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vt=(l+(e=e+Math.imul(f,G)|0)|0)+((8191&(n=(n=n+Math.imul(f,H)|0)+Math.imul(m,G)|0))<<13)|0;l=((o=o+Math.imul(m,H)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,e=Math.imul(v,j),n=(n=Math.imul(v,z))+Math.imul(M,j)|0,o=Math.imul(M,z),e=e+Math.imul(d,G)|0,n=(n=n+Math.imul(d,H)|0)+Math.imul(p,G)|0,o=o+Math.imul(p,H)|0;var Mt=(l+(e=e+Math.imul(f,V)|0)|0)+((8191&(n=(n=n+Math.imul(f,K)|0)+Math.imul(m,V)|0))<<13)|0;l=((o=o+Math.imul(m,K)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,e=Math.imul(y,j),n=(n=Math.imul(y,z))+Math.imul(b,j)|0,o=Math.imul(b,z),e=e+Math.imul(v,G)|0,n=(n=n+Math.imul(v,H)|0)+Math.imul(M,G)|0,o=o+Math.imul(M,H)|0,e=e+Math.imul(d,V)|0,n=(n=n+Math.imul(d,K)|0)+Math.imul(p,V)|0,o=o+Math.imul(p,K)|0;var wt=(l+(e=e+Math.imul(f,J)|0)|0)+((8191&(n=(n=n+Math.imul(f,X)|0)+Math.imul(m,J)|0))<<13)|0;l=((o=o+Math.imul(m,X)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,e=Math.imul(A,j),n=(n=Math.imul(A,z))+Math.imul(N,j)|0,o=Math.imul(N,z),e=e+Math.imul(y,G)|0,n=(n=n+Math.imul(y,H)|0)+Math.imul(b,G)|0,o=o+Math.imul(b,H)|0,e=e+Math.imul(v,V)|0,n=(n=n+Math.imul(v,K)|0)+Math.imul(M,V)|0,o=o+Math.imul(M,K)|0,e=e+Math.imul(d,J)|0,n=(n=n+Math.imul(d,X)|0)+Math.imul(p,J)|0,o=o+Math.imul(p,X)|0;var yt=(l+(e=e+Math.imul(f,Q)|0)|0)+((8191&(n=(n=n+Math.imul(f,tt)|0)+Math.imul(m,Q)|0))<<13)|0;l=((o=o+Math.imul(m,tt)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,e=Math.imul(O,j),n=(n=Math.imul(O,z))+Math.imul(S,j)|0,o=Math.imul(S,z),e=e+Math.imul(A,G)|0,n=(n=n+Math.imul(A,H)|0)+Math.imul(N,G)|0,o=o+Math.imul(N,H)|0,e=e+Math.imul(y,V)|0,n=(n=n+Math.imul(y,K)|0)+Math.imul(b,V)|0,o=o+Math.imul(b,K)|0,e=e+Math.imul(v,J)|0,n=(n=n+Math.imul(v,X)|0)+Math.imul(M,J)|0,o=o+Math.imul(M,X)|0,e=e+Math.imul(d,Q)|0,n=(n=n+Math.imul(d,tt)|0)+Math.imul(p,Q)|0,o=o+Math.imul(p,tt)|0;var bt=(l+(e=e+Math.imul(f,rt)|0)|0)+((8191&(n=(n=n+Math.imul(f,et)|0)+Math.imul(m,rt)|0))<<13)|0;l=((o=o+Math.imul(m,et)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,e=Math.imul(x,j),n=(n=Math.imul(x,z))+Math.imul(B,j)|0,o=Math.imul(B,z),e=e+Math.imul(O,G)|0,n=(n=n+Math.imul(O,H)|0)+Math.imul(S,G)|0,o=o+Math.imul(S,H)|0,e=e+Math.imul(A,V)|0,n=(n=n+Math.imul(A,K)|0)+Math.imul(N,V)|0,o=o+Math.imul(N,K)|0,e=e+Math.imul(y,J)|0,n=(n=n+Math.imul(y,X)|0)+Math.imul(b,J)|0,o=o+Math.imul(b,X)|0,e=e+Math.imul(v,Q)|0,n=(n=n+Math.imul(v,tt)|0)+Math.imul(M,Q)|0,o=o+Math.imul(M,tt)|0,e=e+Math.imul(d,rt)|0,n=(n=n+Math.imul(d,et)|0)+Math.imul(p,rt)|0,o=o+Math.imul(p,et)|0;var _t=(l+(e=e+Math.imul(f,ot)|0)|0)+((8191&(n=(n=n+Math.imul(f,ht)|0)+Math.imul(m,ot)|0))<<13)|0;l=((o=o+Math.imul(m,ht)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,e=Math.imul(L,j),n=(n=Math.imul(L,z))+Math.imul(U,j)|0,o=Math.imul(U,z),e=e+Math.imul(x,G)|0,n=(n=n+Math.imul(x,H)|0)+Math.imul(B,G)|0,o=o+Math.imul(B,H)|0,e=e+Math.imul(O,V)|0,n=(n=n+Math.imul(O,K)|0)+Math.imul(S,V)|0,o=o+Math.imul(S,K)|0,e=e+Math.imul(A,J)|0,n=(n=n+Math.imul(A,X)|0)+Math.imul(N,J)|0,o=o+Math.imul(N,X)|0,e=e+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,o=o+Math.imul(b,tt)|0,e=e+Math.imul(v,rt)|0,n=(n=n+Math.imul(v,et)|0)+Math.imul(M,rt)|0,o=o+Math.imul(M,et)|0,e=e+Math.imul(d,ot)|0,n=(n=n+Math.imul(d,ht)|0)+Math.imul(p,ot)|0,o=o+Math.imul(p,ht)|0;var