.mixedAdd=function(e){if(this.isInfinity())return e.toJ();if(e.isInfinity())return this;var t=this.z.redSqr(),r=this.x,n=e.x.redMul(t),i=this.y,a=e.y.redMul(t).redMul(this.z),s=r.redSub(n),o=i.redSub(a);if(0===s.cmpn(0))return 0!==o.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var f=s.redSqr(),u=f.redMul(s),c=r.redMul(f),d=o.redSqr().redIAdd(u).redISub(c).redISub(c),h=o.redMul(c.redISub(d)).redISub(i.redMul(u)),l=this.z.redMul(s);return this.curve.jpoint(d,h,l)},c.prototype.dblp=function(e){if(0===e)return this;if(this.isInfinity())return this;if(!e)return this.dbl();var t;if(this.curve.zeroA||this.curve.threeA){var r=this;for(t=0;t<e;t++)r=r.dbl();return r}var n=this.curve.a,i=this.curve.tinv,a=this.x,s=this.y,o=this.z,f=o.redSqr().redSqr(),u=s.redAdd(s);for(t=0;t<e;t++){var c=a.redSqr(),d=u.redSqr(),h=d.redSqr(),l=c.redAdd(c).redIAdd(c).redIAdd(n.redMul(f)),b=a.redMul(d),p=l.redSqr().redISub(b.redAdd(b)),m=b.redISub(p),k=l.redMul(m);k=k.redIAdd(k).redISub(h);var g=u.redMul(o);t+1<e&&(f=f.redMul(h)),a=p,o=g,u=k}return this.curve.jpoint(a,u.redMul(i),o)},c.prototype.dbl=function(){return this.isInfinity()?this:this.curve.zeroA?this._zeroDbl():this.curve.threeA?this._threeDbl():this._dbl()},c.prototype._zeroDbl=function(){var e,t,r;if(this.zOne){var n=this.x.redSqr(),i=this.y.redSqr(),a=i.redSqr(),s=this.x.redAdd(i).redSqr().redISub(n).redISub(a);s=s.redIAdd(s);var o=n.redAdd(n).redIAdd(n),f=o.redSqr().redISub(s).redISub(s),u=a.redIAdd(a);u=(u=u.redIAdd(u)).redIAdd(u),e=f,t=o.redMul(s.redISub(f)).redISub(u),r=this.y.redAdd(this.y)}else{var c=this.x.redSqr(),d=this.y.redSqr(),h=d.redSqr(),l=this.x.redAdd(d).redSqr().redISub(c).redISub(h);l=l.redIAdd(l);var b=c.redAdd(c).redIAdd(c),p=b.redSqr(),m=h.redIAdd(h);m=(m=m.redIAdd(m)).redIAdd(m),e=p.redISub(l).redISub(l),t=b.redMul(l.redISub(e)).redISub(m),r=(r=this.y.redMul(this.z)).redIAdd(r)}return this.curve.jpoint(e,t,r)},c.prototype._threeDbl=function(){var e,t,r;if(this.zOne){var n=this.x.redSqr(),i=this.y.redSqr(),a=i.redSqr(),s=this.x.redAdd(i).redSqr().redISub(n).redISub(a);s=s.redIAdd(s);var o=n.redAdd(n).redIAdd(n).redIAdd(this.curve.a),f=o.redSqr().redISub(s).redISub(s);e=f;var u=a.redIAdd(a);u=(u=u.redIAdd(u)).redIAdd(u),t=o.redMul(s.redISub(f)).redISub(u),r=this.y.redAdd(this.y)}else{var c=this.z.redSqr(),d=this.y.redSqr(),h=this.x.redMul(d),l=this.x.redSub(c).redMul(this.x.redAdd(c));l=l.redAdd(l).redIAdd(l);var b=h.redIAdd(h),p=(b=b.redIAdd(b)).redAdd(b);e=l.redSqr().redISub(p),r=this.y.redAdd(this.z).redSqr().redISub(d).redISub(c);var m=d.redSqr();m=(m=(m=m.redIAdd(m)).redIAdd(m)).redIAdd(m),t=l.redMul(b.redISub(e)).redISub(m)}return this.curve.jpoint(e,t,r)},c.prototype._dbl=function(){var e=this.curve.a,t=this.x,r=this.y,n=this.z,i=n.redSqr().redSqr(),a=t.redSqr(),s=r.redSqr(),o=a.redAdd(a).redIAdd(a).redIAdd(e.redMul(i)),f=t.redAdd(t),u=(f=f.redIAdd(f)).redMul(s),c=o.redSqr().redISub(u.redAdd(u)),d=u.redISub(c),h=s.redSqr();h=(h=(h=h.redIAdd(h)).redIAdd(h)).redIAdd(h);var l=o.redMul(d).redISub(h),b=r.redAdd(r).redMul(n);return this.curve.jpoint(c,l,b)},c.prototype.trpl=function(){if(!this.curve.zeroA)return this.dbl().add(this);var e=this.x.redSqr(),t=this.y.redSqr(),r=this.z.redSqr(),n=t.redSqr(),i=e.redAdd(e).redIAdd(e),a=i.redSqr(),s=this.x.redAdd(t).redSqr().redISub(e).redISub(n),o=(s=(s=(s=s.redIAdd(s)).redAdd(s).redIAdd(s)).redISub(a)).redSqr(),f=n.redIAdd(n);f=(f=(f=f.redIAdd(f)).redIAdd(f)).redIAdd(f);var u=i.redIAdd(s).redSqr().redISub(a).redISub(o).redISub(f),c=t.redMul(u);c=(c=c.redIAdd(c)).redIAdd(c);var d=this.x.redMul(o).redISub(c);d=(d=d.redIAdd(d)).redIAdd(d);var h=this.y.redMul(u.redMul(f.redISub(u)).redISub(s.redMul(o)));h=(h=(h=h.redIAdd(h)).redIAdd(h)).redIAdd(h);var l=this.z.redAdd(s).redSqr().redISub(r).redISub(o);return this.curve.jpoint(d,h,l)},c.prototype.mul=function(e,t){return e=new i(e,t),this.curve._wnafMul(this,e)},c.prototype.eq=function(e){if("affine"===e.type)return this.eq(e.toJ());if(this===e)return!0;var t=this.z.redSqr(),r=e.z.redSqr();if(0!==this.x.redMul(r).redISub(e.x.redMul(t)).cmpn(0))return!1;var n=t.redMul(this.z),i=r.redMul(e.z);return 0===this.y.redMul(i).redISub(e.y.redMul(n)).cmpn(0)},c.prototype.eqXToP=function(e){var t=this.z.redSqr(),r=e.toRed(this.curve.red).redMul(t);if(0===this.x.cmp(r))return!0;for(var n=e.clone(),i=this.curve.redN.redMul(t);;){if(n.iadd(this.curve.n),n.cmp(this.curve.p)>=0)return!1;if(r.redIAdd(i),0===this.x.cmp(r))return!0}},c.prototype.inspect=function(){return this.isInfinity()?"<EC JPoint Infinity>":"<EC JPoint x: "+this.x.toString(16,2)+" y: "+this.y.toString(16,2)+" z: "+this.z.toString(16,2)+">"},c.prototype.isInfinity=function(){return 0===this.z.cmpn(0)}},1508:function(e,t,r){"use strict";var n=r(961),i=r(958),a=r(1040),s=r(968);function o(e){a.call(this,"mont",e),this.a=new n(e.a,16).toRed(this.red),this.b=new n(e.b,16).toRed(this.red),this.i4=new n(4).toRed(this.red).redInvm(),this.two=new n(2).toRed(this.red),this.a24=this.i4.redMul(this.a.redAdd(this.two))}function f(e,t,r){a.BasePoint.call(this,e,"projective"),null===t&&null===r?(this.x=this.curve.one,this.z=this.curve.zero):(this.x=new n(t,16),this.z=new n(r,16),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)))}i(o,a),e.exports=o,o.prototype.validate=function(e){var t=e.normalize().x,r=t.redSqr(),n=r.redMul(t).redAdd(r.redMul(this.a)).redAdd(t);return 0===n.redSqrt().redSqr().cmp(n)},i(f,a.BasePoint),o.prototype.decodePoint=function(e,t){return this.point(s.toArray(e,t),1)},o.prototype.point=function(e,t){return new f(this,e,t)},o.prototype.pointFromJSON=function(e){return f.fromJSON(this,e)},f.prototype.precompute=function(){},f.prototype._encode=function(){return this.getX().toArray("be",this.curve.p.byteLength())},f.fromJSON=function(e,t){return new f(e,t[0],t[1]||e.one)},f.prototype.inspect=function(){return this.isInfinity()?"<EC Point Infinity>":"<EC Point x: "+this.x.fromRed().toString(16,2)+" z: "+this.z.fromRed().toString(16,2)+">"},f.prototype.isInfinity=function(){return 0===this.z.cmpn(0)},f.prototype.dbl=function(){var e=this.x.redAdd(this.z).redSqr(),t=this.x.redSub(this.z).redSqr(),r=e.redSub(t),n=e.redMul(t),i=r.redMul(t.redAdd(this.curve.a24.redMul(r)));return this.curve.point(n,i)},f.prototype.add=function(){throw new Error("Not supported on Montgomery curve")},f.prototype.diffAdd=function(e,t){var r=this.x.redAdd(this.z),n=this.x.redSub(this.z),i=e.x.redAdd(e.z),a=e.x.redSub(e.z).redMul(r),s=i.redMul(n),o=t.z.redMul(a.redAdd(s).redSqr()),f=t.x.redMul(a.redISub(s).redSqr());return this.curve.point(o,f)},f.prototype.mul=function(e){for(var t=e.clone(),r=this,n=this.curve.point(null,null),i=[];0!==t.cmpn(0);t.iushrn(1))i.push(t.andln(1));for(var a=i.length-1;a>=0;a--)0===i[a]?(r=r.diffAdd(n,this),n=n.dbl()):(n=r.diffAdd(n,this),r=r.dbl());return n},f.prototype.mulAdd=function(){throw new Error("Not supported on Montgomery curve")},f.prototype.jumlAdd=function(){throw new Error("Not supported on Montgomery curve")},f.prototype.eq=function(e){return 0===this.getX().cmp(e.getX())},f.prototype.normalize=function(){return this.x=this.x.redMul(this.z.redInvm()),this.z=this.curve.one,this},f.prototype.getX=function(){return this.normalize(),this.x.fromRed()}},1509:function(e,t,r){"use strict";var n=r(968),i=r(961),a=r(958),s=r(1040),o=n.assert;function f(e){this.twisted=1!