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0==(8191&t)&&(r+=13,t>>>=13),0==(127&t)&&(r+=7,t>>>=7),0==(15&t)&&(r+=4,t>>>=4),0==(3&t)&&(r+=2,t>>>=2),0==(1&t)&&r++,r},a.prototype.bitLength=function(){var e=this.words[this.length-1],t=this._countBits(e);return 26*(this.length-1)+t},a.prototype.zeroBits=function(){if(this.isZero())return 0;for(var e=0,t=0;te.length?this.clone().ior(e):e.clone().ior(this)},a.prototype.uor=function(e){return this.length>e.length?this.clone().iuor(e):e.clone().iuor(this)},a.prototype.iuand=function(e){var t;t=this.length>e.length?e:this;for(var r=0;re.length?this.clone().iand(e):e.clone().iand(this)},a.prototype.uand=function(e){return this.length>e.length?this.clone().iuand(e):e.clone().iuand(this)},a.prototype.iuxor=function(e){var t,r;this.length>e.length?(t=this,r=e):(t=e,r=this);for(var n=0;ne.length?this.clone().ixor(e):e.clone().ixor(this)},a.prototype.uxor=function(e){return this.length>e.length?this.clone().iuxor(e):e.clone().iuxor(this)},a.prototype.inotn=function(e){i("number"==typeof e&&e>=0);var t=0|Math.ceil(e/26),r=e%26;this._expand(t),r>0&&t--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},a.prototype.notn=function(e){return this.clone().inotn(e)},a.prototype.setn=function(e,t){i("number"==typeof e&&e>=0);var r=e/26|0,n=e%26;return this._expand(r+1),this.words[r]=t?this.words[r]|1<e.length?(r=this,n=e):(r=e,n=this);for(var i=0,o=0;o>>26;for(;0!==i&&o>>26;if(this.length=r.length,0!==i)this.words[this.length]=i,this.length++;else if(r!==this)for(;oe.length?this.clone().iadd(e):e.clone().iadd(this)},a.prototype.isub=function(e){if(0!==e.negative){e.negative=0;var t=this.iadd(e);return e.negative=1,t._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(e),this.negative=1,this._normSign();var r,n,i=this.cmp(e);if(0===i)return this.negative=0,this.length=1,this.words[0]=0,this;i>0?(r=this,n=e):(r=e,n=this);for(var o=0,a=0;a>26,this.words[a]=67108863&t;for(;0!==o&&a>26,this.words[a]=67108863&t;if(0===o&&a>>13,l=0|a[1],p=8191&l,b=l>>>13,m=0|a[2],v=8191&m,y=m>>>13,g=0|a[3],w=8191&g,_=g>>>13,k=0|a[4],M=8191&k,S=k>>>13,A=0|a[5],x=8191&A,E=A>>>13,O=0|a[6],P=8191&O,R=O>>>13,j=0|a[7],I=8191&j,T=j>>>13,B=0|a[8],C=8191&B,U=B>>>13,N=0|a[9],L=8191&N,q=N>>>13,F=0|s[0],D=8191&F,z=F>>>13,H=0|s[1],K=8191&H,W=H>>>13,V=0|s[2],G=8191&V,Z=V>>>13,J=0|s[3],X=8191&J,Y=J>>>13,$=0|s[4],Q=8191&$,ee=$>>>13,te=0|s[5],re=8191&te,ne=te>>>13,ie=0|s[6],oe=8191&ie,ae=ie>>>13,se=0|s[7],ue=8191&se,fe=se>>>13,ce=0|s[8],he=8191&ce,de=ce>>>13,le=0|s[9],pe=8191&le,be=le>>>13;r.negative=e.negative^t.negative,r.length=19;var