At=(l+(e=e+Math.imul(f,ut)|0)|0)+((8191&(n=(n=n+Math.imul(f,lt)|0)+Math.imul(m,ut)|0))<<13)|0;l=((o=o+Math.imul(m,lt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,e=Math.imul(I,j),n=(n=Math.imul(I,z))+Math.imul(T,j)|0,o=Math.imul(T,z),e=e+Math.imul(L,G)|0,n=(n=n+Math.imul(L,H)|0)+Math.imul(U,G)|0,o=o+Math.imul(U,H)|0,e=e+Math.imul(x,V)|0,n=(n=n+Math.imul(x,K)|0)+Math.imul(B,V)|0,o=o+Math.imul(B,K)|0,e=e+Math.imul(O,J)|0,n=(n=n+Math.imul(O,X)|0)+Math.imul(S,J)|0,o=o+Math.imul(S,X)|0,e=e+Math.imul(A,Q)|0,n=(n=n+Math.imul(A,tt)|0)+Math.imul(N,Q)|0,o=o+Math.imul(N,tt)|0,e=e+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,et)|0)+Math.imul(b,rt)|0,o=o+Math.imul(b,et)|0,e=e+Math.imul(v,ot)|0,n=(n=n+Math.imul(v,ht)|0)+Math.imul(M,ot)|0,o=o+Math.imul(M,ht)|0,e=e+Math.imul(d,ut)|0,n=(n=n+Math.imul(d,lt)|0)+Math.imul(p,ut)|0,o=o+Math.imul(p,lt)|0;var Nt=(l+(e=e+Math.imul(f,ft)|0)|0)+((8191&(n=(n=n+Math.imul(f,mt)|0)+Math.imul(m,ft)|0))<<13)|0;l=((o=o+Math.imul(m,mt)|0)+(n>>>13)|0)+(Nt>>>26)|0,Nt&=67108863,e=Math.imul(P,j),n=(n=Math.imul(P,z))+Math.imul(D,j)|0,o=Math.imul(D,z),e=e+Math.imul(I,G)|0,n=(n=n+Math.imul(I,H)|0)+Math.imul(T,G)|0,o=o+Math.imul(T,H)|0,e=e+Math.imul(L,V)|0,n=(n=n+Math.imul(L,K)|0)+Math.imul(U,V)|0,o=o+Math.imul(U,K)|0,e=e+Math.imul(x,J)|0,n=(n=n+Math.imul(x,X)|0)+Math.imul(B,J)|0,o=o+Math.imul(B,X)|0,e=e+Math.imul(O,Q)|0,n=(n=n+Math.imul(O,tt)|0)+Math.imul(S,Q)|0,o=o+Math.imul(S,tt)|0,e=e+Math.imul(A,rt)|0,n=(n=n+Math.imul(A,et)|0)+Math.imul(N,rt)|0,o=o+Math.imul(N,et)|0,e=e+Math.imul(y,ot)|0,n=(n=n+Math.imul(y,ht)|0)+Math.imul(b,ot)|0,o=o+Math.imul(b,ht)|0,e=e+Math.imul(v,ut)|0,n=(n=n+Math.imul(v,lt)|0)+Math.imul(M,ut)|0,o=o+Math.imul(M,lt)|0,e=e+Math.imul(d,ft)|0,n=(n=n+Math.imul(d,mt)|0)+Math.imul(p,ft)|0,o=o+Math.imul(p,mt)|0;var Et=(l+(e=e+Math.imul(f,dt)|0)|0)+((8191&(n=(n=n+Math.imul(f,pt)|0)+Math.imul(m,dt)|0))<<13)|0;l=((o=o+Math.imul(m,pt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,e=Math.imul(P,G),n=(n=Math.imul(P,H))+Math.imul(D,G)|0,o=Math.imul(D,H),e=e+Math.imul(I,V)|0,n=(n=n+Math.imul(I,K)|0)+Math.imul(T,V)|0,o=o+Math.imul(T,K)|0,e=e+Math.imul(L,J)|0,n=(n=n+Math.imul(L,X)|0)+Math.imul(U,J)|0,o=o+Math.imul(U,X)|0,e=e+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(B,Q)|0,o=o+Math.imul(B,tt)|0,e=e+Math.imul(O,rt)|0,n=(n=n+Math.imul(O,et)|0)+Math.imul(S,rt)|0,o=o+Math.imul(S,et)|0,e=e+Math.imul(A,ot)|0,n=(n=n+Math.imul(A,ht)|0)+Math.imul(N,ot)|0,o=o+Math.imul(N,ht)|0,e=e+Math.imul(y,ut)|0,n=(n=n+Math.imul(y,lt)|0)+Math.imul(b,ut)|0,o=o+Math.imul(b,lt)|0,e=e+Math.imul(v,ft)|0,n=(n=n+Math.imul(v,mt)|0)+Math.imul(M,ft)|0,o=o+Math.imul(M,mt)|0;var Ot=(l+(e=e+Math.imul(d,dt)|0)|0)+((8191&(n=(n=n+Math.imul(d,pt)|0)+Math.imul(p,dt)|0))<<13)|0;l=((o=o+Math.imul(p,pt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863,e=Math.imul(P,V),n=(n=Math.imul(P,K))+Math.imul(D,V)|0,o=Math.imul(D,K),e=e+Math.imul(I,J)|0,n=(n=n+Math.imul(I,X)|0)+Math.imul(T,J)|0,o=o+Math.imul(T,X)|0,e=e+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(U,Q)|0,o=o+Math.imul(U,tt)|0,e=e+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,et)|0)+Math.imul(B,rt)|0,o=o+Math.imul(B,et)|0,e=e+Math.imul(O,ot)|0,n=(n=n+Math.imul(O,ht)|0)+Math.imul(S,ot)|0,o=o+Math.imul(S,ht)|0,e=e+Math.imul(A,ut)|0,n=(n=n+Math.imul(A,lt)|0)+Math.imul(N,ut)|0,o=o+Math.imul(N,lt)|0,e=e+Math.imul(y,ft)|0,n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,ft)|0,o=o+Math.imul(b,mt)|0;var