==(0|e.a),this.mOneA=this.twisted&&-1===(0|e.a),this.extended=this.mOneA,s.call(this,"edwards",e),this.a=new i(e.a,16).umod(this.red.m),this.a=this.a.toRed(this.red),this.c=new i(e.c,16).toRed(this.red),this.c2=this.c.redSqr(),this.d=new i(e.d,16).toRed(this.red),this.dd=this.d.redAdd(this.d),o(!this.twisted||0===this.c.fromRed().cmpn(1)),this.oneC=1===(0|e.c)}function u(e,t,r,n,a){s.BasePoint.call(this,e,"projective"),null===t&&null===r&&null===n?(this.x=this.curve.zero,this.y=this.curve.one,this.z=this.curve.one,this.t=this.curve.zero,this.zOne=!0):(this.x=new i(t,16),this.y=new i(r,16),this.z=n?new i(n,16):this.curve.one,this.t=a&&new i(a,16),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.t&&!this.t.red&&(this.t=this.t.toRed(this.curve.red)),this.zOne=this.z===this.curve.one,this.curve.extended&&!this.t&&(this.t=this.x.redMul(this.y),this.zOne||(this.t=this.t.redMul(this.z.redInvm()))))}a(f,s),e.exports=f,f.prototype._mulA=function(e){return this.mOneA?e.redNeg():this.a.redMul(e)},f.prototype._mulC=function(e){return this.oneC?e:this.c.redMul(e)},f.prototype.jpoint=function(e,t,r,n){return this.point(e,t,r,n)},f.prototype.pointFromX=function(e,t){(e=new i(e,16)).red||(e=e.toRed(this.red));var r=e.redSqr(),n=this.c2.redSub(this.a.redMul(r)),a=this.one.redSub(this.c2.redMul(this.d).redMul(r)),s=n.redMul(a.redInvm()),o=s.redSqrt();if(0!==o.redSqr().redSub(s).cmp(this.zero))throw new Error("invalid point");var f=o.fromRed().isOdd();return(t&&!f||!t&&f)&&(o=o.redNeg()),this.point(e,o)},f.prototype.pointFromY=function(e,t){(e=new i(e,16)).red||(e=e.toRed(this.red));var r=e.redSqr(),n=r.redSub(this.c2),a=r.redMul(this.d).redMul(this.c2).redSub(this.a),s=n.redMul(a.redInvm());if(0===s.cmp(this.zero)){if(t)throw new Error("invalid point");return this.point(this.zero,e)}var o=s.redSqrt();if(0!==o.redSqr().redSub(s).cmp(this.zero))throw new Error("invalid point");return o.fromRed().isOdd()!==t&&(o=o.redNeg()),this.point(o,e)},f.prototype.validate=function(e){if(e.isInfinity())return!0;e.normalize();var t=e.x.redSqr(),r=e.y.redSqr(),n=t.redMul(this.a).redAdd(r),i=this.c2.redMul(this.one.redAdd(this.d.redMul(t).redMul(r)));return 0===n.cmp(i)},a(u,s.BasePoint),f.prototype.pointFromJSON=function(e){return u.fromJSON(this,e)},f.prototype.point=function(e,t,r,n){return new u(this,e,t,r,n)},u.fromJSON=function(e,t){return new u(e,t[0],t[1],t[2])},u.prototype.inspect=function(){return 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strict";var n=r(961),i=r(1518),a=r(968),s=r(1087),o=r(1200),f=a.assert,u=r(1519),c=r(1520);function d(e){if(!(this instanceof d))return new d(e);"string"===typeof e&&(f(Object.prototype.hasOwnProperty.call(s,e),"Unknown curve "+e),e=s[e]),e instanceof s.PresetCurve&&(e={curve:e}),this.curve=e.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=e.curve.g,this.g.precompute(e.curve.n.bitLength()+1),this.hash=e.hash||e.curve.hash}e.exports=d,d.prototype.keyPair=function(e){return new u(this,e)},d.prototype.keyFromPrivate=function(e,t){return u.fromPrivate(this,e,t)},d.prototype.keyFromPublic=function(e,t){return u.fromPublic(this,e,t)},d.prototype.genKeyPair=function(e){e||(e={});for(var t=new i({hash:this.hash,pers:e.pers,persEnc:e.persEnc||"utf8",entropy:e.entropy||o(this.hash.hmacStrength),entropyEnc:e.entropy&&e.entropyEnc||"utf8",nonce:this.n.toArray()}),r=this.n.byteLength(),a=this.n.sub(new n(2));;){var s=new n(t.generate(r));if(!(s.cmp(a)>0))return s.iaddn(1),this.keyFromPrivate(s)}},d.prototype._truncateToN=function(e,t){var r=8*e.byteLength()-this.n.bitLength();return r>0&&(e=e.ushrn(r)),!t&&e.cmp(this.n)>=0?e.sub(this.n):e},d.prototype.sign=function(e,t,r,a){"object"===typeof r&&(a=r,r=null),a||(a={}),t=this.keyFromPrivate(t,r),e=this._truncateToN(new n(e,16));for(var s=this.n.byteLength(),o=t.getPrivate().toArray("be",s),f=e.toArray("be",s),u=new i({hash:this.hash,entropy:o,nonce:f,pers:a.pers,persEnc:a.persEnc||"utf8"}),d=this.n.sub(new n(1)),h=0;;h++){var l=a.k?a.k(h):new n(u.generate(this.n.byteLength()));if(!((l=this._truncateToN(l,!0)).cmpn(1)<=0||l.cmp(d)>=0)){var b=this.g.mul(l);if(!b.isInfinity()){var p=b.getX(),m=p.umod(this.n);if(0!==m.cmpn(0)){var k=l.invm(this.n).mul(m.mul(t.getPrivate()).iadd(e));if(0!==(k=k.umod(this.n)).cmpn(0)){var g=(b.getY().isOdd()?1:0)|(0!==p.cmp(m)?2:0);return a.canonical&&k.cmp(this.nh)>0&&(k=this.n.sub(k),g^=1),new c({r:m,s:k,recoveryParam:g})}}}}}},d.prototype.verify=function(e,t,r,i){e=this._truncateToN(new n(e,16)),r=this.keyFromPublic(r,i);var a=(t=new c(t,"hex")).r,s=t.s;if(a.cmpn(1)<0||a.cmp(this.n)>=0)return!1;if(s.cmpn(1)<0||s.cmp(this.n)>=0)return!1;var o,f=s.invm(this.n),u=f.mul(e).umod(this.n),d=f.mul(a).umod(this.n);return this.curve._maxwellTrick?!(o=this.g.jmulAdd(u,r.getPublic(),d)).isInfinity()&&o.eqXToP(a):!(o=this.g.mulAdd(u,r.getPublic(),d)).isInfinity()&&0===o.getX().umod(this.n).cmp(a)},d.prototype.recoverPubKey=function(e,t,r,i){f((3&r)===r,"The recovery param is more than two bits"),t=new c(t,i);var a=this.n,s=new n(e),o=t.r,u=t.s,d=1&r,h=r>>1;if(o.cmp(this.curve.p.umod(this.curve.n))>=0&&h)throw new Error("Unable to find sencond key candinate");o=h?this.curve.pointFromX(o.add(this.curve.n),d):this.curve.pointFromX(o,d);var l=t.r.invm(a),b=a.sub(s).mul(l).umod(a),p=u.mul(l).umod(a);return this.g.mulAdd(b,o,p)},d.prototype.getKeyRecoveryParam=function(e,t,r,n){if(null!==(t=new c(t,n)).recoveryParam)return t.recoveryParam;for(var i=0;i<4;i++){var a;try{a=this.recoverPubKey(e,t,i)}catch(e){continue}if(a.eq(r))return i}throw new Error("Unable to find valid recovery factor")}},1518:function(e,t,r){"use strict";var n=r(1088),i=r(1199),a=r(985);function s(e){if(!(this instanceof s))return new s(e);this.hash=e.hash,this.predResist=!!e.predResist,this.outLen=this.hash.outSize,this.minEntropy=e.minEntropy||this.hash.hmacStrength,this._reseed=null,this.reseedInterval=null,this.K=null,this.V=null;var t=i.toArray(e.entropy,e.entropyEnc||"hex"),r=i.toArray(e.nonce,e.nonceEnc||"hex"),n=i.toArray(e.pers,e.persEnc||"hex");a(t.length>=this.minEntropy/8,"Not enough entropy. Minimum is: "+this.minEntropy+" bits"),this._init(t,r,n)}e.exports=s,s.prototype._init=function(e,t,r){var n=e.concat(t).concat(r);this.K=new Array(this.outLen/8),this.V=new Array(this.outLen/8);for(var i=0;i<this.V.length;i++)this.K[i]=0,this.V[i]=1;this._update(n),this._reseed=1,this.reseedInterval=281474976710656},s.prototype._hmac=function(){return new n.hmac(this.hash,this.K)},s.prototype._update=function(e){var t=this._hmac().update(this.V).update([0]);e&&(t=t.update(e)),this.K=t.digest(),this.V=this._hmac().update(this.V).digest(),e&&(this.K=this._hmac().update(this.V).update([1]).update(e).digest(),this.V=this._hmac().update(this.V).digest())},s.prototype.reseed=function(e,t,r,n){"string"!