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we=(o+(i=i+Math.imul(h,re)|0)|0)+((8191&(f=(f=f+Math.imul(h,ie)|0)+Math.imul(u,re)|0))<<13)|0;o=((n=n+Math.imul(u,ie)|0)+(f>>>13)|0)+(we>>>26)|0,we&=67108863,i=Math.imul(z,W),f=(f=Math.imul(z,D))+Math.imul(P,W)|0,n=Math.imul(P,D),i=i+Math.imul(I,Z)|0,f=(f=f+Math.imul(I,X)|0)+Math.imul(q,Z)|0,n=n+Math.imul(q,X)|0,i=i+Math.imul(A,K)|0,f=(f=f+Math.imul(A,Y)|0)+Math.imul(x,K)|0,n=n+Math.imul(x,Y)|0,i=i+Math.imul(M,V)|0,f=(f=f+Math.imul(M,$)|0)+Math.imul(w,V)|0,n=n+Math.imul(w,$)|0,i=i+Math.imul(v,Q)|0,f=(f=f+Math.imul(v,ee)|0)+Math.imul(y,Q)|0,n=n+Math.imul(y,ee)|0,i=i+Math.imul(l,re)|0,f=(f=f+Math.imul(l,ie)|0)+Math.imul(p,re)|0,n=n+Math.imul(p,ie)|0;var Se=(o+(i=i+Math.imul(h,ne)|0)|0)+((8191&(f=(f=f+Math.imul(h,de)|0)+Math.imul(u,ne)|0))<<13)|0;o=((n=n+Math.imul(u,de)|0)+(f>>>13)|0)+(Se>>>26)|0,Se&=67108863,i=Math.imul(k,W),f=(f=Math.imul(k,D))+Math.imul(j,W)|0,n=Math.imul(j,D),i=i+Math.imul(z,Z)|0,f=(f=f+Math.imul(z,X)|0)+Math.imul(P,Z)|0,n=n+Math.imul(P,X)|0,i=i+Math.imul(I,K)|0,f=(f=f+Math.imul(I,Y)|0)+Math.imul(q,K)|0,n=n+Math.imul(q,Y)|0,i=i+Math.imul(A,V)|0,f=(f=f+Math.imul(A,$)|0)+Math.imul(x,V)|0,n=n+Math.imul(x,$)|0,i=i+Math.imul(M,Q)|0,f=(f=f+Math.imul(M,ee)|0)+Math.imul(w,Q)|0,n=n+Math.imul(w,ee)|0,i=i+Math.imul(v,re)|0,f=(f=f+Math.imul(v,ie)|0)+Math.imul(y,re)|0,n=n+Math.imul(y,ie)|0,i=i+Math.imul(l,ne)|0,f=(f=f+Math.imul(l,de)|0)+Math.imul(p,ne)|0,n=n+Math.imul(p,de)|0;var Ae=(o+(i=i+Math.imul(h,ce)|0)|0)+((8191&(f=(f=f+Math.imul(h,oe)|0)+Math.imul(u,ce)|0))<<13)|0;o=((n=n+Math.imul(u,oe)|0)+(f>>>13)|0)+(Ae>>>26)|0,Ae&=67108863,i=Math.imul(N,W),f=(f=Math.imul(N,D))+Math.imul(E,W)|0,n=Math.imul(E,D),i=i+Math.imul(k,Z)|0,f=(f=f+Math.imul(k,X)|0)+Math.imul(j,Z)|0,n=n+Math.imul(j,X)|0,i=i+Math.imul(z,K)|0,f=(f=f+Math.imul(z,Y)|0)+Math.imul(P,K)|0,n=n+Math.imul(P,Y)|0,i=i+Math.imul(I,V)|0,f=(f=f+Math.imul(I,$)|0)+Math.imul(q,V)|0,n=n+Math.imul(q,$)|0,i=i+Math.imul(A,Q)|0,f=(f=f+Math.imul(A,ee)|0)+Math.imul(x,Q)|0,n=n+Math.imul(x,ee)|0,i=i+Math.imul(M,re)|0,f=(f=f+Math.imul(M,ie)|0)+Math.imul(w,re)|0,n=n+Math.imul(w,ie)|0,i=i+Math.imul(v,ne)|0,f=(f=f+Math.imul(v,de)|0)+Math.imul(y,ne)|0,n=n+Math.imul(y,de)|0,i=i+Math.imul(l,ce)|0,f=(f=f+Math.imul(l,oe)|0)+Math.imul(p,ce)|0,n=n+Math.imul(p,oe)|0;var xe=(o+(i=i+Math.imul(h,he)|0)|0)+((8191&(f=(f=f+Math.imul(h,ue)|0)+Math.imul(u,he)|0))<<13)|0;o=((n=n+Math.imul(u,ue)|0)+(f>>>13)|0)+(xe>>>26)|0,xe&=67108863,i=Math.imul(T,W),f=(f=Math.imul(T,D))+Math.imul(F,W)|0,n=Math.imul(F,D),i=i+Math.imul(N,Z)|0,f=(f=f+Math.imul(N,X)|0)+Math.imul(E,Z)|0,n=n+Math.imul(E,X)|0,i=i+Math.imul(k,K)|0,f=(f=f+Math.imul(k,Y)|0)+Math.imul(j,K)|0,n=n+Math.imul(j,Y)|0,i=i+Math.imul(z,V)|0,f=(f=f+Math.imul(z,$)|0)+Math.imul(P,V)|0,n=n+Math.imul(P,$)|0,i=i+Math.imul(I,Q)|0,f=(f=f+Math.imul(I,ee)|0)+Math.imul(q,Q)|0,n=n+Math.imul(q,ee)|0,i=i+Math.imul(A,re)|0,f=(f=f+Math.imul(A,ie)|0)+Math.imul(x,re)|0,n=n+Math.imul(x,ie)|0,i=i+Math.imul(M,ne)|0,f=(f=f+Math.imul(M,de)|0)+Math.imul(w,ne)|0,n=n+Math.imul(w,de)|0,i=i+Math.imul(v,ce)|0,f=(f=f+Math.imul(v,oe)|0)+Math.imul(y,ce)|0,n=n+Math.imul(y,oe)|0,i=i+Math.imul(l,he)|0,f=(f=f+Math.imul(l,ue)|0)+Math.imul(p,he)|0,n=n+Math.imul(p,ue)|0;var _e=(o+(i=i+Math.imul(h,le)|0)|0)+((8191&(f=(f=f+Math.imul(h,pe)|0)+Math.imul(u,le)|0))<<13)|0;o=((n=n+Math.imul(u,pe)|0)+(f>>>13)|0)+(_e>>>26)|0,_e&=67108863,i=Math.imul(T,Z),f=(f=Math.imul(T,X))+Math.imul(F,Z)|0,n=Math.imul(F,X),i=i+Math.imul(N,K)|0,f=(f=f+Math.imul(N,Y)|0)+Math.imul(E,K)|0,n=n+Math.imul(E,Y)|0,i=i+Math.imul(k,V)|0,f=(f=f+Math.imul(k,$)|0)+Math.imul(j,V)|0,n=n+Math.imul(j,$)|0,i=i+Math.imul(z,Q)|0,f=(f=f+Math.imul(z,ee)|0)+Math.imul(P,Q)|0,n=n+Math.imul(P,ee)|0,i=i+Math.imul(I,re)|0,f=(f=f+Math.imul(I,ie)|0)+Math.imul(q,re)|0,n=n+Math.imul(q,ie)|0,i=i+Math.imul(A,ne)|0,f=(f=f+Math.imul(A,de)|0)+Math.imul(x,ne)|0,n=n+Math.imul(x,de)|0,i=i+Math.imul(M,ce)|0,f=(f=f+Math.imul(M,oe)|0)+Math.imul(w,ce)|0,n=n+Math.imul(w,oe)|0,i=i+Math.imul(v,he)|0,f=(f=f+Math.imul(v,ue)|0)+Math.imul(y,he)|0,n=n+Math.imul(y,ue)|0;var Ie=(o+(i=i+Math.imul(l,le)|0)|0)+((8191&(f=(f=f+Math.imul(l,pe)|0)+Math.imul(p,le)|0))<<13)|0;o=((n=n+Math.imul(p,pe)|0)+(f>>>13)|0)+(Ie>>>26)|0,Ie&=67108863,i=Math.imul(T,K),f=(f=Math.imul(T,Y))+Math.imul(F,K)|0,n=Math.imul(F,Y),i=i+Math.imul(N,V)|0,f=(f=f+Math.imul(N,$)|0)+Math.imul(E,V)|0,n=n+Math.imul(E,$)|0,i=i+Math.imul(k,Q)|0,f=(f=f+Math.imul(k,ee)|0)+Math.imul(j,Q)|0,n=n+Math.imul(j,ee)|0,i=i+Math.imul(z,re)|0,f=(f=f+Math.imul(z,ie)|0)+Math.imul(P,re)|0,n=n+Math.imul(P,ie)|0,i=i+Math.imul(I,ne)|0,f=(f=f+Math.imul(I,de)|0)+Math.imul(q,ne)|0,n=n+Math.imul(q,de)|0,i=i+Math.imul(A,ce)|0,f=(f=f+Math.imul(A,oe)|0)+Math.imul(x,ce)|0,n=n+Math.imul(x,oe)|0,i=i+Math.imul(M,he)|0,f=(f=f+Math.imul(M,ue)|0)+Math.imul(w,he)|0,n=n+Math.imul(w,ue)|0;var qe=(o+(i=i+Math.imul(v,le)|0)|0)+((8191&(f=(f=f+Math.imul(v,pe)|0)+Math.imul(y,le)|0))<<13)|0;o=((n=n+Math.imul(y,pe)|0)+(f>>>13)|0)+(qe>>>26)|0,qe&=67108863,i=Math.imul(T,V),f=(f=Math.imul(T,$))+Math.imul(F,V)|0,n=Math.imul(F,$),i=i+Math.imul(N,Q)|0,f=(f=f+Math.imul(N,ee)|0)+Math.imul(E,Q)|0,n=n+Math.imul(E,ee)|0,i=i+Math.imul(k,re)|0,f=(f=f+Math.imul(k,ie)|0)+Math.imul(j,re)|0,n=n+Math.imul(j,ie)|0,i=i+Math.imul(z,ne)|0,f=(f=f+Math.imul(z,de)|0)+Math.imul(P,ne)|0,n=n+Math.imul(P,de)|0,i=i+Math.imul(I,ce)|0,f=(f=f+Math.imul(I,oe)|0)+Math.imul(q,ce)|0,n=n+Math.imul(q,oe)|0,i=i+Math.imul(A,he)|0,f=(f=f+Math.imul(A,ue)|0)+Math.imul(x,he)|0,n=n+Math.imul(x,ue)|0;var Re=(o+(i=i+Math.imul(M,le)|0)|0)+((8191&(f=(f=f+Math.imul(M,pe)|0)+Math.imul(w,le)|0))<<13)|0;o=((n=n+Math.imul(w,pe)|0)+(f>>>13)|0)+(Re>>>26)|0,Re&=67108863,i=Math.imul(T,Q),f=(f=Math.imul(T,ee))+Math.imul(F,Q)|0,n=Math.imul(F,ee),i=i+Math.imul(N,re)|0,f=(f=f+Math.imul(N,ie)|0)+Math.imul(E,re)|0,n=n+Math.imul(E,ie)|0,i=i+Math.imul(k,ne)|0,f=(f=f+Math.imul(k,de)|0)+Math.imul(j,ne)|0,n=n+Math.imul(j,de)|0,i=i+Math.imul(z,ce)|0,f=(f=f+Math.imul(z,oe)|0)+Math.imul(P,ce)|0,n=n+Math.imul(P,oe)|0,i=i+Math.imul(I,he)|0,f=(f=f+Math.imul(I,ue)|0)+Math.imul(q,he)|0,n=n+Math.imul(q,ue)|0;var ze=(o+(i=i+Math.imul(A,le)|0)|0)+((8191&(f=(f=f+Math.imul(A,pe)|0)+Math.imul(x,le)|0))<<13)|0;o=((n=n+Math.imul(x,pe)|0)+(f>>>13)|0)+(ze>>>26)|0,ze&=67108863,i=Math.imul(T,re),f=(f=Math.imul(T,ie))+Math.imul(F,re)|0,n=Math.imul(F,ie),i=i+Math.imul(N,ne)|0,f=(f=f+Math.imul(N,de)|0)+Math.imul(E,ne)|0,n=n+Math.imul(E,de)|0,i=i+Math.imul(k,ce)|0,f=(f=f+Math.imul(k,oe)|0)+Math.imul(j,ce)|0,n=n+Math.imul(j,oe)|0,i=i+Math.imul(z,he)|0,f=(f=f+Math.imul(z,ue)|0)+Math.imul(P,he)|0,n=n+Math.imul(P,ue)|0;var