St=(l+(e=e+Math.imul(v,dt)|0)|0)+((8191&(n=(n=n+Math.imul(v,pt)|0)+Math.imul(M,dt)|0))<<13)|0;l=((o=o+Math.imul(M,pt)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,e=Math.imul(P,J),n=(n=Math.imul(P,X))+Math.imul(D,J)|0,o=Math.imul(D,X),e=e+Math.imul(I,Q)|0,n=(n=n+Math.imul(I,tt)|0)+Math.imul(T,Q)|0,o=o+Math.imul(T,tt)|0,e=e+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,et)|0)+Math.imul(U,rt)|0,o=o+Math.imul(U,et)|0,e=e+Math.imul(x,ot)|0,n=(n=n+Math.imul(x,ht)|0)+Math.imul(B,ot)|0,o=o+Math.imul(B,ht)|0,e=e+Math.imul(O,ut)|0,n=(n=n+Math.imul(O,lt)|0)+Math.imul(S,ut)|0,o=o+Math.imul(S,lt)|0,e=e+Math.imul(A,ft)|0,n=(n=n+Math.imul(A,mt)|0)+Math.imul(N,ft)|0,o=o+Math.imul(N,mt)|0;var kt=(l+(e=e+Math.imul(y,dt)|0)|0)+((8191&(n=(n=n+Math.imul(y,pt)|0)+Math.imul(b,dt)|0))<<13)|0;l=((o=o+Math.imul(b,pt)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,e=Math.imul(P,Q),n=(n=Math.imul(P,tt))+Math.imul(D,Q)|0,o=Math.imul(D,tt),e=e+Math.imul(I,rt)|0,n=(n=n+Math.imul(I,et)|0)+Math.imul(T,rt)|0,o=o+Math.imul(T,et)|0,e=e+Math.imul(L,ot)|0,n=(n=n+Math.imul(L,ht)|0)+Math.imul(U,ot)|0,o=o+Math.imul(U,ht)|0,e=e+Math.imul(x,ut)|0,n=(n=n+Math.imul(x,lt)|0)+Math.imul(B,ut)|0,o=o+Math.imul(B,lt)|0,e=e+Math.imul(O,ft)|0,n=(n=n+Math.imul(O,mt)|0)+Math.imul(S,ft)|0,o=o+Math.imul(S,mt)|0;var xt=(l+(e=e+Math.imul(A,dt)|0)|0)+((8191&(n=(n=n+Math.imul(A,pt)|0)+Math.imul(N,dt)|0))<<13)|0;l=((o=o+Math.imul(N,pt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,e=Math.imul(P,rt),n=(n=Math.imul(P,et))+Math.imul(D,rt)|0,o=Math.imul(D,et),e=e+Math.imul(I,ot)|0,n=(n=n+Math.imul(I,ht)|0)+Math.imul(T,ot)|0,o=o+Math.imul(T,ht)|0,e=e+Math.imul(L,ut)|0,n=(n=n+Math.imul(L,lt)|0)+Math.imul(U,ut)|0,o=o+Math.imul(U,lt)|0,e=e+Math.imul(x,ft)|0,n=(n=n+Math.imul(x,mt)|0)+Math.imul(B,ft)|0,o=o+Math.imul(B,mt)|0;var Bt=(l+(e=e+Math.imul(O,dt)|0)|0)+((8191&(n=(n=n+Math.imul(O,pt)|0)+Math.imul(S,dt)|0))<<13)|0;l=((o=o+Math.imul(S,pt)|0)+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,e=Math.imul(P,ot),n=(n=Math.imul(P,ht))+Math.imul(D,ot)|0,o=Math.imul(D,ht),e=e+Math.imul(I,ut)|0,n=(n=n+Math.imul(I,lt)|0)+Math.imul(T,ut)|0,o=o+Math.imul(T,lt)|0,e=e+Math.imul(L,ft)|0,n=(n=n+Math.imul(L,mt)|0)+Math.imul(U,ft)|0,o=o+Math.imul(U,mt)|0;var Rt=(l+(e=e+Math.imul(x,dt)|0)|0)+((8191&(n=(n=n+Math.imul(x,pt)|0)+Math.imul(B,dt)|0))<<13)|0;l=((o=o+Math.imul(B,pt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,e=Math.imul(P,ut),n=(n=Math.imul(P,lt))+Math.imul(D,ut)|0,o=Math.imul(D,lt),e=e+Math.imul(I,ft)|0,n=(n=n+Math.imul(I,mt)|0)+Math.imul(T,ft)|0,o=o+Math.imul(T,mt)|0;var Lt=(l+(e=e+Math.imul(L,dt)|0)|0)+((8191&(n=(n=n+Math.imul(L,pt)|0)+Math.imul(U,dt)|0))<<13)|0;l=((o=o+Math.imul(U,pt)|0)+(n>>>13)|0)+(Lt>>>26)|0,Lt&=67108863,e=Math.imul(P,ft),n=(n=Math.imul(P,mt))+Math.imul(D,ft)|0,o=Math.imul(D,mt);var Ut=(l+(e=e+Math.imul(I,dt)|0)|0)+((8191&(n=(n=n+Math.imul(I,pt)|0)+Math.imul(T,dt)|0))<<13)|0;l=((o=o+Math.imul(T,pt)|0)+(n>>>13)|0)+(Ut>>>26)|0,Ut&=67108863;var Ct=(l+(e=Math.imul(P,dt))|0)+((8191&(n=(n=Math.imul(P,pt))+Math.imul(D,dt)|0))<<13)|0;return l=((o=Math.imul(D,pt))+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,u[0]=gt,u[1]=vt,u[2]=Mt,u[3]=wt,u[4]=yt,u[5]=bt,u[6]=_t,u[7]=At,u[8]=Nt,u[9]=Et,u[10]=Ot,u[11]=St,u[12]=kt,u[13]=xt,u[14]=Bt,u[15]=Rt,u[16]=Lt,u[17]=Ut,u[18]=Ct,0!