==typeof t&&(n=r,r=t,t=null),e=i.toArray(e,t),r=i.toArray(r,n),a(e.length>=this.minEntropy/8,"Not enough entropy. Minimum is: "+this.minEntropy+" bits"),this._update(e.concat(r||[])),this._reseed=1},s.prototype.generate=function(e,t,r,n){if(this._reseed>this.reseedInterval)throw new Error("Reseed is required");"string"!==typeof t&&(n=r,r=t,t=null),r&&(r=i.toArray(r,n||"hex"),this._update(r));for(var a=[];a.length<e;)this.V=this._hmac().update(this.V).digest(),a=a.concat(this.V);var s=a.slice(0,e);return this._update(r),this._reseed++,i.encode(s,t)}},1519:function(e,t,r){"use strict";var n=r(961),i=r(968).assert;function a(e,t){this.ec=e,this.priv=null,this.pub=null,t.priv&&this._importPrivate(t.priv,t.privEnc),t.pub&&this._importPublic(t.pub,t.pubEnc)}e.exports=a,a.fromPublic=function(e,t,r){return t instanceof a?t:new a(e,{pub:t,pubEnc:r})},a.fromPrivate=function(e,t,r){return t instanceof a?t:new a(e,{priv:t,privEnc:r})},a.prototype.validate=function(){var e=this.getPublic();return e.isInfinity()?{result:!1,reason:"Invalid public key"}:e.validate()?e.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},a.prototype.getPublic=function(e,t){return"string"===typeof e&&(t=e,e=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),t?this.pub.encode(t,e):this.pub},a.prototype.getPrivate=function(e){return"hex"===e?this.priv.toString(16,2):this.priv},a.prototype._importPrivate=function(e,t){this.priv=new n(e,t||16),this.priv=this.priv.umod(this.ec.curve.n)},a.prototype._importPublic=function(e,t){if(e.x||e.y)return"mont"===this.ec.curve.type?i(e.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||i(e.x&&e.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(e.x,e.y));this.pub=this.ec.curve.decodePoint(e,t)},a.prototype.derive=function(e){return e.validate()||i(e.validate(),"public point not validated"),e.mul(this.priv).getX()},a.prototype.sign=function(e,t,r){return this.ec.sign(e,this,t,r)},a.prototype.verify=function(e,t){return this.ec.verify(e,t,this)},a.prototype.inspect=function(){return"<Key priv: "+(this.priv&&this.priv.toString(16,2))+" pub: "+(this.pub&&this.pub.inspect())+" >"}},1520:function(e,t,r){"use strict";var n=r(961),i=r(968),a=i.assert;function s(e,t){if(e instanceof s)return e;this._importDER(e,t)||(a(e.r&&e.s,"Signature without r or s"),this.r=new n(e.r,16),this.s=new n(e.s,16),void 0===e.recoveryParam?this.recoveryParam=null:this.recoveryParam=e.recoveryParam)}function o(){this.place=0}function f(e,t){var r=e[t.place++];if(!(128&r))return r;var n=15&r;if(0===n||n>4)return!1;for(var i=0,a=0,s=t.place;a<n;a++,s++)i<<=8,i|=e[s],i>>>=0;return!(i<=127)&&(t.place=s,i)}function u(e){for(var t=0,r=e.length-1;!e[t]&&!(128&e[t+1])&&t<r;)t++;return 0===t?e:e.slice(t)}function c(e,t){if(t<128)e.push(t);else{var r=1+(Math.log(t)/Math.LN2>>>3);for(e.push(128|r);--r;)e.push(t>>>(r<<3)&255);e.push(t)}}e.exports=s,s.prototype._importDER=function(e,t){e=i.toArray(e,t);var r=new o;if(48!==e[r.place++])return!1;var a=f(e,r);if(!1===a)return!1;if(a+r.place!==e.length)return!1;if(2!==e[r.place++])return!1;var s=f(e,r);if(!1===s)return!1;var u=e.slice(r.place,s+r.place);if(r.place+=s,2!==e[r.place++])return!1;var c=f(e,r);if(!1===c)return!1;if(e.length!==c+r.place)return!1;var d=e.slice(r.place,c+r.place);if(0===u[0]){if(!(128&u[1]))return!1;u=u.slice(1)}if(0===d[0]){if(!(128&d[1]))return!1;d=d.slice(1)}return this.r=new n(u),this.s=new n(d),this.recoveryParam=null,!0},s.prototype.toDER=function(e){var t=this.r.toArray(),r=this.s.toArray();for(128&t[0]&&(t=[0].concat(t)),128&r[0]&&(r=[0].concat(r)),t=u(t),r=u(r);!r[0]&&!(128&r[1]);)r=r.slice(1);var n=[2];c(n,t.length),(n=n.concat(t)).push(2),c(n,r.length);var a=n.concat(r),s=[48];return c(s,a.length),s=s.concat(a),i.encode(s,e)}},1521:function(e,t,r){"use strict";var n=r(1088),i=r(1087),a=r(968),s=a.assert,o=a.parseBytes,f=r(1522),u=r(1523);function c(e){if(s("ed25519"===e,"only tested with ed25519 so far"),!(this instanceof c))return new c(e);e=i[e].curve,this.curve=e,this.g=e.g,this.g.precompute(e.n.bitLength()+1),this.pointClass=e.point().constructor,this.encodingLength=Math.ceil(e.n.bitLength()/8),this.hash=n.sha512}e.exports=c,c.prototype.sign=function(e,t){e=o(e);var r=this.keyFromSecret(t),n=this.hashInt(r.messagePrefix(),e),i=this.g.mul(n),a=this.encodePoint(i),s=this.hashInt(a,r.pubBytes(),e).mul(r.priv()),f=n.add(s).umod(this.curve.n);return this.makeSignature({R:i,S:f,Rencoded:a})},c.prototype.verify=function(e,t,r){e=o(e),t=this.makeSignature(t);var n=this.keyFromPublic(r),i=this.hashInt(t.Rencoded(),n.pubBytes(),e),a=this.g.mul(t.S());return t.R().add(n.pub().mul(i)).eq(a)},c.prototype.hashInt=function(){for(var e=this.hash(),t=0;t<arguments.length;t++)e.update(arguments[t]);return a.intFromLE(e.digest()).umod(this.curve.n)},c.prototype.keyFromPublic=function(e){return f.fromPublic(this,e)},c.prototype.keyFromSecret=function(e){return f.fromSecret(this,e)},c.prototype.makeSignature=function(e){return e instanceof u?e:new u(this,e)},c.prototype.encodePoint=function(e){var t=e.getY().toArray("le",this.encodingLength);return t[this.encodingLength-1]|=e.getX().isOdd()?128:0,t},c.prototype.decodePoint=function(e){var t=(e=a.parseBytes(e)).length-1,r=e.slice(0,t).concat(-129&e[t]),n=0!==(128&e[t]),i=a.intFromLE(r);return this.curve.pointFromY(i,n)},c.prototype.encodeInt=function(e){return e.toArray("le",this.encodingLength)},c.prototype.decodeInt=function(e){return a.intFromLE(e)},c.prototype.isPoint=function(e){return e instanceof this.pointClass}},1522:function(e,t,r){"use strict";var n=r(968),i=n.assert,a=n.parseBytes,s=n.cachedProperty;function o(e,t){this.eddsa=e,this._secret=a(t.secret),e.isPoint(t.pub)?this._pub=t.pub:this._pubBytes=a(t.pub)}o.fromPublic=function(e,t){return t instanceof o?t:new o(e,{pub:t})},o.fromSecret=function(e,t){return t instanceof o?t:new o(e,{secret:t})},o.prototype.secret=function(){return this._secret},s(o,"pubBytes",(function(){return this.eddsa.encodePoint(this.pub())})),s(o,"pub",(function(){return this._pubBytes?this.eddsa.decodePoint(this._pubBytes):this.eddsa.g.mul(this.priv())})),s(o,"privBytes",(function(){var e=this.eddsa,t=this.hash(),r=e.encodingLength-1,n=t.slice(0,e.encodingLength);return n[0]&=248,n[r]&=127,n[r]|=64,n})),s(o,"priv",(function(){return this.eddsa.decodeInt(this.privBytes())})),s(o,"hash",(function(){return this.eddsa.hash().update(this.secret()).digest()})),s(o,"messagePrefix",(function(){return this.hash().slice(this.eddsa.encodingLength)})),o.prototype.sign=function(e){return i(this._secret,"KeyPair can only verify"),this.eddsa.sign(e,this)},o.prototype.verify=function(e,t){return this.eddsa.verify(e,t,this)},o.prototype.getSecret=function(e){return i(this._secret,"KeyPair is public only"),n.encode(this.secret(),e)},o.prototype.getPublic=function(e){return n.encode(this.pubBytes(),e)},e.exports=o},1523:function(e,t,r){"use strict";var n=r(961),i=r(968),a=i.assert,s=i.cachedProperty,o=i.parseBytes;function f(e,t){this.eddsa=e,"object"!