Pe=(o+(i=i+Math.imul(I,le)|0)|0)+((8191&(f=(f=f+Math.imul(I,pe)|0)+Math.imul(q,le)|0))<<13)|0;o=((n=n+Math.imul(q,pe)|0)+(f>>>13)|0)+(Pe>>>26)|0,Pe&=67108863,i=Math.imul(T,ne),f=(f=Math.imul(T,de))+Math.imul(F,ne)|0,n=Math.imul(F,de),i=i+Math.imul(N,ce)|0,f=(f=f+Math.imul(N,oe)|0)+Math.imul(E,ce)|0,n=n+Math.imul(E,oe)|0,i=i+Math.imul(k,he)|0,f=(f=f+Math.imul(k,ue)|0)+Math.imul(j,he)|0,n=n+Math.imul(j,ue)|0;var Le=(o+(i=i+Math.imul(z,le)|0)|0)+((8191&(f=(f=f+Math.imul(z,pe)|0)+Math.imul(P,le)|0))<<13)|0;o=((n=n+Math.imul(P,pe)|0)+(f>>>13)|0)+(Le>>>26)|0,Le&=67108863,i=Math.imul(T,ce),f=(f=Math.imul(T,oe))+Math.imul(F,ce)|0,n=Math.imul(F,oe),i=i+Math.imul(N,he)|0,f=(f=f+Math.imul(N,ue)|0)+Math.imul(E,he)|0,n=n+Math.imul(E,ue)|0;var ke=(o+(i=i+Math.imul(k,le)|0)|0)+((8191&(f=(f=f+Math.imul(k,pe)|0)+Math.imul(j,le)|0))<<13)|0;o=((n=n+Math.imul(j,pe)|0)+(f>>>13)|0)+(ke>>>26)|0,ke&=67108863,i=Math.imul(T,he),f=(f=Math.imul(T,ue))+Math.imul(F,he)|0,n=Math.imul(F,ue);var je=(o+(i=i+Math.imul(N,le)|0)|0)+((8191&(f=(f=f+Math.imul(N,pe)|0)+Math.imul(E,le)|0))<<13)|0;o=((n=n+Math.imul(E,pe)|0)+(f>>>13)|0)+(je>>>26)|0,je&=67108863;var Oe=(o+(i=Math.imul(T,le))|0)+((8191&(f=(f=Math.imul(T,pe))+Math.imul(F,le)|0))<<13)|0;return o=((n=Math.imul(F,pe))+(f>>>13)|0)+(Oe>>>26)|0,Oe&=67108863,c[0]=me,c[1]=ve,c[2]=ye,c[3]=ge,c[4]=Me,c[5]=we,c[6]=Se,c[7]=Ae,c[8]=xe,c[9]=_e,c[10]=Ie,c[11]=qe,c[12]=Re,c[13]=ze,c[14]=Pe,c[15]=Le,c[16]=ke,c[17]=je,c[18]=Oe,0!==o&&(c[19]=o,r.length++),r};function l(e,t,r){return(new p).mulp(e,t,r)}function p(e,t){this.x=e,this.y=t}Math.imul||(b=u),n.prototype.mulTo=function(e,t){var r=this.length+e.length;return 10===this.length&&10===e.length?b(this,e,t):r<63?u(this,e,t):r<1024?function(e,t,r){r.negative=t.negative^e.negative,r.length=e.length+t.length;for(var i=0,f=0,n=0;n<r.length-1;n++){var d=f;f=0;for(var a=67108863&i,c=Math.min(n,t.length-1),o=Math.max(0,n-e.length+1);o<=c;o++){var s=n-o,h=(0|e.words[s])*(0|t.words[o]),u=67108863&h;a=67108863&(u=u+a|0),f+=(d=(d=d+(h/67108864|0)|0)+(u>>>26)|0)>>>26,d&=67108863}r.words[n]=a,i=d,d=f}return 0!==i?r.words[n]=i:r.length--,r.strip()}(this,e,t):l(this,e,t)},p.prototype.makeRBT=function(e){for(var t=new Array(e),r=n.prototype._countBits(e)-1,i=0;i<e;i++)t[i]=this.revBin(i,r,e);return t},p.prototype.revBin=function(e,t,r){if(0===e||e===r-1)return e;for(var i=0,f=0;f<t;f++)i|=(1&e)<<t-f-1,e>>=1;return i},p.prototype.permute=function(e,t,r,i,f,n){for(var d=0;d<n;d++)i[d]=t[e[d]],f[d]=r[e[d]]},p.prototype.transform=function(e,t,r,i,f,n){this.permute(n,e,t,r,i,f);for(var d=1;d<f;d<<=1)for(var a=d<<1,c=Math.cos(2*Math.PI/a),o=Math.sin(2*Math.PI/a),s=0;s<f;s+=a)for(var h=c,u=o,b=0;b<d;b++){var l=r[s+b],p=i[s+b],m=r[s+b+d],v=i[s+b+d],y=h*m-u*v;v=h*v+u*m,m=y,r[s+b]=l+m,i[s+b]=p+v,r[s+b+d]=l-m,i[s+b+d]=p-v,b!==a&&(y=c*h-o*u,u=c*u+o*h,h=y)}},p.prototype.guessLen13b=function(e,t){var r=1|Math.max(t,e),i=1&r,f=0;for(r=r/2|0;r;r>>>=1)f++;return 1<<f+1+i},p.prototype.conjugate=function(e,t,r){if(!(r<=1))for(var i=0;i<r/2;i++){var f=e[i];e[i]=e[r-i-1],e[r-i-1]=f,f=t[i],t[i]=-t[r-i-1],t[r-i-1]=-f}},p.prototype.normalize13b=function(e,t){for(var r=0,i=0;i<t/2;i++){var f=8192*Math.round(e[2*i+1]/t)+Math.round(e[2*i]/t)+r;e[i]=67108863&f,r=f<67108864?0:f/67108864|0}return e},p.prototype.convert13b=function(e,t,r,f){for(var n=0,d=0;d<t;d++)n+=0|e[d],r[2*d]=8191&n,n>>>=13,r[2*d+1]=8191&n,n>>>=13;for(d=2*t;d<f;++d)r[d]=0;i(0===n),i(0==(-8192&n))},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 i=2*this.guessLen13b(e.length,t.length),f=this.makeRBT(i),n=this.stub(i),d=new Array(i),a=new Array(i),c=new Array(i),o=new Array(i),s=new Array(i),h=new Array(i),u=r.words;u.length=i,this.convert13b(e.words,e.length,d,i),this.convert13b(t.words,t.length,o,i),this.transform(d,n,a,c,i,f),this.transform(o,n,s,h,i,f);for(var b=0;b<i;b++){var l=a[b]*s[b]-c[b]*h[b];c[b]=a[b]*h[b]+c[b]*s[b],a[b]=l}return this.conjugate(a,c,i),this.transform(a,c,u,n,i,f),this.conjugate(u,n,i),this.normalize13b(u,i),r.negative=e.negative^t.negative,r.length=e.length+t.length,r.strip()},n.prototype.mul=function(e){var t=new n(null);return t.words=new Array(this.length+e.length),this.mulTo(e,t)},n.prototype.mulf=function(e){var t=new n(null);return t.words=new Array(this.length+e.length),l(this,e,t)},n.prototype.imul=function(e){return this.clone().mulTo(e,this)},n.prototype.imuln=function(e){i("number"==typeof e),i(e<67108864);for(var t=0,r=0;r<this.length;r++){var f=(0|this.words[r])*e,n=(67108863&f)+(67108863&t);t>>=26,t+=f/67108864|0,t+=n>>>26,this.words[r]=67108863&n}return 0!==t&&(this.words[r]=t,this.length++),this},n.prototype.muln=function(e){return this.clone().imuln(e)},n.prototype.sqr=function(){return this.mul(this)},n.prototype.isqr=function(){return this.imul(this.clone())},n.prototype.pow=function(e){var t=function(e){for(var t=new Array(e.bitLength()),r=0;r<t.length;r++){var i=r/26|0,f=r%26;t[r]=(e.words[i]&1<<f)>>>f}return t}(e);if(0===t.length)return new n(1);for(var r=this,i=0;i<t.length&&0===t[i];i++,r=r.sqr());if(++i<t.length)for(var f=r.sqr();i<t.length;i++,f=f.sqr())0!==t[i]&&(r=r.mul(f));return r},n.prototype.iushln=function(e){i("number"==typeof e&&e>=0);var t,r=e%26,f=(e-r)/26,n=67108863>>>26-r<<26-r;if(0!==r){var d=0;for(t=0;t<this.length;t++){var a=this.words[t]&n,c=(0|this.words[t])-a<<r;this.words[t]=c|d,d=a>>>26-r}d&&(this.words[t]=d,this.length++)}if(0!==f){for(t=this.length-1;t>=0;t--)this.words[t+f]=this.words[t];for(t=0;t<f;t++)this.words[t]=0;this.length+=f}return this.strip()},n.prototype.ishln=function(e){return i(0===this.negative),this.iushln(e)},n.prototype.iushrn=function(e,t,r){var f;i("number"==typeof e&&e>=0),f=t?(t-t%26)/26:0;var n=e%26,d=Math.min((e-n)/26,this.length),a=67108863^67108863>>>n<<n,c=r;if(f-=d,f=Math.max(0,f),c){for(var o=0;o<d;o++)c.words[o]=this.words[o];c.length=d}if(0===d);else if(this.length>d)for(this.length-=d,o=0;o<this.length;o++)this.words[o]=this.words[o+d];else this.words[0]=0,this.length=1;var s=0;for(o=this.length-1;o>=0&&(0!==s||o>=f);o--){var h=0|this.words[o];this.words[o]=s<<26-n|h>>>n,s=h&a}return c&&0!==s&&(c.words[c.length++]=s),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},n.prototype.ishrn=function(e,t,r){return i(0===this.negative),this.iushrn(e,t,r)},n.prototype.shln=function(e){return this.clone().ishln(e)},n.prototype.ushln=function(e){return this.clone().iushln(e)},n.prototype.shrn=function(e){return this.clone().ishrn(e)},n.prototype.ushrn=function(e){return this.clone().iushrn(e)},n.prototype.testn=function(e){i("number"==typeof e&&e>=0);var t=e%26,r=(e-t)/26,f=1<<t;return!(this.length<=r)&&!!