==l&&(u[19]=l,r.length++),r};function v(t,i,r){r.negative=i.negative^t.negative,r.length=t.length+i.length;for(var e=0,n=0,o=0;o<r.length-1;o++){var h=n;n=0;for(var s=67108863&e,u=Math.min(o,i.length-1),l=Math.max(0,o-t.length+1);l<=u;l++){var a=o-l,f=(0|t.words[a])*(0|i.words[l]),m=67108863&f;s=67108863&(m=m+s|0),n+=(h=(h=h+(f/67108864|0)|0)+(m>>>26)|0)>>>26,h&=67108863}r.words[o]=s,e=h,h=n}return 0!==e?r.words[o]=e:r.length--,r._strip()}function M(t,i,r){return v(t,i,r)}function w(t,i){this.x=t,this.y=i}Math.imul||(g=p),o.prototype.mulTo=function(t,i){var r=this.length+t.length;return 10===this.length&&10===t.length?g(this,t,i):r<63?p(this,t,i):r<1024?v(this,t,i):M(this,t,i)},w.prototype.makeRBT=function(t){for(var i=new Array(t),r=o.prototype._countBits(t)-1,e=0;e<t;e++)i[e]=this.revBin(e,r,t);return i},w.prototype.revBin=function(t,i,r){if(0===t||t===r-1)return t;for(var e=0,n=0;n<i;n++)e|=(1&t)<<i-n-1,t>>=1;return e},w.prototype.permute=function(t,i,r,e,n,o){for(var h=0;h<o;h++)e[h]=i[t[h]],n[h]=r[t[h]]},w.prototype.transform=function(t,i,r,e,n,o){this.permute(o,t,i,r,e,n);for(var h=1;h<n;h<<=1)for(var s=h<<1,u=Math.cos(2*Math.PI/s),l=Math.sin(2*Math.PI/s),a=0;a<n;a+=s)for(var f=u,m=l,c=0;c<h;c++){var d=r[a+c],p=e[a+c],g=r[a+c+h],v=e[a+c+h],M=f*g-m*v;v=f*v+m*g,g=M,r[a+c]=d+g,e[a+c]=p+v,r[a+c+h]=d-g,e[a+c+h]=p-v,c!==s&&(M=u*f-l*m,m=u*m+l*f,f=M)}},w.prototype.guessLen13b=function(t,i){var r=1|Math.max(i,t),e=1&r,n=0;for(r=r/2|0;r;r>>>=1)n++;return 1<<n+1+e},w.prototype.conjugate=function(t,i,r){if(!(r<=1))for(var e=0;e<r/2;e++){var n=t[e];t[e]=t[r-e-1],t[r-e-1]=n,n=i[e],i[e]=-i[r-e-1],i[r-e-1]=-n}},w.prototype.normalize13b=function(t,i){for(var r=0,e=0;e<i/2;e++){var n=8192*Math.round(t[2*e+1]/i)+Math.round(t[2*e]/i)+r;t[e]=67108863&n,r=n<67108864?0:n/67108864|0}return t},w.prototype.convert13b=function(t,i,r,n){for(var o=0,h=0;h<i;h++)o+=0|t[h],r[2*h]=8191&o,o>>>=13,r[2*h+1]=8191&o,o>>>=13;for(h=2*i;h<n;++h)r[h]=0;e(0===o),e(!(-8192&o))},w.prototype.stub=function(t){for(var i=new Array(t),r=0;r<t;r++)i[r]=0;return i},w.prototype.mulp=function(t,i,r){var e=2*this.guessLen13b(t.length,i.length),n=this.makeRBT(e),o=this.stub(e),h=new Array(e),s=new Array(e),u=new Array(e),l=new Array(e),a=new Array(e),f=new Array(e),m=r.words;m.length=e,this.convert13b(t.words,t.length,h,e),this.convert13b(i.words,i.length,l,e),this.transform(h,o,s,u,e,n),this.transform(l,o,a,f,e,n);for(var c=0;c<e;c++){var d=s[c]*a[c]-u[c]*f[c];u[c]=s[c]*f[c]+u[c]*a[c],s[c]=d}return this.conjugate(s,u,e),this.transform(s,u,m,o,e,n),this.conjugate(m,o,e),this.normalize13b(m,e),r.negative=t.negative^i.negative,r.length=t.length+i.length,r._strip()},o.prototype.mul=function(t){var i=new o(null);return i.words=new Array(this.length+t.length),this.mulTo(t,i)},o.prototype.mulf=function(t){var i=new o(null);return i.words=new Array(this.length+t.length),M(this,t,i)},o.prototype.imul=function(t){return this.clone().mulTo(t,this)},o.prototype.imuln=function(t){var i=t<0;i&&(t=-t),e("number"==typeof t),e(t<67108864);for(var r=0,n=0;n<this.length;n++){var o=(0|this.words[n])*t,h=(67108863&o)+(67108863&r);r>>=26,r+=o/67108864|0,r+=h>>>26,this.words[n]=67108863&h}return 0!