==typeof t&&(t=o(t)),Array.isArray(t)&&(t={R:t.slice(0,e.encodingLength),S:t.slice(e.encodingLength)}),a(t.R&&t.S,"Signature without R or S"),e.isPoint(t.R)&&(this._R=t.R),t.S instanceof n&&(this._S=t.S),this._Rencoded=Array.isArray(t.R)?t.R:t.Rencoded,this._Sencoded=Array.isArray(t.S)?t.S:t.Sencoded}s(f,"S",(function(){return this.eddsa.decodeInt(this.Sencoded())})),s(f,"R",(function(){return this.eddsa.decodePoint(this.Rencoded())})),s(f,"Rencoded",(function(){return this.eddsa.encodePoint(this.R())})),s(f,"Sencoded",(function(){return this.eddsa.encodeInt(this.S())})),f.prototype.toBytes=function(){return this.Rencoded().concat(this.Sencoded())},f.prototype.toHex=function(){return i.encode(this.toBytes(),"hex").toUpperCase()},e.exports=f},1524:function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var n=r(1525);t.getRandomBytes=function(e){return new Promise((function(t,r){n(e,(function(e,n){e?r(e):t(n)}))}))},t.getRandomBytesSync=function(e){return n(e)}},1525:function(e,t,r){"use strict";(function(t,n){var i=65536,a=4294967295;var s=r(962).Buffer,o=t.crypto||t.msCrypto;o&&o.getRandomValues?e.exports=function(e,t){if(e>a)throw new RangeError("requested too many random bytes");var r=s.allocUnsafe(e);if(e>0)if(e>i)for(var f=0;f<e;f+=i)o.getRandomValues(r.slice(f,f+i));else o.getRandomValues(r);if("function"===typeof t)return n.nextTick((function(){t(null,r)}));return r}:e.exports=function(){throw new Error("Secure random number generation is not supported by this browser.\nUse Chrome, Firefox or Internet Explorer 11")}}).call(this,r(38),r(126))},1526:function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var n=r(961),i=new(0,r(1039).ec)("secp256k1"),a=i.curve;t.privateKeyExport=function(e,t){void 0===t&&(t=!0);var r=new n(e);if(r.ucmp(a.n)>=0)throw new Error("couldn't export to DER format");var o=i.g.mul(r);return s(o.getX(),o.getY(),t)},t.privateKeyModInverse=function(t){var r=new n(t);if(r.ucmp(a.n)>=0||r.isZero())throw new Error("private key range is invalid");return r.invm(a.n).toArrayLike(e,"be",32)},t.signatureImport=function(t){var r=new n(t.r);r.ucmp(a.n)>=0&&(r=new n(0));var i=new n(t.s);return i.ucmp(a.n)>=0&&(i=new n(0)),e.concat([r.toArrayLike(e,"be",32),i.toArrayLike(e,"be",32)])},t.ecdhUnsafe=function(e,t,r){void 0===r&&(r=!0);var o=i.keyFromPublic(e),f=new n(t);if(f.ucmp(a.n)>=0||f.isZero())throw new Error("scalar was invalid (zero or overflow)");var u=o.pub.mul(f);return s(u.getX(),u.getY(),r)};var s=function(t,r,n){var i;return n?((i=e.alloc(33))[0]=r.isOdd()?3:2,t.toArrayLike(e,"be",32).copy(i,1)):((i=e.alloc(65))[0]=4,t.toArrayLike(e,"be",32).copy(i,1),r.toArrayLike(e,"be",32).copy(i,33)),i}}).call(this,r(50).Buffer)},1527:function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var r=e.from([48,129,211,2,1,1,4,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,160,129,133,48,129,130,2,1,1,48,44,6,7,42,134,72,206,61,1,1,2,33,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254,255,255,252,47,48,6,4,1,0,4,1,7,4,33,2,121,190,102,126,249,220,187,172,85,160,98,149,206,135,11,7,2,155,252,219,45,206,40,217,89,242,129,91,22,248,23,152,2,33,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254,186,174,220,230,175,72,160,59,191,210,94,140,208,54,65,65,2,1,1,161,36,3,34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]),n=e.from([48,130,1,19,2,1,1,4,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,160,129,165,48,129,162,2,1,1,48,44,6,7,42,134,72,206,61,1,1,2,33,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254,255,255,252,47,48,6,4,1,0,4,1,7,4,65,4,121,190,102,126,249,220,187,172,85,160,98,149,206,135,11,7,2,155,252,219,45,206,40,217,89,242,129,91,22,248,23,152,72,58,218,119,38,163,196,101,93,164,251,252,14,17,8,168,253,23,180,72,166,133,84,25,156,71,208,143,251,16,212,184,2,33,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254,186,174,220,230,175,72,160,59,191,210,94,140,208,54,65,65,2,1,1,161,68,3,66,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]);t.privateKeyExport=function(t,i,a){void 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allowed!");this._common=r.common}else{var a=r.chain?r.chain:"mainnet",s=r.hardfork?r.hardfork:null;this._common=new n(a,s)}var o=[{name:"parentHash",length:32,default:i.zeros(32)},{name:"uncleHash",default:i.SHA3_RLP_ARRAY},{name:"coinbase",length:20,default:i.zeros(20)},{name:"stateRoot",length:32,default:i.zeros(32)},{name:"transactionsTrie",length:32,default:i.SHA3_RLP},{name:"receiptTrie",length:32,default:i.SHA3_RLP},{name:"bloom",default:i.zeros(256)},{name:"difficulty",default:t.from([])},{name:"number",default:i.intToBuffer(115e4)},{name:"gasLimit",default:t.from("ffffffffffffff","hex")},{name:"gasUsed",empty:!0,default:t.from([])},{name:"timestamp",default:t.from([])},{name:"extraData",allowZero:!0,empty:!0,default:t.from([])},{name:"mixHash",default:i.zeros(32)},{name:"nonce",default:i.zeros(8)}];i.defineProperties(this,o,e)};s.prototype.canonicalDifficulty=function(e){var t,r,n,s=this._common.hardfork()||this._common.activeHardfork(i.bufferToInt(this.number)),o=new a(this.timestamp),f=new a(e.header.timestamp),u=new a(e.header.difficulty),c=new a(this._common.param("pow","minimumDifficulty",s)),d=u.div(new a(this._common.param("pow","difficultyBoundDivisor",s))),h=new a(this.number);if(this._common.hardforkGteHardfork(s,"byzantium")){var l=e.header.uncleHash.equals(i.SHA3_RLP_ARRAY)?1:2;t=o.sub(f).idivn(9).ineg().iaddn(l),1===(r=new a(-99)).cmp(t)&&(t=r),n=u.add(d.mul(t))}this._common.hardforkGteHardfork(s,"muirGlacier")?(h.isubn(9e6),h.ltn(0)&&(h=new a(0))):this._common.hardforkGteHardfork(s,"constantinople")?(h.isubn(5e6),h.ltn(0)&&(h=new a(0))):this._common.hardforkGteHardfork(s,"byzantium")?(h.isubn(3e6),h.ltn(0)&&(h=new a(0))):this._common.hardforkGteHardfork(s,"homestead")?(t=o.sub(f).idivn(10).ineg().iaddn(1),1===(r=new a(-99)).cmp(t)&&(t=r),n=u.add(d.mul(t))):n=1===f.addn(this._common.param("pow","durationLimit",s)).cmp(o)?d.add(u):u.sub(d);var b=h.idivn(1e5).isubn(2);return b.isNeg()||n.iadd(new a(2).pow(b)),-1===n.cmp(c)&&(n=c),n},s.prototype.validateDifficulty=function(e){return 0===this.canonicalDifficulty(e).cmp(new a(this.difficulty))},s.prototype.validateGasLimit=function(e){var t=new a(e.header.gasLimit),r=new a(this.gasLimit),n=this._common.hardfork()?this._common.hardfork():this._common.activeHardfork(this.number),i=t.div(new a(this._common.param("gasConfig","gasLimitBoundDivisor",n))),s=t.add(i),o=t.sub(i);return r.lt(s)&&r.gt(o)&&r.gte(this._common.param("gasConfig","minGasLimit",n))},s.prototype.validate=function(e,t,r){var n=this;if(2===arguments.length&&(r=t,t=!1),this.isGenesis())return r();e.getBlock(n.parentHash,(function(e,s){if(e)return r("could not find parent block");if(n.parentBlock=s,0!==new a(n.number).cmp(new a(s.header.number).iaddn(1)))return r("invalid number");if(t){var o=t.sub(new a(s.header.number));if(-1!==o.cmpn(8)||1!==o.cmpn(1))return r("uncle block has a parent that is too old or to young")}if(!n.validateDifficulty(s))return r("invalid Difficulty");if(!n.validateGasLimit(s))return r("invalid gas limit");if(i.bufferToInt(s.header.number)+1!