(this.words[r]&f)},n.prototype.imaskn=function(e){i("number"==typeof e&&e>=0);var t=e%26,r=(e-t)/26;if(i(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 f=67108863^67108863>>>t<<t;this.words[this.length-1]&=f}return this.strip()},n.prototype.maskn=function(e){return this.clone().imaskn(e)},n.prototype.iaddn=function(e){return i("number"==typeof e),i(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)},n.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},n.prototype.isubn=function(e){if(i("number"==typeof e),i(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()},n.prototype.addn=function(e){return this.clone().iaddn(e)},n.prototype.subn=function(e){return this.clone().isubn(e)},n.prototype.iabs=function(){return this.negative=0,this},n.prototype.abs=function(){return this.clone().iabs()},n.prototype._ishlnsubmul=function(e,t,r){var f,n,d=e.length+r;this._expand(d);var a=0;for(f=0;f<e.length;f++){n=(0|this.words[f+r])+a;var c=(0|e.words[f])*t;a=((n-=67108863&c)>>26)-(c/67108864|0),this.words[f+r]=67108863&n}for(;f<this.length-r;f++)a=(n=(0|this.words[f+r])+a)>>26,this.words[f+r]=67108863&n;if(0===a)return this.strip();for(i(-1===a),a=0,f=0;f<this.length;f++)a=(n=-(0|this.words[f])+a)>>26,this.words[f]=67108863&n;return this.negative=1,this.strip()},n.prototype._wordDiv=function(e,t){var r=(this.length,e.length),i=this.clone(),f=e,d=0|f.words[f.length-1];0!==(r=26-this._countBits(d))&&(f=f.ushln(r),i.iushln(r),d=0|f.words[f.length-1]);var a,c=i.length-f.length;if("mod"!==t){(a=new n(null)).length=c+1,a.words=new Array(a.length);for(var o=0;o<a.length;o++)a.words[o]=0}var s=i.clone()._ishlnsubmul(f,1,c);0===s.negative&&(i=s,a&&(a.words[c]=1));for(var h=c-1;h>=0;h--){var u=67108864*(0|i.words[f.length+h])+(0|i.words[f.length+h-1]);for(u=Math.min(u/d|0,67108863),i._ishlnsubmul(f,u,h);0!==i.negative;)u--,i.negative=0,i._ishlnsubmul(f,1,h),i.isZero()||(i.negative^=1);a&&(a.words[h]=u)}return a&&a.strip(),i.strip(),"div"!==t&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},n.prototype.divmod=function(e,t,r){return i(!e.isZero()),this.isZero()?{div:new n(0),mod:new n(0)}:0!==this.negative&&0===e.negative?(a=this.neg().divmod(e,t),"mod"!==t&&(f=a.div.neg()),"div"!==t&&(d=a.mod.neg(),r&&0!==d.negative&&d.iadd(e)),{div:f,mod:d}):0===this.negative&&0!==e.negative?(a=this.divmod(e.neg(),t),"mod"!==t&&(f=a.div.neg()),{div:f,mod:a.mod}):0!=(this.negative&e.negative)?(a=this.neg().divmod(e.neg(),t),"div"!==t&&(d=a.mod.neg(),r&&0!==d.negative&&d.isub(e)),{div:a.div,mod:d}):e.length>this.length||this.cmp(e)<0?{div:new n(0),mod:this}:1===e.length?"div"===t?{div:this.divn(e.words[0]),mod:null}:"mod"===t?{div:null,mod:new n(this.modn(e.words[0]))}:{div:this.divn(e.words[0]),mod:new n(this.modn(e.words[0]))}:this._wordDiv(e,t);var f,d,a},n.prototype.div=function(e){return this.divmod(e,"div",!1).div},n.prototype.mod=function(e){return this.divmod(e,"mod",!1).mod},n.prototype.umod=function(e){return this.divmod(e,"mod",!0).mod},n.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,i=e.ushrn(1),f=e.andln(1),n=r.cmp(i);return n<0||1===f&&0===n?t.div:0!==t.div.negative?t.div.isubn(1):t.div.iaddn(1)},n.prototype.modn=function(e){i(e<=67108863);for(var t=(1<<26)%e,r=0,f=this.length-1;f>=0;f--)r=(t*r+(0|this.words[f]))%e;return r},n.prototype.idivn=function(e){i(e<=67108863);for(var t=0,r=this.length-1;r>=0;r--){var f=(0|this.words[r])+67108864*t;this.words[r]=f/e|0,t=f%e}return this.strip()},n.prototype.divn=function(e){return this.clone().idivn(e)},n.prototype.egcd=function(e){i(0===e.negative),i(!e.isZero());var t=this,r=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var f=new n(1),d=new n(0),a=new n(0),c=new n(1),o=0;t.isEven()&&r.isEven();)t.iushrn(1),r.iushrn(1),++o;for(var s=r.clone(),h=t.clone();!t.isZero();){for(var u=0,b=1;0==(t.words[0]&b)&&u<26;++u,b<<=1);if(u>0)for(t.iushrn(u);u-- >0;)(f.isOdd()||d.isOdd())&&(f.iadd(s),d.isub(h)),f.iushrn(1),d.iushrn(1);for(var l=0,p=1;0==(r.words[0]&p)&&l<26;++l,p<<=1);if(l>0)for(r.iushrn(l);l-- >0;)(a.isOdd()||c.isOdd())&&(a.iadd(s),c.isub(h)),a.iushrn(1),c.iushrn(1);t.cmp(r)>=0?(t.isub(r),f.isub(a),d.isub(c)):(r.isub(t),a.isub(f),c.isub(d))}return{a:a,b:c,gcd:r.iushln(o)}},n.prototype._invmp=function(e){i(0===e.negative),i(!e.isZero());var t=this,r=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var f,d=new n(1),a=new n(0),c=r.clone();t.cmpn(1)>0&&r.cmpn(1)>0;){for(var o=0,s=1;0==(t.words[0]&s)&&o<26;++o,s<<=1);if(o>0)for(t.iushrn(o);o-- >0;)d.isOdd()&&d.iadd(c),d.iushrn(1);for(var h=0,u=1;0==(r.words[0]&u)&&h<26;++h,u<<=1);if(h>0)for(r.iushrn(h);h-- >0;)a.isOdd()&&a.iadd(c),a.iushrn(1);t.cmp(r)>=0?(t.isub(r),d.isub(a)):(r.isub(t),a.isub(d))}return(f=0===t.cmpn(1)?d:a).cmpn(0)<0&&f.iadd(e),f},n.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 i=0;t.isEven()&&r.isEven();i++)t.iushrn(1),r.iushrn(1);for(;;){for(;t.isEven();)t.iushrn(1);for(;r.isEven();)r.iushrn(1);var f=t.cmp(r);if(f<0){var n=t;t=r,r=n}else if(0===f||0===r.cmpn(1))break;t.isub(r)}return r.iushln(i)},n.prototype.invm=function(e){return this.egcd(e).a.umod(e)},n.prototype.isEven=function(){return 0==(1&this.words[0])},n.prototype.isOdd=function(){return 1==(1&this.words[0])},n.prototype.andln=function(e){return this.words[0]&e},n.prototype.bincn=function(e){i("number"==typeof e);var t=e%26,r=(e-t)/26,f=1<<t;if(this.length<=r)return this._expand(r+1),this.words[r]|=f,this;for(var n=f,d=r;0!==n&&d<this.length;d++){var a=0|this.words[d];n=(a+=n)>>>26,a&=67108863,this.words[d]=a}return 0!==n&&(this.words[d]=n,this.length++),this},n.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},n.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),i(e<=67108863,"Number is too big");var f=0|this.words[0];t=f===e?0:f<e?-1:1}return 0!==this.negative?0|-t:t},n.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},n.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 i=0|this.words[r],f=0|e.words[r];if(i!==f){i<f?t=-1:i>f&&(t=1);break}}return t},n.prototype.gtn=function(e){return 1===this.cmpn(e)},n.prototype.gt=function(e){return 1===this.cmp(e)},n.prototype.gten=function(e){return this.cmpn(e)>=0},n.prototype.gte=function(e){return this.cmp(e)>=0},n.prototype.ltn=function(e){return-1===this.cmpn(e)},n.prototype.lt=function(e){return-1===this.cmp(e)},n.prototype.lten=function(e){return this.cmpn(e)<=0},n.prototype.lte=function(e){return this.cmp(e)<=0},n.prototype.eqn=function(e){return 0===this.cmpn(e)},n.prototype.eq=function(e){return 0===this.cmp(e)},n.red=function(e){return new S(e)},n.prototype.toRed=function(e){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),e.convertTo(this)._forceRed(e)},n.