me=(f+(n=Math.imul(h,D))|0)+((8191&(i=(i=Math.imul(h,z))+Math.imul(d,D)|0))<<13)|0;f=((o=Math.imul(d,z))+(i>>>13)|0)+(me>>>26)|0,me&=67108863,n=Math.imul(p,D),i=(i=Math.imul(p,z))+Math.imul(b,D)|0,o=Math.imul(b,z);var ve=(f+(n=n+Math.imul(h,K)|0)|0)+((8191&(i=(i=i+Math.imul(h,W)|0)+Math.imul(d,K)|0))<<13)|0;f=((o=o+Math.imul(d,W)|0)+(i>>>13)|0)+(ve>>>26)|0,ve&=67108863,n=Math.imul(v,D),i=(i=Math.imul(v,z))+Math.imul(y,D)|0,o=Math.imul(y,z),n=n+Math.imul(p,K)|0,i=(i=i+Math.imul(p,W)|0)+Math.imul(b,K)|0,o=o+Math.imul(b,W)|0;var ye=(f+(n=n+Math.imul(h,G)|0)|0)+((8191&(i=(i=i+Math.imul(h,Z)|0)+Math.imul(d,G)|0))<<13)|0;f=((o=o+Math.imul(d,Z)|0)+(i>>>13)|0)+(ye>>>26)|0,ye&=67108863,n=Math.imul(w,D),i=(i=Math.imul(w,z))+Math.imul(_,D)|0,o=Math.imul(_,z),n=n+Math.imul(v,K)|0,i=(i=i+Math.imul(v,W)|0)+Math.imul(y,K)|0,o=o+Math.imul(y,W)|0,n=n+Math.imul(p,G)|0,i=(i=i+Math.imul(p,Z)|0)+Math.imul(b,G)|0,o=o+Math.imul(b,Z)|0;var ge=(f+(n=n+Math.imul(h,X)|0)|0)+((8191&(i=(i=i+Math.imul(h,Y)|0)+Math.imul(d,X)|0))<<13)|0;f=((o=o+Math.imul(d,Y)|0)+(i>>>13)|0)+(ge>>>26)|0,ge&=67108863,n=Math.imul(M,D),i=(i=Math.imul(M,z))+Math.imul(S,D)|0,o=Math.imul(S,z),n=n+Math.imul(w,K)|0,i=(i=i+Math.imul(w,W)|0)+Math.imul(_,K)|0,o=o+Math.imul(_,W)|0,n=n+Math.imul(v,G)|0,i=(i=i+Math.imul(v,Z)|0)+Math.imul(y,G)|0,o=o+Math.imul(y,Z)|0,n=n+Math.imul(p,X)|0,i=(i=i+Math.imul(p,Y)|0)+Math.imul(b,X)|0,o=o+Math.imul(b,Y)|0;var we=(f+(n=n+Math.imul(h,Q)|0)|0)+((8191&(i=(i=i+Math.imul(h,ee)|0)+Math.imul(d,Q)|0))<<13)|0;f=((o=o+Math.imul(d,ee)|0)+(i>>>13)|0)+(we>>>26)|0,we&=67108863,n=Math.imul(x,D),i=(i=Math.imul(x,z))+Math.imul(E,D)|0,o=Math.imul(E,z),n=n+Math.imul(M,K)|0,i=(i=i+Math.imul(M,W)|0)+Math.imul(S,K)|0,o=o+Math.imul(S,W)|0,n=n+Math.imul(w,G)|0,i=(i=i+Math.imul(w,Z)|0)+Math.imul(_,G)|0,o=o+Math.imul(_,Z)|0,n=n+Math.imul(v,X)|0,i=(i=i+Math.imul(v,Y)|0)+Math.imul(y,X)|0,o=o+Math.imul(y,Y)|0,n=n+Math.imul(p,Q)|0,i=(i=i+Math.imul(p,ee)|0)+Math.imul(b,Q)|0,o=o+Math.imul(b,ee)|0;var _e=(f+(n=n+Math.imul(h,re)|0)|0)+((8191&(i=(i=i+Math.imul(h,ne)|0)+Math.imul(d,re)|0))<<13)|0;f=((o=o+Math.imul(d,ne)|0)+(i>>>13)|0)+(_e>>>26)|0,_e&=67108863,n=Math.imul(P,D),i=(i=Math.imul(P,z))+Math.imul(R,D)|0,o=Math.imul(R,z),n=n+Math.imul(x,K)|0,i=(i=i+Math.imul(x,W)|0)+Math.imul(E,K)|0,o=o+Math.imul(E,W)|0,n=n+Math.imul(M,G)|0,i=(i=i+Math.imul(M,Z)|0)+Math.imul(S,G)|0,o=o+Math.imul(S,Z)|0,n=n+Math.imul(w,X)|0,i=(i=i+Math.imul(w,Y)|0)+Math.imul(_,X)|0,o=o+Math.imul(_,Y)|0,n=n+Math.imul(v,Q)|0,i=(i=i+Math.imul(v,ee)|0)+Math.imul(y,Q)|0,o=o+Math.imul(y,ee)|0,n=n+Math.imul(p,re)|0,i=(i=i+Math.imul(p,ne)|0)+Math.imul(b,re)|0,o=o+Math.imul(b,ne)|0;var ke=(f+(n=n+Math.imul(h,oe)|0)|0)+((8191&(i=(i=i+Math.imul(h,ae)|0)+Math.imul(d,oe)|0))<<13)|0;f=((o=o+Math.imul(d,ae)|0)+(i>>>13)|0)+(ke>>>26)|0,ke&=67108863,n=Math.imul(I,D),i=(i=Math.imul(I,z))+Math.imul(T,D)|0,o=Math.imul(T,z),n=n+Math.imul(P,K)|0,i=(i=i+Math.imul(P,W)|0)+Math.imul(R,K)|0,o=o+Math.imul(R,W)|0,n=n+Math.imul(x,G)|0,i=(i=i+Math.imul(x,Z)|0)+Math.imul(E,G)|0,o=o+Math.imul(E,Z)|0,n=n+Math.imul(M,X)|0,i=(i=i+Math.imul(M,Y)|0)+Math.imul(S,X)|0,o=o+Math.imul(S,Y)|0,n=n+Math.imul(w,Q)|0,i=(i=i+Math.imul(w,ee)|0)+Math.imul(_,Q)|0,o=o+Math.imul(_,ee)|0,n=n+Math.imul(v,re)|0,i=(i=i+Math.imul(v,ne)|0)+Math.imul(y,re)|0,o=o+Math.imul(y,ne)|0,n=n+Math.imul(p,oe)|0,i=(i=i+Math.imul(p,ae)|0)+Math.imul(b,oe)|0,o=o+Math.imul(b,ae)|0;var Me=(f+(n=n+Math.imul(h,ue)|0)|0)+((8191&(i=(i=i+Math.imul(h,fe)|0)+Math.imul(d,ue)|0))<<13)|0;f=((o=o+Math.imul(d,fe)|0)+(i>>>13)|0)+(Me>>>26)|0,Me&=67108863,n=Math.imul(C,D),i=(i=Math.imul(C,z))+Math.imul(U,D)|0,o=Math.imul(U,z),n=n+Math.imul(I,K)|0,i=(i=i+Math.imul(I,W)|0)+Math.imul(T,K)|0,o=o+Math.imul(T,W)|0,n=n+Math.imul(P,G)|0,i=(i=i+Math.imul(P,Z)|0)+Math.imul(R,G)|0,o=o+Math.imul(R,Z)|0,n=n+Math.imul(x,X)|0,i=(i=i+Math.imul(x,Y)|0)+Math.imul(E,X)|0,o=o+Math.imul(E,Y)|0,n=n+Math.imul(M,Q)|0,i=(i=i+Math.imul(M,ee)|0)+Math.imul(S,Q)|0,o=o+Math.imul(S,ee)|0,n=n+Math.imul(w,re)|0,i=(i=i+Math.imul(w,ne)|0)+Math.imul(_,re)|0,o=o+Math.imul(_,ne)|0,n=n+Math.imul(v,oe)|0,i=(i=i+Math.imul(v,ae)|0)+Math.imul(y,oe)|0,o=o+Math.imul(y,ae)|0,n=n+Math.imul(p,ue)|0,i=(i=i+Math.imul(p,fe)|0)+Math.imul(b,ue)|0,o=o+Math.imul(b,fe)|0;var