==i.bufferToInt(n.number))return r("invalid heigth");if(i.bufferToInt(n.timestamp)<=i.bufferToInt(s.header.timestamp))return r("invalid timestamp");var f=n._common.hardfork()?n._common.hardfork():n._common.activeHardfork(t);if(n.extraData.length>n._common.param("vm","maxExtraDataSize",f))return r("invalid amount of extra data");r()}))},s.prototype.hash=function(){return i.rlphash(this.raw)},s.prototype.isGenesis=function(){return""===this.number.toString("hex")},s.prototype.setGenesisParams=function(){this.timestamp=this._common.genesis().timestamp,this.gasLimit=this._common.genesis().gasLimit,this.difficulty=this._common.genesis().difficulty,this.extraData=this._common.genesis().extraData,this.nonce=this._common.genesis().nonce,this.stateRoot=this._common.genesis().stateRoot,this.number=t.from([])}}).call(this,r(50).Buffer)},1570:function(e,t,r){"use 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ve=(u+(n=n+Math.imul(d,J)|0)|0)+((8191&(i=(i=i+Math.imul(d,X)|0)+Math.imul(h,J)|0))<<13)|0;u=((a=a+Math.imul(h,X)|0)+(i>>>13)|0)+(ve>>>26)|0,ve&=67108863,n=Math.imul(x,H),i=(i=Math.imul(x,K))+Math.imul(S,H)|0,a=Math.imul(S,K),n=n+Math.imul(y,q)|0,i=(i=i+Math.imul(y,V)|0)+Math.imul(w,q)|0,a=a+Math.imul(w,V)|0,n=n+Math.imul(k,G)|0,i=(i=i+Math.imul(k,Y)|0)+Math.imul(g,G)|0,a=a+Math.imul(g,Y)|0,n=n+Math.imul(b,J)|0,i=(i=i+Math.imul(b,X)|0)+Math.imul(p,J)|0,a=a+Math.imul(p,X)|0;var ye=(u+(n=n+Math.imul(d,$)|0)|0)+((8191&(i=(i=i+Math.imul(d,ee)|0)+Math.imul(h,$)|0))<<13)|0;u=((a=a+Math.imul(h,ee)|0)+(i>>>13)|0)+(ye>>>26)|0,ye&=67108863,n=Math.imul(E,H),i=(i=Math.imul(E,K))+Math.imul(M,H)|0,a=Math.imul(M,K),n=n+Math.imul(x,q)|0,i=(i=i+Math.imul(x,V)|0)+Math.imul(S,q)|0,a=a+Math.imul(S,V)|0,n=n+Math.imul(y,G)|0,i=(i=i+Math.imul(y,Y)|0)+Math.imul(w,G)|0,a=a+Math.imul(w,Y)|0,n=n+Math.imul(k,J)|0,i=(i=i+Math.imul(k,X)|0)+Math.imul(g,J)|0,a=a+Math.imul(g,X)|0,n=n+Math.imul(b,$)|0,i=(i=i+Math.imul(b,ee)|0)+Math.imul(p,$)|0,a=a+Math.imul(p,ee)|0;var we=(u+(n=n+Math.imul(d,re)|0)|0)+((8191&(i=(i=i+Math.imul(d,ne)|0)+Math.imul(h,re)|0))<<13)|0;u=((a=a+Math.imul(h,ne)|0)+(i>>>13)|0)+(we>>>26)|0,we&=67108863,n=Math.imul(I,H),i=(i=Math.imul(I,K))+Math.imul(O,H)|0,a=Math.imul(O,K),n=n+Math.imul(E,q)|0,i=(i=i+Math.imul(E,V)|0)+Math.imul(M,q)|0,a=a+Math.imul(M,V)|0,n=n+Math.imul(x,G)|0,i=(i=i+Math.imul(x,Y)|0)+Math.imul(S,G)|0,a=a+Math.imul(S,Y)|0,n=n+Math.imul(y,J)|0,i=(i=i+Math.imul(y,X)|0)+Math.imul(w,J)|0,a=a+Math.imul(w,X)|0,n=n+Math.imul(k,$)|0,i=(i=i+Math.imul(k,ee)|0)+Math.imul(g,$)|0,a=a+Math.imul(g,ee)|0,n=n+Math.imul(b,re)|0,i=(i=i+Math.imul(b,ne)|0)+Math.imul(p,re)|0,a=a+Math.imul(p,ne)|0;var _e=(u+(n=n+Math.imul(d,ae)|0)|0)+((8191&(i=(i=i+Math.imul(d,se)|0)+Math.imul(h,ae)|0))<<13)|0;u=((a=a+Math.imul(h,se)|0)+(i>>>13)|0)+(_e>>>26)|0,_e&=67108863,n=Math.imul(L,H),i=(i=Math.imul(L,K))+Math.imul(B,H)|0,a=Math.imul(B,K),n=n+Math.imul(I,q)|0,i=(i=i+Math.imul(I,V)|0)+Math.imul(O,q)|0,a=a+Math.imul(O,V)|0,n=n+Math.imul(E,G)|0,i=(i=i+Math.imul(E,Y)|0)+Math.imul(M,G)|0,a=a+Math.imul(M,Y)|0,n=n+Math.imul(x,J)|0,i=(i=i+Math.imul(x,X)|0)+Math.imul(S,J)|0,a=a+Math.imul(S,X)|0,n=n+Math.imul(y,$)|0,i=(i=i+Math.imul(y,ee)|0)+Math.imul(w,$)|0,a=a+Math.imul(w,ee)|0,n=n+Math.imul(k,re)|0,i=(i=i+Math.imul(k,ne)|0)+Math.imul(g,re)|0,a=a+Math.imul(g,ne)|0,n=n+Math.imul(b,ae)|0,i=(i=i+Math.imul(b,se)|0)+Math.imul(p,ae)|0,a=a+Math.imul(p,se)|0;var xe=(u+(n=n+Math.imul(d,fe)|0)|0)+((8191&(i=(i=i+Math.imul(d,ue)|0)+Math.imul(h,fe)|0))<<13)|0;u=((a=a+Math.imul(h,ue)|0)+(i>>>13)|0)+(xe>>>26)|0,xe&=67108863,n=Math.imul(C,H),i=(i=Math.imul(C,K))+Math.imul(N,H)|0,a=Math.imul(N,K),n=n+Math.imul(L,q)|0,i=(i=i+Math.imul(L,V)|0)+Math.imul(B,q)|0,a=a+Math.imul(B,V)|0,n=n+Math.imul(I,G)|0,i=(i=i+Math.imul(I,Y)|0)+Math.imul(O,G)|0,a=a+Math.imul(O,Y)|0,n=n+Math.imul(E,J)|0,i=(i=i+Math.imul(E,X)|0)+Math.imul(M,J)|0,a=a+Math.imul(M,X)|0,n=n+Math.imul(x,$)|0,i=(i=i+Math.imul(x,ee)|0)+Math.imul(S,$)|0,a=a+Math.imul(S,ee)|0,n=n+Math.imul(y,re)|0,i=(i=i+Math.imul(y,ne)|0)+Math.imul(w,re)|0,a=a+Math.imul(w,ne)|0,n=n+Math.imul(k,ae)|0,i=(i=i+Math.imul(k,se)|0)+Math.imul(g,ae)|0,a=a+Math.imul(g,se)|0,n=n+Math.imul(b,fe)|0,i=(i=i+Math.imul(b,ue)|0)+Math.imul(p,fe)|0,a=a+Math.imul(p,ue)|0;var Se=(u+(n=n+Math.imul(d,de)|0)|0)+((8191&(i=(i=i+Math.imul(d,he)|0)+Math.imul(h,de)|0))<<13)|0;u=((a=a+Math.imul(h,he)|0)+(i>>>13)|0)+(Se>>>26)|0,Se&=67108863,n=Math.imul(U,H),i=(i=Math.imul(U,K))+Math.imul(j,H)|0,a=Math.imul(j,K),n=n+Math.imul(C,q)|0,i=(i=i+Math.imul(C,V)|0)+Math.imul(N,q)|0,a=a+Math.imul(N,V)|0,n=n+Math.imul(L,G)|0,i=(i=i+Math.imul(L,Y)|0)+Math.imul(B,G)|0,a=a+Math.imul(B,Y)|0,n=n+Math.imul(I,J)|0,i=(i=i+Math.imul(I,X)|0)+Math.imul(O,J)|0,a=a+Math.imul(O,X)|0,n=n+Math.imul(E,$)|0,i=(i=i+Math.imul(E,ee)|0)+Math.imul(M,$)|0,a=a+Math.imul(M,ee)|0,n=n+Math.imul(x,re)|0,i=(i=i+Math.imul(x,ne)|0)+Math.imul(S,re)|0,a=a+Math.imul(S,ne)|0,n=n+Math.imul(y,ae)|0,i=(i=i+Math.imul(y,se)|0)+Math.imul(w,ae)|0,a=a+Math.imul(w,se)|0,n=n+Math.imul(k,fe)|0,i=(i=i+Math.imul(k,ue)|0)+Math.imul(g,fe)|0,a=a+Math.imul(g,ue)|0,n=n+Math.imul(b,de)|0,i=(i=i+Math.imul(b,he)|0)+Math.imul(p,de)|0,a=a+Math.imul(p,he)|0;var Ae=(u+(n=n+Math.imul(d,be)|0)|0)+((8191&(i=(i=i+Math.imul(d,pe)|0)+Math.imul(h,be)|0))<<13)|0;u=((a=a+Math.imul(h,pe)|0)+(i>>>13)|0)+(Ae>>>26)|0,Ae&=67108863,n=Math.imul(U,q),i=(i=Math.imul(U,V))+Math.imul(j,q)|0,a=Math.imul(j,V),n=n+Math.imul(C,G)|0,i=(i=i+Math.imul(C,Y)|0)+Math.imul(N,G)|0,a=a+Math.imul(N,Y)|0,n=n+Math.imul(L,J)|0,i=(i=i+Math.imul(L,X)|0)+Math.imul(B,J)|0,a=a+Math.imul(B,X)|0,n=n+Math.imul(I,$)|0,i=(i=i+Math.imul(I,ee)|0)+Math.imul(O,$)|0,a=a+Math.imul(O,ee)|0,n=n+Math.imul(E,re)|0,i=(i=i+Math.imul(E,ne)|0)+Math.imul(M,re)|0,a=a+Math.imul(M,ne)|0,n=n+Math.imul(x,ae)|0,i=(i=i+Math.imul(x,se)|0)+Math.imul(S,ae)|0,a=a+Math.imul(S,se)|0,n=n+Math.imul(y,fe)|0,i=(i=i+Math.imul(y,ue)|0)+Math.imul(w,fe)|0,a=a+Math.imul(w,ue)|0,n=n+Math.imul(k,de)|0,i=(i=i+Math.imul(k,he)|0)+Math.imul(g,de)|0,a=a+Math.imul(g,he)|0;var Ee=(u+(n=n+Math.imul(b,be)|0)|0)+((8191&(i=(i=i+Math.imul(b,pe)|0)+Math.imul(p,be)|0))<<13)|0;u=((a=a+Math.imul(p,pe)|0)+(i>>>13)|0)+(Ee>>>26)|0,Ee&=67108863,n=Math.imul(U,G),i=(i=Math.imul(U,Y))+Math.imul(j,G)|0,a=Math.imul(j,Y),n=n+Math.imul(C,J)|0,i=(i=i+Math.imul(C,X)|0)+Math.imul(N,J)|0,a=a+Math.imul(N,X)|0,n=n+Math.imul(L,$)|0,i=(i=i+Math.imul(L,ee)|0)+Math.imul(B,$)|0,a=a+Math.imul(B,ee)|0,n=n+Math.imul(I,re)|0,i=(i=i+Math.imul(I,ne)|0)+Math.imul(O,re)|0,a=a+Math.imul(O,ne)|0,n=n+Math.imul(E,ae)|0,i=(i=i+Math.imul(E,se)|0)+Math.imul(M,ae)|0,a=a+Math.imul(M,se)|0,n=n+Math.imul(x,fe)|0,i=(i=i+Math.imul(x,ue)|0)+Math.imul(S,fe)|0,a=a+Math.imul(S,ue)|0,n=n+Math.imul(y,de)|0,i=(i=i+Math.imul(y,he)|0)+Math.imul(w,de)|0,a=a+Math.imul(w,he)|0;var Me=(u+(n=n+Math.imul(k,be)|0)|0)+((8191&(i=(i=i+Math.imul(k,pe)|0)+Math.imul(g,be)|0))<<13)|0;u=((a=a+Math.imul(g,pe)|0)+(i>>>13)|0)+(Me>>>26)|0,Me&=67108863,n=Math.imul(U,J),i=(i=Math.imul(U,X))+Math.imul(j,J)|0,a=Math.imul(j,X),n=n+Math.imul(C,$)|0,i=(i=i+Math.imul(C,ee)|0)+Math.imul(N,$)|0,a=a+Math.imul(N,ee)|0,n=n+Math.imul(L,re)|0,i=(i=i+Math.imul(L,ne)|0)+Math.imul(B,re)|0,a=a+Math.imul(B,ne)|0,n=n+Math.imul(I,ae)|0,i=(i=i+Math.imul(I,se)|0)+Math.imul(O,ae)|0,a=a+Math.imul(O,se)|0,n=n+Math.imul(E,fe)|0,i=(i=i+Math.imul(E,ue)|0)+Math.imul(M,fe)|0,a=a+Math.imul(M,ue)|0,n=n+Math.imul(x,de)|0,i=(i=i+Math.imul(x,he)|0)+Math.imul(S,de)|0,a=a+Math.imul(S,he)|0;var