==r&&(this.words[n]=r,this.length++),i?this.ineg():this},o.prototype.muln=function(t){return this.clone().imuln(t)},o.prototype.sqr=function(){return this.mul(this)},o.prototype.isqr=function(){return this.imul(this.clone())},o.prototype.pow=function(t){var i=function(t){for(var i=new Array(t.bitLength()),r=0;r<i.length;r++){var e=r/26|0,n=r%26;i[r]=t.words[e]>>>n&1}return i}(t);if(0===i.length)return new o(1);for(var r=this,e=0;e<i.length&&0===i[e];e++,r=r.sqr());if(++e<i.length)for(var n=r.sqr();e<i.length;e++,n=n.sqr())0!==i[e]&&(r=r.mul(n));return r},o.prototype.iushln=function(t){e("number"==typeof t&&t>=0);var i,r=t%26,n=(t-r)/26,o=67108863>>>26-r<<26-r;if(0!==r){var h=0;for(i=0;i<this.length;i++){var s=this.words[i]&o,u=(0|this.words[i])-s<<r;this.words[i]=u|h,h=s>>>26-r}h&&(this.words[i]=h,this.length++)}if(0!==n){for(i=this.length-1;i>=0;i--)this.words[i+n]=this.words[i];for(i=0;i<n;i++)this.words[i]=0;this.length+=n}return this._strip()},o.prototype.ishln=function(t){return e(0===this.negative),this.iushln(t)},o.prototype.iushrn=function(t,i,r){var n;e("number"==typeof t&&t>=0),n=i?(i-i%26)/26:0;var o=t%26,h=Math.min((t-o)/26,this.length),s=67108863^67108863>>>o<<o,u=r;if(n-=h,n=Math.max(0,n),u){for(var l=0;l<h;l++)u.words[l]=this.words[l];u.length=h}if(0===h);else if(this.length>h)for(this.length-=h,l=0;l<this.length;l++)this.words[l]=this.words[l+h];else this.words[0]=0,this.length=1;var a=0;for(l=this.length-1;l>=0&&(0!==a||l>=n);l--){var f=0|this.words[l];this.words[l]=a<<26-o|f>>>o,a=f&s}return u&&0!==a&&(u.words[u.length++]=a),0===this.length&&(this.words[0]=0,this.length=1),this._strip()},o.prototype.ishrn=function(t,i,r){return e(0===this.negative),this.iushrn(t,i,r)},o.prototype.shln=function(t){return this.clone().ishln(t)},o.prototype.ushln=function(t){return this.clone().iushln(t)},o.prototype.shrn=function(t){return this.clone().ishrn(t)},o.prototype.ushrn=function(t){return this.clone().iushrn(t)},o.prototype.testn=function(t){e("number"==typeof t&&t>=0);var i=t%26,r=(t-i)/26,n=1<<i;return!(this.length<=r)&&!!(this.words[r]&n)},o.prototype.imaskn=function(t){e("number"==typeof t&&t>=0);var i=t%26,r=(t-i)/26;if(e(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==i&&r++,this.length=Math.min(r,this.length),0!==i){var n=67108863^67108863>>>i<<i;this.words[this.length-1]&=n}return this._strip()},o.prototype.maskn=function(t){return this.clone().imaskn(t)},o.prototype.iaddn=function(t){return e("number"==typeof t),e(t<67108864),t<0?this.isubn(-t):0!==this.negative?1===this.length&&(0|this.words[0])<=t?(this.words[0]=t-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(t),this.negative=1,this):this._iaddn(t)},o.prototype._iaddn=function(t){this.words[0]+=t;for(var i=0;i<this.length&&this.words[i]>=67108864;i++)this.words[i]-=67108864,i===this.length-1?this.words[i+1]=1:this.words[i+1]++;return this.length=Math.max(this.length,i+1),this},o.prototype.isubn=function(t){if(e("number"==typeof t),e(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var