Se=(f+(n=n+Math.imul(h,he)|0)|0)+((8191&(i=(i=i+Math.imul(h,de)|0)+Math.imul(d,he)|0))<<13)|0;f=((o=o+Math.imul(d,de)|0)+(i>>>13)|0)+(Se>>>26)|0,Se&=67108863,n=Math.imul(L,D),i=(i=Math.imul(L,z))+Math.imul(q,D)|0,o=Math.imul(q,z),n=n+Math.imul(C,K)|0,i=(i=i+Math.imul(C,W)|0)+Math.imul(U,K)|0,o=o+Math.imul(U,W)|0,n=n+Math.imul(I,G)|0,i=(i=i+Math.imul(I,Z)|0)+Math.imul(T,G)|0,o=o+Math.imul(T,Z)|0,n=n+Math.imul(P,X)|0,i=(i=i+Math.imul(P,Y)|0)+Math.imul(R,X)|0,o=o+Math.imul(R,Y)|0,n=n+Math.imul(x,Q)|0,i=(i=i+Math.imul(x,ee)|0)+Math.imul(E,Q)|0,o=o+Math.imul(E,ee)|0,n=n+Math.imul(M,re)|0,i=(i=i+Math.imul(M,ne)|0)+Math.imul(S,re)|0,o=o+Math.imul(S,ne)|0,n=n+Math.imul(w,oe)|0,i=(i=i+Math.imul(w,ae)|0)+Math.imul(_,oe)|0,o=o+Math.imul(_,ae)|0,n=n+Math.imul(v,ue)|0,i=(i=i+Math.imul(v,fe)|0)+Math.imul(y,ue)|0,o=o+Math.imul(y,fe)|0,n=n+Math.imul(p,he)|0,i=(i=i+Math.imul(p,de)|0)+Math.imul(b,he)|0,o=o+Math.imul(b,de)|0;var Ae=(f+(n=n+Math.imul(h,pe)|0)|0)+((8191&(i=(i=i+Math.imul(h,be)|0)+Math.imul(d,pe)|0))<<13)|0;f=((o=o+Math.imul(d,be)|0)+(i>>>13)|0)+(Ae>>>26)|0,Ae&=67108863,n=Math.imul(L,K),i=(i=Math.imul(L,W))+Math.imul(q,K)|0,o=Math.imul(q,W),n=n+Math.imul(C,G)|0,i=(i=i+Math.imul(C,Z)|0)+Math.imul(U,G)|0,o=o+Math.imul(U,Z)|0,n=n+Math.imul(I,X)|0,i=(i=i+Math.imul(I,Y)|0)+Math.imul(T,X)|0,o=o+Math.imul(T,Y)|0,n=n+Math.imul(P,Q)|0,i=(i=i+Math.imul(P,ee)|0)+Math.imul(R,Q)|0,o=o+Math.imul(R,ee)|0,n=n+Math.imul(x,re)|0,i=(i=i+Math.imul(x,ne)|0)+Math.imul(E,re)|0,o=o+Math.imul(E,ne)|0,n=n+Math.imul(M,oe)|0,i=(i=i+Math.imul(M,ae)|0)+Math.imul(S,oe)|0,o=o+Math.imul(S,ae)|0,n=n+Math.imul(w,ue)|0,i=(i=i+Math.imul(w,fe)|0)+Math.imul(_,ue)|0,o=o+Math.imul(_,fe)|0,n=n+Math.imul(v,he)|0,i=(i=i+Math.imul(v,de)|0)+Math.imul(y,he)|0,o=o+Math.imul(y,de)|0;var xe=(f+(n=n+Math.imul(p,pe)|0)|0)+((8191&(i=(i=i+Math.imul(p,be)|0)+Math.imul(b,pe)|0))<<13)|0;f=((o=o+Math.imul(b,be)|0)+(i>>>13)|0)+(xe>>>26)|0,xe&=67108863,n=Math.imul(L,G),i=(i=Math.imul(L,Z))+Math.imul(q,G)|0,o=Math.imul(q,Z),n=n+Math.imul(C,X)|0,i=(i=i+Math.imul(C,Y)|0)+Math.imul(U,X)|0,o=o+Math.imul(U,Y)|0,n=n+Math.imul(I,Q)|0,i=(i=i+Math.imul(I,ee)|0)+Math.imul(T,Q)|0,o=o+Math.imul(T,ee)|0,n=n+Math.imul(P,re)|0,i=(i=i+Math.imul(P,ne)|0)+Math.imul(R,re)|0,o=o+Math.imul(R,ne)|0,n=n+Math.imul(x,oe)|0,i=(i=i+Math.imul(x,ae)|0)+Math.imul(E,oe)|0,o=o+Math.imul(E,ae)|0,n=n+Math.imul(M,ue)|0,i=(i=i+Math.imul(M,fe)|0)+Math.imul(S,ue)|0,o=o+Math.imul(S,fe)|0,n=n+Math.imul(w,he)|0,i=(i=i+Math.imul(w,de)|0)+Math.imul(_,he)|0,o=o+Math.imul(_,de)|0;var