Te=(u+(n=n+Math.imul(y,be)|0)|0)+((8191&(i=(i=i+Math.imul(y,pe)|0)+Math.imul(w,be)|0))<<13)|0;u=((a=a+Math.imul(w,pe)|0)+(i>>>13)|0)+(Te>>>26)|0,Te&=67108863,n=Math.imul(U,$),i=(i=Math.imul(U,ee))+Math.imul(j,$)|0,a=Math.imul(j,ee),n=n+Math.imul(C,re)|0,i=(i=i+Math.imul(C,ne)|0)+Math.imul(N,re)|0,a=a+Math.imul(N,ne)|0,n=n+Math.imul(L,ae)|0,i=(i=i+Math.imul(L,se)|0)+Math.imul(B,ae)|0,a=a+Math.imul(B,se)|0,n=n+Math.imul(I,fe)|0,i=(i=i+Math.imul(I,ue)|0)+Math.imul(O,fe)|0,a=a+Math.imul(O,ue)|0,n=n+Math.imul(E,de)|0,i=(i=i+Math.imul(E,he)|0)+Math.imul(M,de)|0,a=a+Math.imul(M,he)|0;var Ie=(u+(n=n+Math.imul(x,be)|0)|0)+((8191&(i=(i=i+Math.imul(x,pe)|0)+Math.imul(S,be)|0))<<13)|0;u=((a=a+Math.imul(S,pe)|0)+(i>>>13)|0)+(Ie>>>26)|0,Ie&=67108863,n=Math.imul(U,re),i=(i=Math.imul(U,ne))+Math.imul(j,re)|0,a=Math.imul(j,ne),n=n+Math.imul(C,ae)|0,i=(i=i+Math.imul(C,se)|0)+Math.imul(N,ae)|0,a=a+Math.imul(N,se)|0,n=n+Math.imul(L,fe)|0,i=(i=i+Math.imul(L,ue)|0)+Math.imul(B,fe)|0,a=a+Math.imul(B,ue)|0,n=n+Math.imul(I,de)|0,i=(i=i+Math.imul(I,he)|0)+Math.imul(O,de)|0,a=a+Math.imul(O,he)|0;var Oe=(u+(n=n+Math.imul(E,be)|0)|0)+((8191&(i=(i=i+Math.imul(E,pe)|0)+Math.imul(M,be)|0))<<13)|0;u=((a=a+Math.imul(M,pe)|0)+(i>>>13)|0)+(Oe>>>26)|0,Oe&=67108863,n=Math.imul(U,ae),i=(i=Math.imul(U,se))+Math.imul(j,ae)|0,a=Math.imul(j,se),n=n+Math.imul(C,fe)|0,i=(i=i+Math.imul(C,ue)|0)+Math.imul(N,fe)|0,a=a+Math.imul(N,ue)|0,n=n+Math.imul(L,de)|0,i=(i=i+Math.imul(L,he)|0)+Math.imul(B,de)|0,a=a+Math.imul(B,he)|0;var Re=(u+(n=n+Math.imul(I,be)|0)|0)+((8191&(i=(i=i+Math.imul(I,pe)|0)+Math.imul(O,be)|0))<<13)|0;u=((a=a+Math.imul(O,pe)|0)+(i>>>13)|0)+(Re>>>26)|0,Re&=67108863,n=Math.imul(U,fe),i=(i=Math.imul(U,ue))+Math.imul(j,fe)|0,a=Math.imul(j,ue),n=n+Math.imul(C,de)|0,i=(i=i+Math.imul(C,he)|0)+Math.imul(N,de)|0,a=a+Math.imul(N,he)|0;var Le=(u+(n=n+Math.imul(L,be)|0)|0)+((8191&(i=(i=i+Math.imul(L,pe)|0)+Math.imul(B,be)|0))<<13)|0;u=((a=a+Math.imul(B,pe)|0)+(i>>>13)|0)+(Le>>>26)|0,Le&=67108863,n=Math.imul(U,de),i=(i=Math.imul(U,he))+Math.imul(j,de)|0,a=Math.imul(j,he);var Be=(u+(n=n+Math.imul(C,be)|0)|0)+((8191&(i=(i=i+Math.imul(C,pe)|0)+Math.imul(N,be)|0))<<13)|0;u=((a=a+Math.imul(N,pe)|0)+(i>>>13)|0)+(Be>>>26)|0,Be&=67108863;var Pe=(u+(n=Math.imul(U,be))|0)+((8191&(i=(i=Math.imul(U,pe))+Math.imul(j,be)|0))<<13)|0;return u=((a=Math.imul(j,pe))+(i>>>13)|0)+(Pe>>>26)|0,Pe&=67108863,f[0]=me,f[1]=ke,f[2]=ge,f[3]=ve,f[4]=ye,f[5]=we,f[6]=_e,f[7]=xe,f[8]=Se,f[9]=Ae,f[10]=Ee,f[11]=Me,f[12]=Te,f[13]=Ie,f[14]=Oe,f[15]=Re,f[16]=Le,f[17]=Be,f[18]=Pe,0!==u&&(f[19]=u,r.length++),r};function b(e,t,r){return(new p).mulp(e,t,r)}function p(e,t){this.x=e,this.y=t}Math.imul||(l=h),a.prototype.mulTo=function(e,t){var r=this.length+e.length;return 10===this.length&&10===e.length?l(this,e,t):r<63?h(this,e,t):r<1024?function(e,t,r){r.negative=t.negative^e.negative,r.length=e.length+t.length;for(var n=0,i=0,a=0;a<r.length-1;a++){var s=i;i=0;for(var o=67108863&n,f=Math.min(a,t.length-1),u=Math.max(0,a-e.length+1);u<=f;u++){var c=a-u,d=(0|e.words[c])*(0|t.words[u]),h=67108863&d;o=67108863&(h=h+o|0),i+=(s=(s=s+(d/67108864|0)|0)+(h>>>26)|0)>>>26,s&=67108863}r.words[a]=o,n=s,s=i}return 0!==n?r.words[a]=n:r.length--,r.strip()}(this,e,t):b(this,e,t)},p.prototype.makeRBT=function(e){for(var t=new Array(e),r=a.prototype._countBits(e)-1,n=0;n<e;n++)t[n]=this.revBin(n,r,e);return t},p.prototype.revBin=function(e,t,r){if(0===e||e===r-1)return e;for(var n=0,i=0;i<t;i++)n|=(1&e)<<t-i-1,e>>=1;return n},p.prototype.permute=function(e,t,r,n,i,a){for(var s=0;s<a;s++)n[s]=t[e[s]],i[s]=r[e[s]]},p.prototype.transform=function(e,t,r,n,i,a){this.permute(a,e,t,r,n,i);for(var s=1;s<i;s<<=1)for(var o=s<<1,f=Math.cos(2*Math.PI/o),u=Math.sin(2*Math.PI/o),c=0;c<i;c+=o)for(var d=f,h=u,l=0;l<s;l++){var b=r[c+l],p=n[c+l],m=r[c+l+s],k=n[c+l+s],g=d*m-h*k;k=d*k+h*m,m=g,r[c+l]=b+m,n[c+l]=p+k,r[c+l+s]=b-m,n[c+l+s]=p-k,l!==o&&(g=f*d-u*h,h=f*h+u*d,d=g)}},p.prototype.guessLen13b=function(e,t){var r=1|Math.max(t,e),n=1&r,i=0;for(r=r/2|0;r;r>>>=1)i++;return 1<<i+1+n},p.prototype.conjugate=function(e,t,r){if(!(r<=1))for(var n=0;n<r/2;n++){var i=e[n];e[n]=e[r-n-1],e[r-n-1]=i,i=t[n],t[n]=-t[r-n-1],t[r-n-1]=-i}},p.prototype.normalize13b=function(e,t){for(var r=0,n=0;n<t/2;n++){var i=8192*Math.round(e[2*n+1]/t)+Math.round(e[2*n]/t)+r;e[n]=67108863&i,r=i<67108864?0:i/67108864|0}return e},p.prototype.convert13b=function(e,t,r,i){for(var a=0,s=0;s<t;s++)a+=0|e[s],r[2*s]=8191&a,a>>>=13,r[2*s+1]=8191&a,a>>>=13;for(s=2*t;s<i;++s)r[s]=0;n(0===a),n(0===(-8192&a))},p.prototype.stub=function(e){for(var t=new Array(e),r=0;r<e;r++)t[r]=0;return t},p.prototype.mulp=function(e,t,r){var n=2*this.guessLen13b(e.length,t.length),i=this.makeRBT(n),a=this.stub(n),s=new Array(n),o=new Array(n),f=new Array(n),u=new Array(n),c=new Array(n),d=new Array(n),h=r.words;h.length=n,this.convert13b(e.words,e.length,s,n),this.convert13b(t.words,t.length,u,n),this.transform(s,a,o,f,n,i),this.transform(u,a,c,d,n,i);for(var l=0;l<n;l++){var b=o[l]*c[l]-f[l]*d[l];f[l]=o[l]*d[l]+f[l]*c[l],o[l]=b}return this.conjugate(o,f,n),this.transform(o,f,h,a,n,i),this.conjugate(h,a,n),this.normalize13b(h,n),r.negative=e.negative^t.negative,r.length=e.length+t.length,r.strip()},a.prototype.mul=function(e){var t=new a(null);return t.words=new Array(this.length+e.length),this.mulTo(e,t)},a.prototype.mulf=function(e){var t=new a(null);return t.words=new Array(this.length+e.length),b(this,e,t)},a.prototype.imul=function(e){return this.clone().mulTo(e,this)},a.prototype.imuln=function(e){n("number"===typeof e),n(e<67108864);for(var t=0,r=0;r<this.length;r++){var i=(0|this.words[r])*e,a=(67108863&i)+(67108863&t);t>>=26,t+=i/67108864|0,t+=a>>>26,this.words[r]=67108863&a}return 0!==t&&(this.words[r]=t,this.length++),this},a.prototype.muln=function(e){return this.clone().imuln(e)},a.prototype.sqr=function(){return this.mul(this)},a.prototype.isqr=function(){return this.imul(this.clone())},a.prototype.pow=function(e){var t=function(e){for(var t=new Array(e.bitLength()),r=0;r<t.length;r++){var n=r/26|0,i=r%26;t[r]=(e.words[n]&1<<i)>>>i}return t}(e);if(0===t.length)return new a(1);for(var r=this,n=0;n<t.length&&0===t[n];n++,r=r.sqr());if(++n<t.length)for(var i=r.sqr();n<t.length;n++,i=i.sqr())0!==t[n]&&(r=r.mul(i));return r},a.prototype.iushln=function(e){n("number"===typeof e&&e>=0);var t,r=e%26,i=(e-r)/26,a=67108863>>>26-r<<26-r;if(0!==r){var s=0;for(t=0;t<this.length;t++){var o=this.words[t]&a,f=(0|this.words[t])-o<<r;this.words[t]=f|s,s=o>>>26-r}s&&(this.words[t]=s,this.length++)}if(0!==i){for(t=this.length-1;t>=0;t--)this.words[t+i]=this.words[t];for(t=0;t<i;t++)this.words[t]=0;this.length+=i}return this.strip()},a.prototype.ishln=function(e){return n(0===this.negative),this.iushln(e)},a.prototype.iushrn=function(e,t,r){var i;n("number"===typeof e&&e>=0),i=t?