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},n.prototype._forceRed=function(e){return this.red=e,this},n.prototype.forceRed=function(e){return i(!this.red,"Already a number in reduction context"),this._forceRed(e)},n.prototype.redAdd=function(e){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,e)},n.prototype.redIAdd=function(e){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,e)},n.prototype.redSub=function(e){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,e)},n.prototype.redISub=function(e){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,e)},n.prototype.redShl=function(e){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,e)},n.prototype.redMul=function(e){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.mul(this,e)},n.prototype.redIMul=function(e){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.imul(this,e)},n.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},n.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},n.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},n.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},n.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},n.prototype.redPow=function(e){return i(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 v(e,t){this.name=e,this.p=new n(t,16),this.n=this.p.bitLength(),this.k=new n(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function y(){v.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function g(){v.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function M(){v.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function w(){v.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(e){if("string"==typeof e){var t=n._prime(e);this.m=t.p,this.prime=t}else i(e.gtn(1),"modulus must be greater than 1"),this.m=e,this.prime=null}function A(e){S.call(this,e),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new n(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)}v.prototype._tmp=function(){var e=new n(null);return e.words=new Array(Math.ceil(this.n/13)),e},v.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 i=t<this.n?-1:r.ucmp(this.p);return 0===i?(r.words[0]=0,r.length=1):i>0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},v.prototype.split=function(e,t){e.iushrn(this.n,0,t)},v.prototype.imulK=function(e){return e.imul(this.k)},f(y,v),y.prototype.split=function(e,t){for(var r=Math.min(e.length,9),i=0;i<r;i++)t.words[i]=e.words[i];if(t.length=r,e.length<=9)return e.words[0]=0,void(e.length=1);var f=e.words[9];for(t.words[t.length++]=4194303&f,i=10;i<e.length;i++){var n=0|e.words[i];e.words[i-10]=(4194303&n)<<4|f>>>22,f=n}f>>>=22,e.words[i-10]=f,0===f&&e.length>10?e.length-=10:e.length-=9},y.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 i=0|e.words[r];t+=977*i,e.words[r]=67108863&t,t=64*i+(t/67108864|0)}return 0===e.words[e.length-1]&&(e.length--,0===e.words[e.length-1]&&e.length--),e},f(g,v),f(M,v),f(w,v),w.prototype.imulK=function(e){for(var t=0,r=0;r<e.length;r++){var i=19*(0|e.words[r])+t,f=67108863&i;i>>>=26,e.words[r]=f,t=i}return 0!==t&&(e.words[e.length++]=t),e},n._prime=function(e){if(m[e])return m[e];var t;if("k256"===e)t=new y;else if("p224"===e)t=new g;else if("p192"===e)t=new M;else{if("p25519"!==e)throw new Error("Unknown prime "+e);t=new w}return m[e]=t,t},S.prototype._verify1=function(e){i(0===e.negative,"red works only with positives"),i(e.red,"red works only with red numbers")},S.prototype._verify2=function(e,t){i(0==(e.negative|t.negative),"red works only with positives"),i(e.red&&e.red===t.red,"red works only with red numbers")},S.prototype.imod=function(e){return this.prime?this.prime.ireduce(e)._forceRed(this):e.umod(this.m)._forceRed(this)},S.prototype.neg=function(e){return e.isZero()?e.clone():this.m.sub(e)._forceRed(this)},S.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)},S.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},S.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)},S.prototype.isub=function(e,t){this._verify2(e,t);var r=e.isub(t);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(e,t){return this._verify1(e),this.imod(e.ushln(t))},S.prototype.imul=function(e,t){return this._verify2(e,t),this.imod(e.imul(t))},S.prototype.mul=function(e,t){return this._verify2(e,t),this.imod(e.mul(t))},S.prototype.isqr=function(e){return this.imul(e,e.clone())},S.prototype.sqr=function(e){return this.mul(e,e)},S.prototype.sqrt=function(e){if(e.isZero())return e.clone();var t=this.m.andln(3);if(i(t%2==1),3===t){var r=this.m.add(new n(1)).iushrn(2);return this.pow(e,r)}for(var f=this.m.subn(1),d=0;!f.isZero()&&0===f.andln(1);)d++,f.iushrn(1);i(!f.isZero());var a=new n(1).toRed(this),c=a.redNeg(),o=this.m.subn(1).iushrn(1),s=this.m.bitLength();for(s=new n(2*s*s).toRed(this);0!==this.pow(s,o).cmp(c);)s.redIAdd(c);for(var h=this.pow(s,f),u=this.pow(e,f.addn(1).iushrn(1)),b=this.pow(e,f),l=d;0!==b.cmp(a);){for(var p=b,m=0;0!==p.cmp(a);m++)p=p.redSqr();i(m<l);var v=this.pow(h,new n(1).iushln(l-m-1));u=u.redMul(v),h=v.redSqr(),b=b.redMul(h),l=m}return u},S.prototype.invm=function(e){var t=e._invmp(this.m);return 0!==t.negative?(t.negative=0,this.imod(t).redNeg()):this.imod(t)},S.prototype.pow=function(e,t){if(t.isZero())return new n(1).toRed(this);if(0===t.cmpn(1))return e.clone();var r=new Array(16);r[0]=new n(1).toRed(this),r[1]=e;for(var i=2;i<r.length;i++)r[i]=this.mul(r[i-1],e);var f=r[0],d=0,a=0,c=t.bitLength()%26;for(0===c&&(c=26),i=t.length-1;i>=0;i--){for(var o=t.words[i],s=c-1;s>=0;s--){var h=o>>s&1;f!==r[0]&&(f=this.sqr(f)),0!==h||0!==d?(d<<=1,d|=h,(4===++a||0===i&&0===s)&&(f=this.mul(f,r[d]),a=0,d=0)):a=0}c=26}return f},S.prototype.convertTo=function(e){var t=e.umod(this.m);return t===e?t.clone():t},S.prototype.convertFrom=function(e){var t=e.clone();return t.red=null,t},n.mont=function(e){return new A(e)},f(A,S),A.prototype.convertTo=function(e){return this.imod(e.ushln(this.shift))},A.prototype.convertFrom=function(e){var t=this.imod(e.mul(this.rinv));return t.red=null,t},A.prototype.imul=function(e,t){if(e.isZero()||t.isZero())return e.words[0]=0,e.length=1,e;var r=e.imul(t),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),f=r.isub(i).iushrn(this.shift),n=f;return f.cmp(this.m)>=0?n=f.isub(this.m):f.cmpn(0)<0&&(n=f.iadd(this.m)),n._forceRed(this)},A.prototype.mul=function(e,t){if(e.isZero()||t.isZero())return new n(0)._forceRed(this);var 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Object.defineProperty(f,e,{configurable:!0,enumerable:!0,value:r}),r}})}f.PresetCurve=c,o("p192",{type:"short",prime:"p192",p:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff",a:"ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc",b:"64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1",n:"ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831",hash:n.sha256,gRed:!1,g:["188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012","07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811"]}),o("p224",{type:"short",prime:"p224",p:"ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001",a:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe",b:"b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4",n:"ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d",hash:n.sha256,gRed:!1,g:["b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21","bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 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d=this._endoSplit(t[n]),a=e[n],c=a._getBeta();d.k1.negative&&(d.k1.ineg(),a=a.neg(!0)),d.k2.negative&&(d.k2.ineg(),c=c.neg(!0)),i[2*n]=a,i[2*n+1]=c,f[2*n]=d.k1,f[2*n+1]=d.k2}for(var o=this._wnafMulAdd(1,i,f,2*n,r),s=0;s<2*n;s++)i[s]=null,f[s]=null;return o},n(o,d.BasePoint),c.prototype.point=function(e,t,r){return new o(this,e,t,r)},c.prototype.pointFromJSON=function(e,t){return o.fromJSON(this,e,t)},o.