i=0;i<this.length&&this.words[i]<0;i++)this.words[i]+=67108864,this.words[i+1]-=1;return this._strip()},o.prototype.addn=function(t){return this.clone().iaddn(t)},o.prototype.subn=function(t){return this.clone().isubn(t)},o.prototype.iabs=function(){return this.negative=0,this},o.prototype.abs=function(){return this.clone().iabs()},o.prototype._ishlnsubmul=function(t,i,r){var n,o,h=t.length+r;this._expand(h);var s=0;for(n=0;n<t.length;n++){o=(0|this.words[n+r])+s;var u=(0|t.words[n])*i;s=((o-=67108863&u)>>26)-(u/67108864|0),this.words[n+r]=67108863&o}for(;n<this.length-r;n++)s=(o=(0|this.words[n+r])+s)>>26,this.words[n+r]=67108863&o;if(0===s)return this._strip();for(e(-1===s),s=0,n=0;n<this.length;n++)s=(o=-(0|this.words[n])+s)>>26,this.words[n]=67108863&o;return this.negative=1,this._strip()},o.prototype._wordDiv=function(t,i){var r=(this.length,t.length),e=this.clone(),n=t,h=0|n.words[n.length-1];0!==(r=26-this._countBits(h))&&(n=n.ushln(r),e.iushln(r),h=0|n.words[n.length-1]);var s,u=e.length-n.length;if("mod"!==i){(s=new o(null)).length=u+1,s.words=new Array(s.length);for(var l=0;l<s.length;l++)s.words[l]=0}var a=e.clone()._ishlnsubmul(n,1,u);0===a.negative&&(e=a,s&&(s.words[u]=1));for(var f=u-1;f>=0;f--){var m=67108864*(0|e.words[n.length+f])+(0|e.words[n.length+f-1]);for(m=Math.min(m/h|0,67108863),e._ishlnsubmul(n,m,f);0!==e.negative;)m--,e.negative=0,e._ishlnsubmul(n,1,f),e.isZero()||(e.negative^=1);s&&(s.words[f]=m)}return s&&s._strip(),e._strip(),"div"!==i&&0!==r&&e.iushrn(r),{div:s||null,mod:e}},o.prototype.divmod=function(t,i,r){return e(!t.isZero()),this.isZero()?{div:new o(0),mod:new o(0)}:0!==this.negative&&0===t.negative?(s=this.neg().divmod(t,i),"mod"!==i&&(n=s.div.neg()),"div"!==i&&(h=s.mod.neg(),r&&0!==h.negative&&h.iadd(t)),{div:n,mod:h}):0===this.negative&&0!==t.negative?(s=this.divmod(t.neg(),i),"mod"!==i&&(n=s.div.neg()),{div:n,mod:s.mod}):this.negative&t.negative?(s=this.neg().divmod(t.neg(),i),"div"!==i&&(h=s.mod.neg(),r&&0!==h.negative&&h.isub(t)),{div:s.div,mod:h}):t.length>this.length||this.cmp(t)<0?{div:new o(0),mod:this}:1===t.length?"div"===i?{div:this.divn(t.words[0]),mod:null}:"mod"===i?{div:null,mod:new o(this.modrn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new o(this.modrn(t.words[0]))}:this._wordDiv(t,i);var n,h,s},o.prototype.div=function(t){return this.divmod(t,"div",!1).div},o.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},o.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},o.prototype.divRound=function(t){var i=this.divmod(t);if(i.mod.isZero())return i.div;var r=0!==i.div.negative?i.mod.isub(t):i.mod,e=t.ushrn(1),n=t.andln(1),o=r.cmp(e);return o<0||1===n&&0===o?i.div:0!==i.div.negative?i.div.isubn(1):i.div.iaddn(1)},o.prototype.modrn=function(t){var i=t<0;i&&(t=-t),e(t<=67108863);for(var r=(1<<26)%t,n=0,o=this.length-1;o>=0;o--)n=(r*n+(0|this.words[o]))%t;return i?-n:n},o.prototype.modn=function(t){return this.modrn(t)},o.prototype.idivn=function(t){var i=t<0;i&&(t=-t),e(t<=67108863);for(var r=0,n=this.length-1;n>=0;n--){var o=(0|this.words[n])+67108864*r;this.words[n]=o/t|0,r=o%t}return this._strip(),i?this.ineg():this},o.prototype.divn=function(t){return this.clone().idivn(t)},o.prototype.egcd=function(t){e(0===t.negative),e(!t.isZero());var i=this,r=t.clone();i=0!