(t-t%26)/26:0;var a=e%26,s=Math.min((e-a)/26,this.length),o=67108863^67108863>>>a<<a,f=r;if(i-=s,i=Math.max(0,i),f){for(var u=0;u<s;u++)f.words[u]=this.words[u];f.length=s}if(0===s);else if(this.length>s)for(this.length-=s,u=0;u<this.length;u++)this.words[u]=this.words[u+s];else this.words[0]=0,this.length=1;var c=0;for(u=this.length-1;u>=0&&(0!==c||u>=i);u--){var d=0|this.words[u];this.words[u]=c<<26-a|d>>>a,c=d&o}return f&&0!==c&&(f.words[f.length++]=c),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},a.prototype.ishrn=function(e,t,r){return n(0===this.negative),this.iushrn(e,t,r)},a.prototype.shln=function(e){return this.clone().ishln(e)},a.prototype.ushln=function(e){return this.clone().iushln(e)},a.prototype.shrn=function(e){return this.clone().ishrn(e)},a.prototype.ushrn=function(e){return this.clone().iushrn(e)},a.prototype.testn=function(e){n("number"===typeof e&&e>=0);var t=e%26,r=(e-t)/26,i=1<<t;return!(this.length<=r)&&!!(this.words[r]&i)},a.prototype.imaskn=function(e){n("number"===typeof e&&e>=0);var t=e%26,r=(e-t)/26;if(n(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==t&&r++,this.length=Math.min(r,this.length),0!==t){var i=67108863^67108863>>>t<<t;this.words[this.length-1]&=i}return this.strip()},a.prototype.maskn=function(e){return this.clone().imaskn(e)},a.prototype.iaddn=function(e){return n("number"===typeof e),n(e<67108864),e<0?this.isubn(-e):0!==this.negative?1===this.length&&(0|this.words[0])<e?(this.words[0]=e-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(e),this.negative=1,this):this._iaddn(e)},a.prototype._iaddn=function(e){this.words[0]+=e;for(var t=0;t<this.length&&this.words[t]>=67108864;t++)this.words[t]-=67108864,t===this.length-1?this.words[t+1]=1:this.words[t+1]++;return this.length=Math.max(this.length,t+1),this},a.prototype.isubn=function(e){if(n("number"===typeof e),n(e<67108864),e<0)return this.iaddn(-e);if(0!==this.negative)return this.negative=0,this.iaddn(e),this.negative=1,this;if(this.words[0]-=e,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var t=0;t<this.length&&this.words[t]<0;t++)this.words[t]+=67108864,this.words[t+1]-=1;return this.strip()},a.prototype.addn=function(e){return this.clone().iaddn(e)},a.prototype.subn=function(e){return this.clone().isubn(e)},a.prototype.iabs=function(){return this.negative=0,this},a.prototype.abs=function(){return this.clone().iabs()},a.prototype._ishlnsubmul=function(e,t,r){var i,a,s=e.length+r;this._expand(s);var o=0;for(i=0;i<e.length;i++){a=(0|this.words[i+r])+o;var f=(0|e.words[i])*t;o=((a-=67108863&f)>>26)-(f/67108864|0),this.words[i+r]=67108863&a}for(;i<this.length-r;i++)o=(a=(0|this.words[i+r])+o)>>26,this.words[i+r]=67108863&a;if(0===o)return this.strip();for(n(-1===o),o=0,i=0;i<this.length;i++)o=(a=-(0|this.words[i])+o)>>26,this.words[i]=67108863&a;return this.negative=1,this.strip()},a.prototype._wordDiv=function(e,t){var r=(this.length,e.length),n=this.clone(),i=e,s=0|i.words[i.length-1];0!==(r=26-this._countBits(s))&&(i=i.ushln(r),n.iushln(r),s=0|i.words[i.length-1]);var o,f=n.length-i.length;if("mod"!==t){(o=new a(null)).length=f+1,o.words=new Array(o.length);for(var u=0;u<o.length;u++)o.words[u]=0}var c=n.clone()._ishlnsubmul(i,1,f);0===c.negative&&(n=c,o&&(o.words[f]=1));for(var d=f-1;d>=0;d--){var h=67108864*(0|n.words[i.length+d])+(0|n.words[i.length+d-1]);for(h=Math.min(h/s|0,67108863),n._ishlnsubmul(i,h,d);0!==n.negative;)h--,n.negative=0,n._ishlnsubmul(i,1,d),n.isZero()||(n.negative^=1);o&&(o.words[d]=h)}return o&&o.strip(),n.strip(),"div"!==t&&0!==r&&n.iushrn(r),{div:o||null,mod:n}},a.prototype.divmod=function(e,t,r){return n(!e.isZero()),this.isZero()?{div:new a(0),mod:new a(0)}:0!==this.negative&&0===e.negative?(o=this.neg().divmod(e,t),"mod"!==t&&(i=o.div.neg()),"div"!==t&&(s=o.mod.neg(),r&&0!==s.negative&&s.iadd(e)),{div:i,mod:s}):0===this.negative&&0!==e.negative?(o=this.divmod(e.neg(),t),"mod"!==t&&(i=o.div.neg()),{div:i,mod:o.mod}):0!==(this.negative&e.negative)?(o=this.neg().divmod(e.neg(),t),"div"!==t&&(s=o.mod.neg(),r&&0!==s.negative&&s.isub(e)),{div:o.div,mod:s}):e.length>this.length||this.cmp(e)<0?{div:new a(0),mod:this}:1===e.length?"div"===t?{div:this.divn(e.words[0]),mod:null}:"mod"===t?{div:null,mod:new a(this.modn(e.words[0]))}:{div:this.divn(e.words[0]),mod:new a(this.modn(e.words[0]))}:this._wordDiv(e,t);var i,s,o},a.prototype.div=function(e){return this.divmod(e,"div",!1).div},a.prototype.mod=function(e){return this.divmod(e,"mod",!1).mod},a.prototype.umod=function(e){return this.divmod(e,"mod",!0).mod},a.prototype.divRound=function(e){var t=this.divmod(e);if(t.mod.isZero())return t.div;var r=0!==t.div.negative?t.mod.isub(e):t.mod,n=e.ushrn(1),i=e.andln(1),a=r.cmp(n);return a<0||1===i&&0===a?t.div:0!==t.div.negative?t.div.isubn(1):t.div.iaddn(1)},a.prototype.modn=function(e){n(e<=67108863);for(var t=(1<<26)%e,r=0,i=this.length-1;i>=0;i--)r=(t*r+(0|this.words[i]))%e;return r},a.prototype.idivn=function(e){n(e<=67108863);for(var t=0,r=this.length-1;r>=0;r--){var i=(0|this.words[r])+67108864*t;this.words[r]=i/e|0,t=i%e}return this.strip()},a.prototype.divn=function(e){return this.clone().idivn(e)},a.prototype.egcd=function(e){n(0===e.negative),n(!e.isZero());var t=this,r=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var i=new a(1),s=new a(0),o=new a(0),f=new a(1),u=0;t.isEven()&&r.isEven();)t.iushrn(1),r.iushrn(1),++u;for(var c=r.clone(),d=t.clone();!t.isZero();){for(var h=0,l=1;0===(t.words[0]&l)&&h<26;++h,l<<=1);if(h>0)for(t.iushrn(h);h-- >0;)(i.isOdd()||s.isOdd())&&(i.iadd(c),s.isub(d)),i.iushrn(1),s.iushrn(1);for(var b=0,p=1;0===(r.words[0]&p)&&b<26;++b,p<<=1);if(b>0)for(r.iushrn(b);b-- >0;)(o.isOdd()||f.isOdd())&&(o.iadd(c),f.isub(d)),o.iushrn(1),f.iushrn(1);t.cmp(r)>=0?(t.isub(r),i.isub(o),s.isub(f)):(r.isub(t),o.isub(i),f.isub(s))}return{a:o,b:f,gcd:r.iushln(u)}},a.prototype._invmp=function(e){n(0===e.negative),n(!e.isZero());var t=this,r=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var i,s=new a(1),o=new a(0),f=r.clone();t.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,c=1;0===(t.words[0]&c)&&u<26;++u,c<<=1);if(u>0)for(t.iushrn(u);u-- >0;)s.isOdd()&&s.iadd(f),s.iushrn(1);for(var d=0,h=1;0===(r.words[0]&h)&&d<26;++d,h<<=1);if(d>0)for(r.iushrn(d);d-- >0;)o.isOdd()&&o.iadd(f),o.iushrn(1);t.cmp(r)>=0?(t.isub(r),s.isub(o)):(r.isub(t),o.isub(s))}return(i=0===t.cmpn(1)?s:o).cmpn(0)<0&&i.iadd(e),i},a.prototype.gcd=function(e){if(this.isZero())return e.abs();if(e.isZero())return this.abs();var t=this.clone(),r=e.clone();t.negative=0,r.negative=0;for(var n=0;t.isEven()&&r.isEven();n++)t.iushrn(1),r.iushrn(1);for(;;){for(;t.isEven();)t.iushrn(1);for(;r.isEven();)r.iushrn(1);var i=t.cmp(r);if(i<0){var a=t;t=r,r=a}else if(0===i||0===r.cmpn(1))break;t.isub(r)}return r.iushln(n)},a.prototype.invm=function(e){return this.egcd(e).a.umod(e)},a.prototype.isEven=function(){return 0===(1&this.words[0])},a.prototype.isOdd=function(){return 1===(1&this.words[0])},a.prototype.andln=function(e){return this.words[0]&e},a.prototype.bincn=function(e){n("number"===typeof e);var t=e%26,r=(e-t)/26,i=1<<t;if(this.length<=r)return this._expand(r+1),this.words[r]|=i,this;for(var a=i,s=r;0!