Ee=(f+(n=n+Math.imul(v,pe)|0)|0)+((8191&(i=(i=i+Math.imul(v,be)|0)+Math.imul(y,pe)|0))<<13)|0;f=((o=o+Math.imul(y,be)|0)+(i>>>13)|0)+(Ee>>>26)|0,Ee&=67108863,n=Math.imul(L,X),i=(i=Math.imul(L,Y))+Math.imul(q,X)|0,o=Math.imul(q,Y),n=n+Math.imul(C,Q)|0,i=(i=i+Math.imul(C,ee)|0)+Math.imul(U,Q)|0,o=o+Math.imul(U,ee)|0,n=n+Math.imul(I,re)|0,i=(i=i+Math.imul(I,ne)|0)+Math.imul(T,re)|0,o=o+Math.imul(T,ne)|0,n=n+Math.imul(P,oe)|0,i=(i=i+Math.imul(P,ae)|0)+Math.imul(R,oe)|0,o=o+Math.imul(R,ae)|0,n=n+Math.imul(x,ue)|0,i=(i=i+Math.imul(x,fe)|0)+Math.imul(E,ue)|0,o=o+Math.imul(E,fe)|0,n=n+Math.imul(M,he)|0,i=(i=i+Math.imul(M,de)|0)+Math.imul(S,he)|0,o=o+Math.imul(S,de)|0;var Oe=(f+(n=n+Math.imul(w,pe)|0)|0)+((8191&(i=(i=i+Math.imul(w,be)|0)+Math.imul(_,pe)|0))<<13)|0;f=((o=o+Math.imul(_,be)|0)+(i>>>13)|0)+(Oe>>>26)|0,Oe&=67108863,n=Math.imul(L,Q),i=(i=Math.imul(L,ee))+Math.imul(q,Q)|0,o=Math.imul(q,ee),n=n+Math.imul(C,re)|0,i=(i=i+Math.imul(C,ne)|0)+Math.imul(U,re)|0,o=o+Math.imul(U,ne)|0,n=n+Math.imul(I,oe)|0,i=(i=i+Math.imul(I,ae)|0)+Math.imul(T,oe)|0,o=o+Math.imul(T,ae)|0,n=n+Math.imul(P,ue)|0,i=(i=i+Math.imul(P,fe)|0)+Math.imul(R,ue)|0,o=o+Math.imul(R,fe)|0,n=n+Math.imul(x,he)|0,i=(i=i+Math.imul(x,de)|0)+Math.imul(E,he)|0,o=o+Math.imul(E,de)|0;var Pe=(f+(n=n+Math.imul(M,pe)|0)|0)+((8191&(i=(i=i+Math.imul(M,be)|0)+Math.imul(S,pe)|0))<<13)|0;f=((o=o+Math.imul(S,be)|0)+(i>>>13)|0)+(Pe>>>26)|0,Pe&=67108863,n=Math.imul(L,re),i=(i=Math.imul(L,ne))+Math.imul(q,re)|0,o=Math.imul(q,ne),n=n+Math.imul(C,oe)|0,i=(i=i+Math.imul(C,ae)|0)+Math.imul(U,oe)|0,o=o+Math.imul(U,ae)|0,n=n+Math.imul(I,ue)|0,i=(i=i+Math.imul(I,fe)|0)+Math.imul(T,ue)|0,o=o+Math.imul(T,fe)|0,n=n+Math.imul(P,he)|0,i=(i=i+Math.imul(P,de)|0)+Math.imul(R,he)|0,o=o+Math.imul(R,de)|0;var Re=(f+(n=n+Math.imul(x,pe)|0)|0)+((8191&(i=(i=i+Math.imul(x,be)|0)+Math.imul(E,pe)|0))<<13)|0;f=((o=o+Math.imul(E,be)|0)+(i>>>13)|0)+(Re>>>26)|0,Re&=67108863,n=Math.imul(L,oe),i=(i=Math.imul(L,ae))+Math.imul(q,oe)|0,o=Math.imul(q,ae),n=n+Math.imul(C,ue)|0,i=(i=i+Math.imul(C,fe)|0)+Math.imul(U,ue)|0,o=o+Math.imul(U,fe)|0,n=n+Math.imul(I,he)|0,i=(i=i+Math.imul(I,de)|0)+Math.imul(T,he)|0,o=o+Math.imul(T,de)|0;var je=(f+(n=n+Math.imul(P,pe)|0)|0)+((8191&(i=(i=i+Math.imul(P,be)|0)+Math.imul(R,pe)|0))<<13)|0;f=((o=o+Math.imul(R,be)|0)+(i>>>13)|0)+(je>>>26)|0,je&=67108863,n=Math.imul(L,ue),i=(i=Math.imul(L,fe))+Math.imul(q,ue)|0,o=Math.imul(q,fe),n=n+Math.imul(C,he)|0,i=(i=i+Math.imul(C,de)|0)+Math.imul(U,he)|0,o=o+Math.imul(U,de)|0;var