==i.negative?i.umod(t):i.clone();for(var n=new o(1),h=new o(0),s=new o(0),u=new o(1),l=0;i.isEven()&&r.isEven();)i.iushrn(1),r.iushrn(1),++l;for(var a=r.clone(),f=i.clone();!i.isZero();){for(var m=0,c=1;!(i.words[0]&c)&&m<26;++m,c<<=1);if(m>0)for(i.iushrn(m);m-- >0;)(n.isOdd()||h.isOdd())&&(n.iadd(a),h.isub(f)),n.iushrn(1),h.iushrn(1);for(var d=0,p=1;!(r.words[0]&p)&&d<26;++d,p<<=1);if(d>0)for(r.iushrn(d);d-- >0;)(s.isOdd()||u.isOdd())&&(s.iadd(a),u.isub(f)),s.iushrn(1),u.iushrn(1);i.cmp(r)>=0?(i.isub(r),n.isub(s),h.isub(u)):(r.isub(i),s.isub(n),u.isub(h))}return{a:s,b:u,gcd:r.iushln(l)}},o.prototype._invmp=function(t){e(0===t.negative),e(!t.isZero());var i=this,r=t.clone();i=0!==i.negative?i.umod(t):i.clone();for(var n,h=new o(1),s=new o(0),u=r.clone();i.cmpn(1)>0&&r.cmpn(1)>0;){for(var l=0,a=1;!(i.words[0]&a)&&l<26;++l,a<<=1);if(l>0)for(i.iushrn(l);l-- >0;)h.isOdd()&&h.iadd(u),h.iushrn(1);for(var f=0,m=1;!(r.words[0]&m)&&f<26;++f,m<<=1);if(f>0)for(r.iushrn(f);f-- >0;)s.isOdd()&&s.iadd(u),s.iushrn(1);i.cmp(r)>=0?(i.isub(r),h.isub(s)):(r.isub(i),s.isub(h))}return(n=0===i.cmpn(1)?h:s).cmpn(0)<0&&n.iadd(t),n},o.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var i=this.clone(),r=t.clone();i.negative=0,r.negative=0;for(var e=0;i.isEven()&&r.isEven();e++)i.iushrn(1),r.iushrn(1);for(;;){for(;i.isEven();)i.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=i.cmp(r);if(n<0){var o=i;i=r,r=o}else if(0===n||0===r.cmpn(1))break;i.isub(r)}return r.iushln(e)},o.prototype.invm=function(t){return this.egcd(t).a.umod(t)},o.prototype.isEven=function(){return!(1&this.words[0])},o.prototype.isOdd=function(){return!(1&~this.words[0])},o.prototype.andln=function(t){return this.words[0]&t},o.prototype.bincn=function(t){e("number"==typeof t);var i=t%26,r=(t-i)/26,n=1<<i;if(this.length<=r)return this._expand(r+1),this.words[r]|=n,this;for(var o=n,h=r;0!==o&&h<this.length;h++){var s=0|this.words[h];o=(s+=o)>>>26,s&=67108863,this.words[h]=s}return 0!==o&&(this.words[h]=o,this.length++),this},o.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},o.prototype.cmpn=function(t){var i,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this._strip(),this.length>1)i=1;else{r&&(t=-t),e(t<=67108863,"Number is too big");var n=0|this.words[0];i=n===t?0:n<t?-1:1}return 0!==this.negative?0|-i:i},o.prototype.cmp=function(t){if(0!==this.negative&&0===t.negative)return-1;if(0===this.negative&&0!==t.negative)return 1;var i=this.ucmp(t);return 0!==this.negative?0|-i:i},o.prototype.ucmp=function(t){if(this.length>t.length)return 1;if(this.length<t.length)return-1;for(var i=0,r=this.length-1;r>=0;r--){var e=0|this.words[r],n=0|t.words[r];if(e!==n){e<n?i=-1:e>n&&(i=1);break}}return i},o.prototype.gtn=function(t){return 1===this.cmpn(t)},o.prototype.gt=function(t){return 1===this.cmp(t)},o.prototype.gten=function(t){return this.cmpn(t)>=0},o.prototype.gte=function(t){return this.cmp(t)>=0},o.prototype.ltn=function(t){return-1===this.cmpn(t)},o.prototype.lt=function(t){return-1===this.cmp(t)},o.prototype.lten=function(t){return this.cmpn(t)<=0},o.prototype.lte=function(t){return this.cmp(t)<=0},o.prototype.eqn=function(t){return 0===this.cmpn(t)},o.prototype.eq=function(t){return 0===this.cmp(t)},o.red=function(t){return new O(t)},o.prototype.toRed=function(t){return