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r=this.value,o=e.value;return e.isSmall?new a(b(r,Math.abs(o)),this.sign):new a(d(r,o),this.sign)},a.prototype.plus=a.prototype.add,s.prototype.add=function(t){var e=K(t),r=this.value;if(r<0!==e.sign)return this.subtract(e.negate());var o=e.value;if(e.isSmall){if(f(r+o))return new s(r+o);o=v(Math.abs(o))}return new a(b(o,Math.abs(r)),r<0)},s.prototype.plus=s.prototype.add,l.prototype.add=function(t){return new l(this.value+K(t).value)},l.prototype.plus=l.prototype.add,a.prototype.subtract=function(t){var e=K(t);if(this.sign!==e.sign)return this.add(e.negate());var r=this.value,o=e.value;return e.isSmall?S(r,Math.abs(o),this.sign):function(t,e,r){var o;return A(t,e)>=0?o=w(t,e):(o=w(e,t),r=!r),"number"==typeof(o=h(o))?(r&&(o=-o),new s(o)):new a(o,r)}(r,o,this.sign)},a.prototype.minus=a.prototype.subtract,s.prototype.subtract=function(t){var e=K(t),r=this.value;if(r<0!==e.sign)return this.add(e.negate());var o=e.value;return e.isSmall?new 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o},s.prototype.pow=a.prototype.pow,l.prototype.pow=function(t){var e=K(t),r=this.value,o=e.value,n=BigInt(0),i=BigInt(1),u=BigInt(2);if(o===n)return p[1];if(r===n)return p[0];if(r===i)return p[1];if(r===BigInt(-1))return e.isEven()?p[1]:p[-1];if(e.isNegative())return new l(n);for(var a=this,s=p[1];(o&i)===i&&(s=s.times(a),--o),o!==n;)o/=u,a=a.square();return s},a.prototype.modPow=function(t,e){if(t=K(t),(e=K(e)).isZero())throw new Error("Cannot take modPow with modulus 0");var r=p[1],o=this.mod(e);for(t.isNegative()&&(t=t.multiply(p[-1]),o=o.modInv(e));t.isPositive();){if(o.isZero())return p[0];t.isOdd()&&(r=r.multiply(o).mod(e)),t=t.divide(2),o=o.square().mod(e)}return r},l.prototype.modPow=s.prototype.modPow=a.prototype.modPow,a.prototype.compareAbs=function(t){var e=K(t),r=this.value,o=e.value;return e.isSmall?1:A(r,o)},s.prototype.compareAbs=function(t){var e=K(t),r=Math.abs(this.value),o=e.value;return e.isSmall?r===(o=Math.abs(o))?0:r>o?1:-1:-1},l.prototype.compareAbs=function(t){var e=this.value,r=K(t).value;return(e=e>=0?e:-e)===(r=r>=0?r:-r)?0:e>r?1:-1},a.prototype.compare=function(t){if(t===1/0)return-1;if(t===-1/0)return 1;var e=K(t),r=this.value,o=e.value;return this.sign!==e.sign?e.sign?1:-1:e.isSmall?this.sign?-1:1:A(r,o)*(this.sign?-1:1)},a.prototype.compareTo=a.prototype.compare,s.prototype.compare=function(t){if(t===1/0)return-1;if(t===-1/0)return 1;var e=K(t),r=this.value,o=e.value;return e.isSmall?r==o?0:r>o?1:-1:r<0!==e.sign?r<0?-1:1:r<0?1:-1},s.prototype.compareTo=s.prototype.compare,l.prototype.compare=function(t){if(t===1/0)return-1;if(t===-1/0)return 1;var e=this.value,r=K(t).value;return e===r?0:e>r?1:-1},l.prototype.compareTo=l.prototype.compare,a.prototype.equals=function(t){return 0===this.compare(t)},l.prototype.eq=l.prototype.equals=s.prototype.eq=s.prototype.equals=a.prototype.eq=a.prototype.equals,a.prototype.notEquals=function(t){return 0!