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,i=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(i)},doubles:e.doubles&&{step:e.doubles.step,points:e.doubles.points.map(i)}}}return t}},o.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]},o.fromJSON=function(e,t,r){"string"==typeof t&&(t=JSON.parse(t));var i=e.point(t[0],t[1],r);if(!t[2])return i;function f(t){return e.point(t[0],t[1],r)}var n=t[2];return i.precomputed={beta:null,doubles:n.doubles&&{step:n.doubles.step,points:[i].concat(n.doubles.points.map(f))},naf:n.naf&&{wnd:n.naf.wnd,points:[i].concat(n.naf.points.map(f))}},i},o.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)+">"},o.prototype.isInfinity=function(){return this.inf},o.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),i=t.redMul(this.x.redSub(r)).redISub(this.y);return this.curve.point(r,i)},o.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(),i=e.redInvm(),f=r.redAdd(r).redIAdd(r).redIAdd(t).redMul(i),n=f.redSqr().redISub(this.x.redAdd(this.x)),d=f.redMul(this.x.redSub(n)).redISub(this.y);return this.curve.point(n,d)},o.prototype.getX=function(){return this.x.fromRed()},o.prototype.getY=function(){return this.y.fromRed()},o.prototype.mul=function(e){return e=new f(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)},o.prototype.mulAdd=function(e,t,r){var i=[this,t],f=[e,r];return this.curve.endo?this.curve._endoWnafMulAdd(i,f):this.curve._wnafMulAdd(1,i,f,2)},o.prototype.jmulAdd=function(e,t,r){var i=[this,t],f=[e,r];return this.curve.endo?this.curve._endoWnafMulAdd(i,f,!0):this.curve._wnafMulAdd(1,i,f,2,!0)},o.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))},o.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,i=function(e){return e.neg()};t.precomputed={naf:r.naf&&{wnd:r.naf.wnd,points:r.naf.points.map(i)},doubles:r.doubles&&{step:r.doubles.step,points:r.doubles.points.map(i)}}}return t},o.prototype.toJ=function(){return this.inf?this.curve.jpoint(null,null,null):this.curve.jpoint(this.x,this.y,this.curve.one)},n(s,d.BasePoint),c.prototype.jpoint=function(e,t,r){return new s(this,e,t,r)},s.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),i=this.y.redMul(t).redMul(e);return this.curve.point(r,i)},s.prototype.neg=function(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z)},s.prototype.add=function(e){if(this.isInfinity())return e;if(e.isInfinity())return this;var t=e.z.redSqr(),r=this.z.redSqr(),i=this.x.redMul(t),f=e.x.redMul(r),n=this.y.redMul(t.redMul(e.z)),d=e.y.redMul(r.redMul(this.z)),a=i.redSub(f),c=n.redSub(d);if(0===a.cmpn(0))return 0!==c.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var o=a.redSqr(),s=o.redMul(a),h=i.redMul(o),u=c.redSqr().redIAdd(s).redISub(h).redISub(h),b=c.redMul(h.redISub(u)).redISub(n.redMul(s)),l=this.z.redMul(e.z).redMul(a);return this.curve.jpoint(u,b,l)},s.prototype.mixedAdd=function(e){if(this.isInfinity())return e.toJ();if(e.isInfinity())return this;var t=this.z.redSqr(),r=this.x,i=e.x.redMul(t),f=this.y,n=e.y.redMul(t).redMul(this.z),d=r.redSub(i),a=f.redSub(n);if(0===d.cmpn(0))return 0!==a.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var c=d.redSqr(),o=c.redMul(d),s=r.redMul(c),h=a.redSqr().redIAdd(o).redISub(s).redISub(s),u=a.redMul(s.redISub(h)).redISub(f.redMul(o)),b=this.z.redMul(d);return this.curve.jpoint(h,u,b)},s.prototype.dblp=function(e){if(0===e)return this;if(this.isInfinity())return this;if(!e)return this.dbl();if(this.curve.zeroA||this.curve.threeA){for(var t=this,r=0;r<e;r++)t=t.dbl();return t}var i=this.curve.a,f=this.curve.tinv,n=this.x,d=this.y,a=this.z,c=a.redSqr().redSqr(),o=d.redAdd(d);for(r=0;r<e;r++){var s=n.redSqr(),h=o.redSqr(),u=h.redSqr(),b=s.redAdd(s).redIAdd(s).redIAdd(i.redMul(c)),l=n.redMul(h),p=b.redSqr().redISub(l.redAdd(l)),m=l.redISub(p),v=b.redMul(m);v=v.redIAdd(v).redISub(u);var y=o.redMul(a);r+1<e&&(c=c.redMul(u)),n=p,a=y,o=v}return this.curve.jpoint(n,o.redMul(f),a)},s.prototype.dbl=function(){return this.isInfinity()?this:this.curve.zeroA?this._zeroDbl():this.curve.threeA?this._threeDbl():this._dbl()},s.prototype._zeroDbl=function(){var e,t,r;if(this.zOne){var i=this.x.redSqr(),f=this.y.redSqr(),n=f.redSqr(),d=this.x.redAdd(f).redSqr().redISub(i).redISub(n);d=d.redIAdd(d);var a=i.redAdd(i).redIAdd(i),c=a.redSqr().redISub(d).redISub(d),o=n.redIAdd(n);o=(o=o.redIAdd(o)).redIAdd(o),e=c,t=a.redMul(d.redISub(c)).redISub(o),r=this.y.redAdd(this.y)}else{var s=this.x.redSqr(),h=this.y.redSqr(),u=h.redSqr(),b=this.x.redAdd(h).redSqr().redISub(s).redISub(u);b=b.redIAdd(b);var l=s.redAdd(s).redIAdd(s),p=l.redSqr(),m=u.redIAdd(u);m=(m=m.redIAdd(m)).redIAdd(m),e=p.redISub(b).redISub(b),t=l.redMul(b.redISub(e)).redISub(m),r=(r=this.y.redMul(this.z)).redIAdd(r)}return this.curve.jpoint(e,t,r)},s.prototype._threeDbl=function(){var e,t,r;if(this.zOne){var i=this.x.redSqr(),f=this.y.redSqr(),n=f.redSqr(),d=this.x.redAdd(f).redSqr().redISub(i).redISub(n);d=d.redIAdd(d);var a=i.redAdd(i).redIAdd(i).redIAdd(this.curve.a),c=a.redSqr().redISub(d).redISub(d);e=c;var o=n.redIAdd(n);o=(o=o.redIAdd(o)).redIAdd(o),t=a.redMul(d.redISub(c)).redISub(o),r=this.y.redAdd(this.y)}else{var s=this.z.redSqr(),h=this.y.redSqr(),u=this.x.redMul(h),b=this.x.redSub(s).redMul(this.x.redAdd(s));b=b.redAdd(b).redIAdd(b);var l=u.redIAdd(u),p=(l=l.redIAdd(l)).redAdd(l);e=b.redSqr().redISub(p),r=this.y.redAdd(this.z).redSqr().redISub(h).redISub(s);var m=h.redSqr();m=(m=(m=m.redIAdd(m)).redIAdd(m)).redIAdd(m),t=b.redMul(l.redISub(e)).redISub(m)}return this.curve.jpoint(e,t,r)},s.prototype._dbl=function(){var e=this.curve.a,t=this.x,r=this.y,i=this.z,f=i.redSqr().redSqr(),n=t.redSqr(),d=r.redSqr(),a=n.redAdd(n).redIAdd(n).redIAdd(e.redMul(f)),c=t.redAdd(t),o=(c=c.redIAdd(c)).redMul(d),s=a.redSqr().redISub(o.redAdd(o)),h=o.redISub(s),u=d.redSqr();u=(u=(u=u.redIAdd(u)).redIAdd(u)).redIAdd(u);var b=a.redMul(h).redISub(u),l=r.redAdd(r).redMul(i);return this.curve.jpoint(s,b,l)},s.