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Array(1-e)).join("10"):"1"+(new Array(+e)).join("01");var n="";e.isNegative()&&t.isPositive()&&(n="-",e=e.abs());if(t.equals(1))return e.isZero()?"0":n+(new Array(+e+1)).join(1);var r=[],i=e,s;while(i.isNegative()||i.compareAbs(t)>=0){s=i.divmod(t),i=s.quotient;var o=s.remainder;o.isNegative()&&(o=t.minus(o).abs(),i=i.next()),r.push(J(o))}return r.push(J(i)),n+r.reverse().join("")}function Q(e){if(f(+e)){var t=+e;if(t===d(t))return new a(t);throw"Invalid integer: "+e}var r=e[0]==="-";r&&(e=e.slice(1));var i=e.split(/e/i);if(i.length>2)throw new Error("Invalid integer: "+i.join("e"));if(i.length===2){var s=i[1];s[0]==="+"&&(s=s.slice(1)),s=+s;if(s!==d(s)||!f(s))throw new Error("Invalid integer: "+s+" is not a valid exponent.");var o=i[0],l=o.indexOf(".");l>=0&&(s-=o.length-l-1,o=o.slice(0,l)+o.slice(l+1));if(s<0)throw new Error("Cannot include negative exponent part for integers");o+=(new Array(s+1)).join("0"),e=o}var c=/^([0-9][0-9]*)$/.test(e);if(!c)throw new Error("Invalid integer: 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o=bigInt.randBetween(2,r.minus(2));if(!o.modPow(r.prev(),r).isUnit())return!1}return!0},a.prototype.isProbablePrime=u.prototype.isProbablePrime,u.prototype.modInv=function(e){var t=bigInt.zero,n=bigInt.one,r=Y(e),i=this.abs(),s,o,u;while(!i.equals(bigInt.zero))s=r.divide(i),o=t,u=r,t=n,r=i,n=o.subtract(s.multiply(n)),i=u.subtract(s.multiply(i));return t.compare(0)===-1&&(t=t.add(e)),t},a.prototype.modInv=u.prototype.modInv,u.prototype.next=function(){var e=this.value;return this.sign?w(e,1,this.sign):new u(g(e,1),this.sign)},a.prototype.next=function(){var e=this.value;return e+1<r?new a(e+1):new u(i,!1)},u.prototype.prev=function(){var e=this.value;return this.sign?new u(g(e,1),!0):w(e,1,this.sign)},a.prototype.prev=function(){var e=this.value;return e-1>-r?new a(e-1):new u(i,!0)};var P=[1];while(P[P.length-1]<=t)P.push(2*P[P.length-1]);var H=P.length,B=P[H-1];u.prototype.shiftLeft=function(e){if(!j(e))throw new Error(String(e)+" is too large for shifting.");e=+e;if(e<0)return this.shiftRight(-e);var t=this;while(e>=H)t=t.multiply(B),e-=H-1;return t.multiply(P[e])},a.prototype.shiftLeft=u.prototype.shiftLeft,u.prototype.shiftRight=function(e){var t;if(!j(e))throw new Error(String(e)+" is too large for shifting.");e=+e;if(e<0)return this.shiftLeft(-e);var n=this;while(e>=H){if(n.isZero())return n;t=M(n,B),n=t[1].isNegative()?t[0].prev():t[0],e-=H-1}return t=M(n,P[e]),t[1].isNegative()?t[0].prev():t[0]},a.prototype.shiftRight=u.prototype.shiftRight,u.prototype.not=function(){return this.negate().prev()},a.prototype.not=u.prototype.not,u.prototype.and=function(e){return F(this,e,function(e,t){return e&t})},a.prototype.and=u.prototype.and,u.prototype.or=function(e){return F(this,e,function(e,t){return e|t})},a.prototype.or=u.prototype.or,u.prototype.xor=function(e){return F(this,e,function(e,t){return e^t})},a.prototype.xor=u.prototype.xor;var I=1<<30,q=(t&-t)*(t&-t)|I,$=function(e,t){var n=o[0],r=o[1],i=e.length;if(2<=t&&t<=36&&i<=s/Math.log(t))return new a(parseInt(e,t));t=Y(t);var u=[],f,l=e[0]==="-";for(f=l?1:0;f<e.length;f++){var c=e[f].toLowerCase(),h=c.charCodeAt(0);if(48<=h&&h<=57)u.push(Y(c));else if(97<=h&&h<=122)u.push(Y(c.charCodeAt(0)-87));else{if(c!=="<")throw new Error(c+" is not a valid character");var p=f;do f++;while(e[f]!==">");u.push(Y(e.slice(p+1,f)))}}u.reverse();for(f=0;f<u.length;f++)n=n.add(u[f].times(r)),r=r.times(t);return l?n.negate():n};u.prototype.toString=function(t){t===e&&(t=10);if(t!==10)return K(this,t);var n=this.value,r=n.length,i=String(n[--r]),s="0000000",o;while(--r>=0)o=String(n[r]),i+=s.slice(o.length)+o;var u=this.sign?"-":"";return u+i},a.prototype.toString=function(t){return t===e&&(t=10),t!=10?K(this,t):String(this.value)},u.prototype.valueOf=function(){return+this.toString()},u.prototype.toJSNumber=u.prototype.valueOf,a.prototype.valueOf=function(){return this.value},a.prototype.toJSNumber=a.prototype.valueOf;for(var Z=0;Z<1e3;Z++)o[Z]=new a(Z),Z>0&&(o[-Z]=new a(-Z));return o.one=o[1],o.zero=o[0],o.minusOne=o[-1],o.max=U,o.min=z,o.gcd=W,o.lcm=X,o.isInstance=function(e){return e instanceof u||e instanceof a},o.randBetween=V,o}();typeof module!="undefined"&&module.hasOwnProperty("exports")&&(module.exports=bigInt);