e(!this.red,"Already a number in reduction context"),e(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},o.prototype.fromRed=function(){return e(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},o.prototype._forceRed=function(t){return this.red=t,this},o.prototype.forceRed=function(t){return e(!this.red,"Already a number in reduction context"),this._forceRed(t)},o.prototype.redAdd=function(t){return e(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},o.prototype.redIAdd=function(t){return e(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},o.prototype.redSub=function(t){return e(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},o.prototype.redISub=function(t){return e(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},o.prototype.redShl=function(t){return e(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},o.prototype.redMul=function(t){return e(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},o.prototype.redIMul=function(t){return e(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},o.prototype.redSqr=function(){return e(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},o.prototype.redISqr=function(){return e(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},o.prototype.redSqrt=function(){return e(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},o.prototype.redInvm=function(){return e(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},o.prototype.redNeg=function(){return e(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},o.prototype.redPow=function(t){return e(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,i){this.name=t,this.p=new o(i,16),this.n=this.p.bitLength(),this.k=new o(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function _(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function A(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function N(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function E(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function O(t){if("string"==typeof t){var i=o._prime(t);this.m=i.p,this.prime=i}else e(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function S(t){O.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new o(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)}b.prototype._tmp=function(){var t=new o(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var i,r=t;do{this.split(r,this.tmp),i=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(i>this.n);var e=i<this.n?-1:r.ucmp(this.p);return 0===e?(r.words[0]=0,r.length=1):e>0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,i){t.iushrn(this.n,0,i)},b.prototype.imulK=function(t){return t.imul(this.k)},n(_,b),_.prototype.split=function(t,i){for(var r=4194303,e=Math.min(t.length,9),n=0;n<e;n++)i.words[n]=t.words[n];if(i.length=e,t.length<=9)return t.words[0]=0,void(t.length=1);var o=t.words[9];for(i.words[i.length++]=o&r,n=10;n<t.length;n++){var h=0|t.words[n];t.words[n-10]=(h&r)<<4|o>>>22,o=h}o>>>=22,t.words[n-10]=o,0===o&&t.length>10?t.length-=10:t.length-=9},_.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var i=0,r=0;r<t.length;r++){var e=0|t.words[r];i+=977*e,t.words[r]=67108863&i,i=64*e+(i/67108864|0)}return 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