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(),i=t.redSqr(),f=e.redAdd(e).redIAdd(e),n=f.redSqr(),d=this.x.redAdd(t).redSqr().redISub(e).redISub(i),a=(d=(d=(d=d.redIAdd(d)).redAdd(d).redIAdd(d)).redISub(n)).redSqr(),c=i.redIAdd(i);c=(c=(c=c.redIAdd(c)).redIAdd(c)).redIAdd(c);var o=f.redIAdd(d).redSqr().redISub(n).redISub(a).redISub(c),s=t.redMul(o);s=(s=s.redIAdd(s)).redIAdd(s);var h=this.x.redMul(a).redISub(s);h=(h=h.redIAdd(h)).redIAdd(h);var u=this.y.redMul(o.redMul(c.redISub(o)).redISub(d.redMul(a)));u=(u=(u=u.redIAdd(u)).redIAdd(u)).redIAdd(u);var b=this.z.redAdd(d).redSqr().redISub(r).redISub(a);return this.curve.jpoint(h,u,b)},s.prototype.mul=function(e,t){return e=new f(e,t),this.curve._wnafMul(this,e)},s.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 i=t.redMul(this.z),f=r.redMul(e.z);return 0===this.y.redMul(f).redISub(e.y.redMul(i)).cmpn(0)},s.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 i=e.clone(),f=this.curve.redN.redMul(t);;){if(i.iadd(this.curve.n),i.cmp(this.curve.p)>=0)return!1;if(r.redIAdd(f),0===this.x.cmp(r))return!0}},s.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)+">"},s.prototype.isInfinity=function(){return 0===this.z.cmpn(0)}},7382:function(e,t,r){"use strict";var i=r(126),f=r(22),n=r(263),d=r(88);function a(e){n.call(this,"mont",e),this.a=new i(e.a,16).toRed(this.red),this.b=new i(e.b,16).toRed(this.red),this.i4=new i(4).toRed(this.red).redInvm(),this.two=new i(2).toRed(this.red),this.a24=this.i4.redMul(this.a.redAdd(this.two))}function c(e,t,r){n.BasePoint.call(this,e,"projective"),null===t&&null===r?(this.x=this.curve.one,this.z=this.curve.zero):(this.x=new i(t,16),this.z=new i(r,16),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)))}f(a,n),e.exports=a,a.prototype.validate=function(e){var t=e.normalize().x,r=t.redSqr(),i=r.redMul(t).redAdd(r.redMul(this.a)).redAdd(t);return 0===i.redSqrt().redSqr().cmp(i)},f(c,n.BasePoint),a.prototype.decodePoint=function(e,t){return this.point(d.toArray(e,t),1)},a.prototype.point=function(e,t){return new c(this,e,t)},a.prototype.pointFromJSON=function(e){return c.fromJSON(this,e)},c.prototype.precompute=function(){},c.prototype._encode=function(){return this.getX().toArray("be",this.curve.p.byteLength())},c.fromJSON=function(e,t){return new c(e,t[0],t[1]||e.one)},c.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)+">"},c.prototype.isInfinity=function(){return 0===this.z.cmpn(0)},c.prototype.dbl=function(){var e=this.x.redAdd(this.z).redSqr(),t=this.x.redSub(this.z).redSqr(),r=e.redSub(t),i=e.redMul(t),f=r.redMul(t.redAdd(this.curve.a24.redMul(r)));return this.curve.point(i,f)},c.prototype.add=function(){throw new Error("Not supported on Montgomery curve")},c.prototype.diffAdd=function(e,t){var r=this.x.redAdd(this.z),i=this.x.redSub(this.z),f=e.x.redAdd(e.z),n=e.x.redSub(e.z).redMul(r),d=f.redMul(i),a=t.z.redMul(n.redAdd(d).redSqr()),c=t.x.redMul(n.redISub(d).redSqr());return this.curve.point(a,c)},c.prototype.mul=function(e){for(var t=e.clone(),r=this,i=this.curve.point(null,null),f=[];0!==t.cmpn(0);t.iushrn(1))f.push(t.andln(1));for(var n=f.length-1;n>=0;n--)0===f[n]?(r=r.diffAdd(i,this),i=i.dbl()):(i=r.diffAdd(i,this),r=r.dbl());return i},c.prototype.mulAdd=function(){throw new Error("Not supported on Montgomery curve")},c.prototype.jumlAdd=function(){throw new Error("Not supported on Montgomery curve")},c.prototype.eq=function(e){return 0===this.getX().cmp(e.getX())},c.prototype.normalize=function(){return this.x=this.x.redMul(this.z.redInvm()),this.z=this.curve.one,this},c.prototype.getX=function(){return this.normalize(),this.x.fromRed()}},7383:function(e,t,r){"use strict";var i=r(88),f=r(126),n=r(22),d=r(263),a=i.assert;function c(e){this.twisted=1!=(0|e.a),this.mOneA=this.twisted&&-1==(0|e.a),this.extended=this.mOneA,d.call(this,"edwards",e),this.a=new f(e.a,16).umod(this.red.m),this.a=this.a.toRed(this.red),this.c=new f(e.c,16).toRed(this.red),this.c2=this.c.redSqr(),this.d=new f(e.d,16).toRed(this.red),this.dd=this.d.redAdd(this.d),a(!this.twisted||0===this.c.fromRed().cmpn(1)),this.oneC=1==(0|e.c)}function o(e,t,r,i,n){d.BasePoint.call(this,e,"projective"),null===t&&null===r&&null===i?(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 f(t,16),this.y=new f(r,16),this.z=i?new f(i,16):this.curve.one,this.t=n&&new f(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.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()))))}n(c,d),e.exports=c,c.prototype._mulA=function(e){return this.mOneA?e.redNeg():this.a.redMul(e)},c.prototype._mulC=function(e){return this.oneC?e:this.c.redMul(e)},c.prototype.jpoint=function(e,t,r,i){return this.point(e,t,r,i)},c.prototype.pointFromX=function(e,t){(e=new f(e,16)).red||(e=e.toRed(this.red));var r=e.redSqr(),i=this.c2.redSub(this.a.redMul(r)),n=this.one.redSub(this.c2.redMul(this.d).redMul(r)),d=i.redMul(n.redInvm()),a=d.redSqrt();if(0!==a.redSqr().redSub(d).cmp(this.zero))throw new Error("invalid point");var c=a.fromRed().isOdd();return(t&&!c||!t&&c)&&(a=a.redNeg()),this.point(e,a)},c.prototype.pointFromY=function(e,t){(e=new f(e,16)).red||(e=e.toRed(this.red));var r=e.redSqr(),i=r.redSub(this.c2),n=r.redMul(this.d).redMul(this.c2).redSub(this.a),d=i.redMul(n.redInvm());if(0===d.cmp(this.zero)){if(t)throw new Error("invalid point");return this.point(this.zero,e)}var a=d.redSqrt();if(0!==a.redSqr().redSub(d).cmp(this.zero))throw new Error("invalid point");return a.fromRed().isOdd()!==t&&(a=a.redNeg()),this.point(a,e)},c.prototype.validate=function(e){if(e.isInfinity())return!0;e.normalize();var t=e.x.redSqr(),r=e.y.redSqr(),i=t.redMul(this.a).redAdd(r),f=this.c2.redMul(this.one.redAdd(this.d.redMul(t).redMul(r)));return 0===i.cmp(f)},n(o,d.BasePoint),c.prototype.pointFromJSON=function(e){return o.fromJSON(this,e)},c.prototype.point=function(e,t,r,i){return new o(this,e,t,r,i)},o.fromJSON=function(e,t){return new o(e,t[0],t[1],t[2])},o.