==a&&s<this.length;s++){var o=0|this.words[s];a=(o+=a)>>>26,o&=67108863,this.words[s]=o}return 0!==a&&(this.words[s]=a,this.length++),this},a.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},a.prototype.cmpn=function(e){var t,r=e<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)t=1;else{r&&(e=-e),n(e<=67108863,"Number is too big");var i=0|this.words[0];t=i===e?0:i<e?-1:1}return 0!==this.negative?0|-t:t},a.prototype.cmp=function(e){if(0!==this.negative&&0===e.negative)return-1;if(0===this.negative&&0!==e.negative)return 1;var t=this.ucmp(e);return 0!==this.negative?0|-t:t},a.prototype.ucmp=function(e){if(this.length>e.length)return 1;if(this.length<e.length)return-1;for(var t=0,r=this.length-1;r>=0;r--){var n=0|this.words[r],i=0|e.words[r];if(n!==i){n<i?t=-1:n>i&&(t=1);break}}return t},a.prototype.gtn=function(e){return 1===this.cmpn(e)},a.prototype.gt=function(e){return 1===this.cmp(e)},a.prototype.gten=function(e){return this.cmpn(e)>=0},a.prototype.gte=function(e){return this.cmp(e)>=0},a.prototype.ltn=function(e){return-1===this.cmpn(e)},a.prototype.lt=function(e){return-1===this.cmp(e)},a.prototype.lten=function(e){return this.cmpn(e)<=0},a.prototype.lte=function(e){return this.cmp(e)<=0},a.prototype.eqn=function(e){return 0===this.cmpn(e)},a.prototype.eq=function(e){return 0===this.cmp(e)},a.red=function(e){return new _(e)},a.prototype.toRed=function(e){return n(!this.red,"Already a number in reduction context"),n(0===this.negative,"red works only with positives"),e.convertTo(this)._forceRed(e)},a.prototype.fromRed=function(){return n(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},a.prototype._forceRed=function(e){return this.red=e,this},a.prototype.forceRed=function(e){return n(!this.red,"Already a number in reduction context"),this._forceRed(e)},a.prototype.redAdd=function(e){return n(this.red,"redAdd works only with red numbers"),this.red.add(this,e)},a.prototype.redIAdd=function(e){return n(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,e)},a.prototype.redSub=function(e){return n(this.red,"redSub works only with red numbers"),this.red.sub(this,e)},a.prototype.redISub=function(e){return n(this.red,"redISub works only with red numbers"),this.red.isub(this,e)},a.prototype.redShl=function(e){return n(this.red,"redShl works only with red numbers"),this.red.shl(this,e)},a.prototype.redMul=function(e){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.mul(this,e)},a.prototype.redIMul=function(e){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.imul(this,e)},a.prototype.redSqr=function(){return n(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},a.prototype.redISqr=function(){return n(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},a.prototype.redSqrt=function(){return n(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},a.prototype.redInvm=function(){return n(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},a.prototype.redNeg=function(){return n(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},a.prototype.redPow=function(e){return n(this.red&&!e.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,e)};var m={k256:null,p224:null,p192:null,p25519:null};function k(e,t){this.name=e,this.p=new a(t,16),this.n=this.p.bitLength(),this.k=new a(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function g(){k.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function v(){k.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function y(){k.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function w(){k.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function _(e){if("string"===typeof e){var t=a._prime(e);this.m=t.p,this.prime=t}else n(e.gtn(1),"modulus must be greater than 1"),this.m=e,this.prime=null}function x(e){_.call(this,e),this.shift=this.m.bitLength(),this.shift%26!==0&&(this.shift+=26-this.shift%26),this.r=new a(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}k.prototype._tmp=function(){var e=new a(null);return e.words=new Array(Math.ceil(this.n/13)),e},k.prototype.ireduce=function(e){var t,r=e;do{this.split(r,this.tmp),t=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(t>this.n);var n=t<this.n?-1:r.ucmp(this.p);return 0===n?(r.words[0]=0,r.length=1):n>0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},k.prototype.split=function(e,t){e.iushrn(this.n,0,t)},k.prototype.imulK=function(e){return e.imul(this.k)},i(g,k),g.prototype.split=function(e,t){for(var r=4194303,n=Math.min(e.length,9),i=0;i<n;i++)t.words[i]=e.words[i];if(t.length=n,e.length<=9)return e.words[0]=0,void(e.length=1);var a=e.words[9];for(t.words[t.length++]=a&r,i=10;i<e.length;i++){var s=0|e.words[i];e.words[i-10]=(s&r)<<4|a>>>22,a=s}a>>>=22,e.words[i-10]=a,0===a&&e.length>10?e.length-=10:e.length-=9},g.prototype.imulK=function(e){e.words[e.length]=0,e.words[e.length+1]=0,e.length+=2;for(var t=0,r=0;r<e.length;r++){var n=0|e.words[r];t+=977*n,e.words[r]=67108863&t,t=64*n+(t/67108864|0)}return 0===e.words[e.length-1]&&(e.length--,0===e.words[e.length-1]&&e.length--),e},i(v,k),i(y,k),i(w,k),w.prototype.imulK=function(e){for(var t=0,r=0;r<e.length;r++){var n=19*(0|e.words[r])+t,i=67108863&n;n>>>=26,e.words[r]=i,t=n}return 0!==t&&(e.words[e.length++]=t),e},a._prime=function(e){if(m[e])return m[e];var t;if("k256"===e)t=new g;else if("p224"===e)t=new v;else if("p192"===e)t=new y;else{if("p25519"!==e)throw new Error("Unknown prime "+e);t=new w}return m[e]=t,t},_.prototype._verify1=function(e){n(0===e.negative,"red works only with positives"),n(e.red,"red works only with red numbers")},_.prototype._verify2=function(e,t){n(0===(e.negative|t.negative),"red works only with positives"),n(e.red&&e.red===t.red,"red works only with red numbers")},_.prototype.imod=function(e){return this.prime?this.prime.ireduce(e)._forceRed(this):e.umod(this.m)._forceRed(this)},_.prototype.neg=function(e){return e.isZero()?e.clone():this.m.sub(e)._forceRed(this)},_.prototype.add=function(e,t){this._verify2(e,t);var r=e.add(t);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},_.prototype.iadd=function(e,t){this._verify2(e,t);var r=e.iadd(t);return r.cmp(this.m)>=0&&r.isub(this.m),r},_.prototype.sub=function(e,t){this._verify2(e,t);var r=e.sub(t);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},_.prototype.isub=function(e,t){this._verify2(e,t);var r=e.isub(t);return r.cmpn(0)<0&&r.iadd(this.m),r},_.prototype.shl=function(e,t){return this._verify1(e),this.imod(e.ushln(t))},_.prototype.imul=function(e,t){return this._verify2(e,t),this.imod(e.imul(t))},_.prototype.mul=function(e,t){return this._verify2(e,t),this.imod(e.mul(t))},_.prototype.isqr=function(e){return this.imul(e,e.clone())},_.prototype.sqr=function(e){return this.mul(e,e)},_.prototype.sqrt=function(e){if(e.isZero())return e.clone();var t=this.m.andln(3);if(n(t%2===1),3===t){var r=this.m.add(new a(1)).iushrn(2);return 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