==this.compare(t)},l.prototype.neq=l.prototype.notEquals=s.prototype.neq=s.prototype.notEquals=a.prototype.neq=a.prototype.notEquals,a.prototype.greater=function(t){return this.compare(t)>0},l.prototype.gt=l.prototype.greater=s.prototype.gt=s.prototype.greater=a.prototype.gt=a.prototype.greater,a.prototype.lesser=function(t){return this.compare(t)<0},l.prototype.lt=l.prototype.lesser=s.prototype.lt=s.prototype.lesser=a.prototype.lt=a.prototype.lesser,a.prototype.greaterOrEquals=function(t){return this.compare(t)>=0},l.prototype.geq=l.prototype.greaterOrEquals=s.prototype.geq=s.prototype.greaterOrEquals=a.prototype.geq=a.prototype.greaterOrEquals,a.prototype.lesserOrEquals=function(t){return this.compare(t)<=0},l.prototype.leq=l.prototype.lesserOrEquals=s.prototype.leq=s.prototype.lesserOrEquals=a.prototype.leq=a.prototype.lesserOrEquals,a.prototype.isEven=function(){return 0==(1&this.value[0])},s.prototype.isEven=function(){return 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t;for(var r,o,n=p[1];t.isEven()&&e.isEven();)r=R(D(t),D(e)),t=t.divide(r),e=e.divide(r),n=n.multiply(r);for(;t.isEven();)t=t.divide(D(t));do{for(;e.isEven();)e=e.divide(D(e));t.greater(e)&&(o=e,e=t,t=o),e=e.subtract(t)}while(!e.isZero());return n.isUnit()?t:t.multiply(n)}a.prototype.bitLength=function(){var t=this;return t.compareTo(bigInt(0))<0&&(t=t.negate().subtract(bigInt(1))),0===t.compareTo(bigInt(0))?bigInt(0):bigInt(function t(e,r){if(r.compareTo(e)<=0){var o=t(e,r.square(r)),n=o.p,i=o.e,u=n.multiply(r);return u.compareTo(e)<=0?{p:u,e:2*i+1}:{p:n,e:2*i}}return{p:bigInt(1),e:0}}(t,bigInt(2)).e).add(bigInt(1))},l.prototype.bitLength=s.prototype.bitLength=a.prototype.bitLength;var _=function(t,e,r,o){r=r||i,t=String(t),o||(t=t.toLowerCase(),r=r.toLowerCase());var n,u=t.length,p=Math.abs(e),a={};for(n=0;n<r.length;n++)a[r[n]]=n;for(n=0;n<u;n++){if("-"!==(f=t[n])&&(f in a&&a[f]>=p)){if("1"===f&&1===p)continue;throw new Error(f+" is not a valid digit in base "+e+".")}}e=K(e);var s=[],l="-"===t[0];for(n=l?1:0;n<t.length;n++){var f;if((f=t[n])in a)s.push(K(a[f]));else{if("<"!==f)throw new Error(f+" is not a valid character");var v=n;do{n++}while(">"!==t[n]&&n<t.length);s.push(K(t.slice(v+1,n)))}}return $(s,e,l)};function $(t,e,r){var o,n=p[0],i=p[1];for(o=t.length-1;o>=0;o--)n=n.add(t[o].times(i)),i=i.times(e);return r?n.negate():n}function F(t,e){if((e=bigInt(e)).isZero()){if(t.isZero())return{value:[0],isNegative:!1};throw new Error("Cannot convert nonzero numbers to base 0.")}if(e.equals(-1)){if(t.isZero())return{value:[0],isNegative:!1};if(t.isNegative())return{value:[].concat.apply([],Array.apply(null,Array(-t.toJSNumber())).map(Array.prototype.valueOf,[1,0])),isNegative:!1};var r=Array.apply(null,Array(t.toJSNumber()-1)).map(Array.prototype.valueOf,[0,1]);return r.unshift([1]),{value:[].concat.apply([],r),isNegative:!1}}var o=!1;if(t.isNegative()&&e.isPositive()&&(o=!0,t=t.abs()),e.isUnit())return 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