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)+" z: "+this.z.fromRed().toString(16,2)+">"},o.prototype.isInfinity=function(){return 0===this.x.cmpn(0)&&(0===this.y.cmp(this.z)||this.zOne&&0===this.y.cmp(this.curve.c))},o.prototype._extDbl=function(){var e=this.x.redSqr(),t=this.y.redSqr(),r=this.z.redSqr();r=r.redIAdd(r);var i=this.curve._mulA(e),f=this.x.redAdd(this.y).redSqr().redISub(e).redISub(t),n=i.redAdd(t),d=n.redSub(r),a=i.redSub(t),c=f.redMul(d),o=n.redMul(a),s=f.redMul(a),h=d.redMul(n);return this.curve.point(c,o,h,s)},o.prototype._projDbl=function(){var e,t,r,i=this.x.redAdd(this.y).redSqr(),f=this.x.redSqr(),n=this.y.redSqr();if(this.curve.twisted){var d=(o=this.curve._mulA(f)).redAdd(n);if(this.zOne)e=i.redSub(f).redSub(n).redMul(d.redSub(this.curve.two)),t=d.redMul(o.redSub(n)),r=d.redSqr().redSub(d).redSub(d);else{var a=this.z.redSqr(),c=d.redSub(a).redISub(a);e=i.redSub(f).redISub(n).redMul(c),t=d.redMul(o.redSub(n)),r=d.redMul(c)}}else{var o=f.redAdd(n);a=this.curve._mulC(this.z).redSqr(),c=o.redSub(a).redSub(a);e=this.curve._mulC(i.redISub(o)).redMul(c),t=this.curve._mulC(o).redMul(f.redISub(n)),r=o.redMul(c)}return this.curve.point(e,t,r)},o.prototype.dbl=function(){return this.isInfinity()?this:this.curve.extended?this._extDbl():this._projDbl()},o.prototype._extAdd=function(e){var 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strict";var i=r(126),f=r(7392),n=r(88),d=r(383),a=r(377),c=n.assert,o=r(7393),s=r(7394);function h(e){if(!(this instanceof h))return new h(e);"string"==typeof e&&(c(d.hasOwnProperty(e),"Unknown curve "+e),e=d[e]),e instanceof d.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=h,h.prototype.keyPair=function(e){return new o(this,e)},h.prototype.keyFromPrivate=function(e,t){return o.fromPrivate(this,e,t)},h.prototype.keyFromPublic=function(e,t){return o.fromPublic(this,e,t)},h.prototype.genKeyPair=function(e){e||(e={});for(var t=new f({hash:this.hash,pers:e.pers,persEnc:e.persEnc||"utf8",entropy:e.entropy||a(this.hash.hmacStrength),entropyEnc:e.entropy&&e.entropyEnc||"utf8",nonce:this.n.toArray()}),r=this.n.byteLength(),n=this.n.sub(new i(2));;){var d=new i(t.generate(r));if(!(d.cmp(n)>0))return d.iaddn(1),this.keyFromPrivate(d)}},h.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},h.prototype.sign=function(e,t,r,n){"object"==typeof r&&(n=r,r=null),n||(n={}),t=this.keyFromPrivate(t,r),e=this._truncateToN(new i(e,16));for(var d=this.n.byteLength(),a=t.getPrivate().toArray("be",d),c=e.toArray("be",d),o=new f({hash:this.hash,entropy:a,nonce:c,pers:n.pers,persEnc:n.persEnc||"utf8"}),h=this.n.sub(new i(1)),u=0;;u++){var b=n.k?n.k(u):new i(o.generate(this.n.byteLength()));if(!((b=this._truncateToN(b,!0)).cmpn(1)<=0||b.cmp(h)>=0)){var l=this.g.mul(b);if(!l.isInfinity()){var p=l.getX(),m=p.umod(this.n);if(0!==m.cmpn(0)){var v=b.invm(this.n).mul(m.mul(t.getPrivate()).iadd(e));if(0!==(v=v.umod(this.n)).cmpn(0)){var y=(l.getY().isOdd()?1:0)|(0!==p.cmp(m)?2:0);return n.canonical&&v.cmp(this.nh)>0&&(v=this.n.sub(v),y^=1),new s({r:m,s:v,recoveryParam:y})}}}}}},h.prototype.verify=function(e,t,r,f){e=this._truncateToN(new i(e,16)),r=this.keyFromPublic(r,f);var n=(t=new s(t,"hex")).r,d=t.s;if(n.cmpn(1)<0||n.cmp(this.n)>=0)return!1;if(d.cmpn(1)<0||d.cmp(this.n)>=0)return!1;var a,c=d.invm(this.n),o=c.mul(e).umod(this.n),h=c.mul(n).umod(this.n);return this.curve._maxwellTrick?!(a=this.g.jmulAdd(o,r.getPublic(),h)).isInfinity()&&a.eqXToP(n):!(a=this.g.mulAdd(o,r.getPublic(),h)).isInfinity()&&0===a.getX().umod(this.n).cmp(n)},h.prototype.recoverPubKey=function(e,t,r,f){c((3&r)===r,"The recovery param is more than two bits"),t=new s(t,f);var n=this.n,d=new i(e),a=t.r,o=t.s,h=1&r,u=r>>1;if(a.cmp(this.curve.p.umod(this.curve.n))>=0&&u)throw new Error("Unable to find sencond key candinate");a=u?this.curve.pointFromX(a.add(this.curve.n),h):this.curve.pointFromX(a,h);var b=t.r.invm(n),l=n.sub(d).mul(b).umod(n),p=o.mul(b).umod(n);return this.g.mulAdd(l,a,p)},h.prototype.getKeyRecoveryParam=function(e,t,r,i){if(null!==(t=new s(t,i)).recoveryParam)return t.recoveryParam;for(var f=0;f<4;f++){var n;try{n=this.recoverPubKey(e,t,f)}catch(e){continue}if(n.eq(r))return f}throw new Error("Unable to find valid recovery factor")}},7393:function(e,t,r){"use strict";var i=r(126),f=r(88).assert;function n(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=n,n.fromPublic=function(e,t,r){return t instanceof n?t:new n(e,{pub:t,pubEnc:r})},n.fromPrivate=function(e,t,r){return t instanceof n?t:new n(e,{priv:t,privEnc:r})},n.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"}},n.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},n.prototype.getPrivate=function(e){return"hex"===e?this.priv.toString(16,2):this.priv},n.prototype._importPrivate=function(e,t){this.priv=new i(e,t||16),this.priv=this.priv.umod(this.ec.curve.n)},n.prototype._importPublic=function(e,t){if(e.x||e.y)return"mont"===this.ec.curve.type?f(e.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||f(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)},n.prototype.derive=function(e){return e.mul(this.priv).getX()},n.prototype.sign=function(e,t,r){return this.ec.sign(e,this,t,r)},n.prototype.verify=function(e,t){return this.ec.verify(e,t,this)},n.prototype.inspect=function(){return"<Key priv: "+(this.priv&&this.priv.toString(16,2))+" pub: "+(this.pub&&this.pub.inspect())+" >"}},7394:function(e,t,r){"use strict";var i=r(126),f=r(88),n=f.assert;function d(e,t){if(e instanceof d)return e;this._importDER(e,t)||(n(e.r&&e.s,"Signature without r or s"),this.r=new i(e.r,16),this.s=new i(e.s,16),void 0===e.recoveryParam?this.recoveryParam=null:this.recoveryParam=e.recoveryParam)}function a(){this.place=0}function c(e,t){var r=e[t.place++];if(!(128&r))return r;var i=15&r;if(0===i||i>4)return!1;for(var f=0,n=0,d=t.place;n<i;n++,d++)f<<=8,f|=e[d],f>>>=0;return!(f<=127)&&(t.place=d,f)}function o(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 s(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=d,d.prototype._importDER=function(e,t){e=f.toArray(e,t);var r=new a;if(48!==e[r.place++])return!1;var n=c(e,r);if(!1===n)return!1;if(n+r.place!==e.length)return!1;if(2!==e[r.place++])return!1;var d=c(e,r);if(!1===d)return!1;var o=e.slice(r.place,d+r.place);if(r.place+=d,2!==e[r.place++])return!1;var s=c(e,r);if(!1===s)return!1;if(e.length!==s+r.place)return!1;var h=e.slice(r.place,s+r.place);if(0===o[0]){if(!(128&o[1]))return!1;o=o.slice(1)}if(0===h[0]){if(!(128&h[1]))return!1;h=h.slice(1)}return this.r=new i(o),this.s=new i(h),this.recoveryParam=null,!0},d.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=o(t),r=o(r);!(r[0]||128&r[1]);)r=r.slice(1);var i=[2];s(i,t.length),(i=i.concat(t)).push(2),s(i,r.length);var n=i.concat(r),d=[48];return s(d,n.length),d=d.concat(n),f.encode(d,e)}},7395:function(e,t,r){"use strict";var i=r(384),f=r(383),n=r(88),d=n.assert,a=n.parseBytes,c=r(7396),o=r(7397);function s(e){if(d("ed25519"===e,"only tested with ed25519 so far"),!(this instanceof s))return new s(e);e=f[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=i.sha512}e.exports=s,s.prototype.sign=function(e,t){e=a(e);var r=this.keyFromSecret(t),i=this.hashInt(r.messagePrefix(),e),f=this.g.mul(i),n=this.encodePoint(f),d=this.hashInt(n,r.pubBytes(),e).mul(r.priv()),c=i.add(d).umod(this.curve.n);return this.makeSignature({R:f,S:c,Rencoded:n})},s.prototype.verify=function(e,t,r){e=a(e),t=this.makeSignature(t);var i=this.keyFromPublic(r),f=this.hashInt(t.Rencoded(),i.pubBytes(),e),n=this.g.mul(t.S());return t.R().add(i.pub().mul(f)).eq(n)},s.prototype.hashInt=function(){for(var e=this.hash(),t=0;t<arguments.length;t++)e.update(arguments[t]);return n.intFromLE(e.digest()).umod(this.curve.n)},s.prototype.keyFromPublic=function(e){return c.fromPublic(this,e)},s.prototype.keyFromSecret=function(e){return c.fromSecret(this,e)},s.prototype.makeSignature=function(e){return e instanceof o?e:new o(this,e)},s.prototype.encodePoint=function(e){var t=e.getY().toArray("le",this.encodingLength);return t[this.encodingLength-1]|=e.getX().isOdd()?128:0,t},s.prototype.decodePoint=function(e){var t=(e=n.parseBytes(e)).length-1,r=e.slice(0,t).concat(-129&e[t]),i=0!=(128&e[t]),f=n.intFromLE(r);return this.curve.pointFromY(f,i)},s.prototype.encodeInt=function(e){return e.toArray("le",this.encodingLength)},s.prototype.decodeInt=function(e){return n.intFromLE(e)},s.prototype.isPoint=function(e){return e instanceof this.pointClass}},7396:function(e,t,r){"use strict";var i=r(88),f=i.assert,n=i.parseBytes,d=i.cachedProperty;function a(e,t){this.eddsa=e,this._secret=n(t.secret),e.isPoint(t.pub)?this._pub=t.pub:this._pubBytes=n(t.pub)}a.fromPublic=function(e,t){return t instanceof a?t:new a(e,{pub:t})},a.fromSecret=function(e,t){return t instanceof a?t:new a(e,{secret:t})},a.prototype.secret=function(){return this._secret},d(a,"pubBytes",(function(){return this.eddsa.encodePoint(this.pub())})),d(a,"pub",(function(){return this._pubBytes?this.eddsa.decodePoint(this._pubBytes):this.eddsa.g.mul(this.priv())})),d(a,"privBytes",(function(){var e=this.eddsa,t=this.hash(),r=e.encodingLength-1,i=t.slice(0,e.encodingLength);return i[0]&=248,i[r]&=127,i[r]|=64,i})),d(a,"priv",(function(){return this.eddsa.decodeInt(this.privBytes())})),d(a,"hash",(function(){return this.eddsa.hash().update(this.secret()).digest()})),d(a,"messagePrefix",(function(){return this.hash().slice(this.eddsa.encodingLength)})),a.prototype.sign=function(e){return f(this._secret,"KeyPair can only verify"),this.eddsa.sign(e,this)},a.prototype.verify=function(e,t){return this.eddsa.verify(e,t,this)},a.prototype.getSecret=function(e){return f(this._secret,"KeyPair is public only"),i.encode(this.secret(),e)},a.prototype.getPublic=function(e){return i.encode(this.pubBytes(),e)},e.exports=a},7397:function(e,t,r){"use strict";var i=r(126),f=r(88),n=f.assert,d=f.cachedProperty,a=f.parseBytes;function c(e,t){this.eddsa=e,"object"!=typeof t&&(t=a(t)),Array.isArray(t)&&(t={R:t.slice(0,e.encodingLength),S:t.slice(e.encodingLength)}),n(t.R&&t.S,"Signature without R or S"),e.isPoint(t.R)&&(this._R=t.R),t.S instanceof i&&(this._S=t.S),this._Rencoded=Array.isArray(t.R)?t.R:t.Rencoded,this._Sencoded=Array.isArray(t.S)?t.S:t.Sencoded}d(c,"S",(function(){return this.eddsa.decodeInt(this.Sencoded())})),d(c,"R",(function(){return this.eddsa.decodePoint(this.Rencoded())})),d(c,"Rencoded",(function(){return this.eddsa.encodePoint(this.R())})),d(c,"Sencoded",(function(){return this.eddsa.encodeInt(this.S())})),c.prototype.toBytes=function(){return this.Rencoded().concat(this.Sencoded())},c.prototype.toHex=function(){return f.encode(this.toBytes(),"hex").toUpperCase()},e.exports=c},8246:function(e,t,r){var i=r(8247);e.exports=new i},8247:function(e,t,r){var i=r(8248),f=r(6751),n=f.each,d=f.isFunction,a=f.isArray;function c(){if(!window.matchMedia)throw new Error("matchMedia not present, legacy browsers require a polyfill");this.queries={},this.browserIsIncapable=!window.matchMedia("only all").matches}c.prototype={constructor:c,register:function(e,t,r){var f=this.queries,c=r&&this.browserIsIncapable;return f[e]||(f[e]=new i(e,c)),d(t)&&(t={match:t}),a(t)||(t=[t]),n(t,(function(t){d(t)&&(t={match:t}),f[e].addHandler(t)})),this},unregister:function(e,t){var r=this.queries[e];return r&&(t?r.removeHandler(t):(r.clear(),delete this.queries[e])),this}},e.exports=c},8248:function(e,t,r){var i=r(8249),f=r(6751).each;function n(e,t){this.query=e,this.isUnconditional=t,this.handlers=[],this.mql=window.matchMedia(e);var r=this;this.listener=function(e){r.mql=e.currentTarget||e,r.assess()},this.mql.addListener(this.listener)}n.prototype={constuctor:n,addHandler:function(e){var t=new i(e);this.handlers.push(t),this.matches()&&t.on()},removeHandler:function(e){var t=this.handlers;f(t,(function(r,i){if(r.equals(e))return r.destroy(),!t.splice(i,1)}))},matches:function(){return this.mql.matches||this.isUnconditional},clear:function(){f(this.handlers,(function(e){e.destroy()})),this.mql.removeListener(this.listener),this.handlers.length=0},assess:function(){var e=this.matches()?"on":"off";f(this.handlers,(function(t){t[e]()}))}},e.exports=n},8249:function(e,t){function r(e){this.options=e,!e.deferSetup&&this.setup()}r.prototype={constructor:r,setup:function(){this.options.setup&&this.options.setup(),this.initialised=!0},on:function(){!this.initialised&&this.setup(),this.options.match&&this.options.match()},off:function(){this.options.unmatch&&this.options.unmatch()},destroy:function(){this.options.destroy?this.options.destroy():this.off()},equals:function(e){return this.options===e||this.options.match===e}},e.exports=r},8266:function(e,t,r){"use strict";e.exports=function(e,t){var r=window.Element.prototype,i=r.matches||r.mozMatchesSelector||r.msMatchesSelector||r.oMatchesSelector||r.webkitMatchesSelector;if(!e||1!==e.nodeType)return!1;var f=e.parentNode;if(i)return i.call(e,t);for(var n=f.querySelectorAll(t),d=n.length,a=0;a<d;a++)if(n[a]===e)return!0;return!1}},88:function(e,t,r){"use strict";var i=t,f=r(126),n=r(87),d=r(3033);i.assert=n,i.toArray=d.toArray,i.zero2=d.zero2,i.toHex=d.toHex,i.encode=d.encode,i.getNAF=function(e,t,r){var i=new Array(Math.max(e.bitLength(),r)+1);i.fill(0);for(var f=1<<t+1,n=e.clone(),d=0;d<i.length;d++){var a,c=n.andln(f-1);n.isOdd()?(a=c>(f>>1)-1?(f>>1)-c:c,n.isubn(a)):a=0,i[d]=a,n.iushrn(1)}return i},i.getJSF=function(e,t){var r=[[],[]];e=e.clone(),t=t.clone();for(var i=0,f=0;e.cmpn(-i)>0||t.cmpn(-f)>0;){var n,d,a,c=e.andln(3)+i&3,o=t.andln(3)+f&3;if(3===c&&(c=-1),3===o&&(o=-1),0==(1&c))n=0;else n=3!==(a=e.andln(7)+i&7)&&5!==a||2!==o?c:-c;if(r[0].push(n),0==(1&o))d=0;else d=3!==(a=t.andln(7)+f&7)&&5!==a||2!==c?o:-o;r[1].push(d),2*i===n+1&&(i=1-i),2*f===d+1&&(f=1-f),e.iushrn(1),t.iushrn(1)}return r},i.cachedProperty=function(e,t,r){var i="_"+t;e.prototype[t]=function(){return void 0!==this[i]?this[i]:this[i]=r.call(this)}},i.parseBytes=function(e){return"string"==typeof e?i.toArray(e,"hex"):e},i.intFromLE=function(e){return new f(e,"hex","le")}}}]);