Ie=(f+(n=n+Math.imul(I,pe)|0)|0)+((8191&(i=(i=i+Math.imul(I,be)|0)+Math.imul(T,pe)|0))<<13)|0;f=((o=o+Math.imul(T,be)|0)+(i>>>13)|0)+(Ie>>>26)|0,Ie&=67108863,n=Math.imul(L,he),i=(i=Math.imul(L,de))+Math.imul(q,he)|0,o=Math.imul(q,de);var Te=(f+(n=n+Math.imul(C,pe)|0)|0)+((8191&(i=(i=i+Math.imul(C,be)|0)+Math.imul(U,pe)|0))<<13)|0;f=((o=o+Math.imul(U,be)|0)+(i>>>13)|0)+(Te>>>26)|0,Te&=67108863;var Be=(f+(n=Math.imul(L,pe))|0)+((8191&(i=(i=Math.imul(L,be))+Math.imul(q,pe)|0))<<13)|0;return f=((o=Math.imul(q,be))+(i>>>13)|0)+(Be>>>26)|0,Be&=67108863,u[0]=me,u[1]=ve,u[2]=ye,u[3]=ge,u[4]=we,u[5]=_e,u[6]=ke,u[7]=Me,u[8]=Se,u[9]=Ae,u[10]=xe,u[11]=Ee,u[12]=Oe,u[13]=Pe,u[14]=Re,u[15]=je,u[16]=Ie,u[17]=Te,u[18]=Be,0!==f&&(u[19]=f,r.length++),r};function m(e,t,r){return(new v).mulp(e,t,r)}function v(e,t){this.x=e,this.y=t}Math.imul||(b=p),a.prototype.mulTo=function(e,t){var r=this.length+e.length;return 10===this.length&&10===e.length?b(this,e,t):r<63?p(this,e,t):r<1024?function(e,t,r){r.negative=t.negative^e.negative,r.length=e.length+t.length;for(var n=0,i=0,o=0;o>>26)|0)>>>26,a&=67108863}r.words[o]=s,n=a,a=i}return 0!==n?r.words[o]=n:r.length--,r.strip()}(this,e,t):m(this,e,t)},v.prototype.makeRBT=function(e){for(var t=new Array(e),r=a.prototype._countBits(e)-1,n=0;n>=1;return n},v.prototype.permute=function(e,t,r,n,i,o){for(var a=0;a>>=1)i++;return 1<>>=13,r[2*a+1]=8191&o,o>>>=13;for(a=2*t;a>=26,t+=n/67108864|0,t+=o>>>26,this.words[r]=67108863&o}return 0!==t&&(this.words[r]=t,this.length++),this},a.prototype.muln=function(e){return this.clone().imuln(e)},a.prototype.sqr=function(){return this.mul(this)},a.prototype.isqr=function(){return this.imul(this.clone())},a.prototype.pow=function(e){var t=function(e){for(var t=new Array(e.bitLength()),r=0;r>>i}return t}(e);if(0===t.length)return new a(1);for(var r=this,n=0;n=0);var t,r=e%26,n=(e-r)/26,o=67108863>>>26-r<<26-r;if(0!==r){var a=0;for(t=0;t>>26-r}a&&(this.words[t]=a,this.length++)}if(0!==n){for(t=this.length-1;t>=0;t--)this.words[t+n]=this.words[t];for(t=0;t=0),n=t?(t-t%26)/26:0;var o=e%26,a=Math.min((e-o)/26,this.length),s=67108863^67108863>>>o<a)for(this.length-=a,f=0;f=0&&(0!==c||f>=n);f--){var h=0|this.words[f];this.words[f]=c<<26-o|h>>>o,c=h&s}return u&&0!==c&&(u.words[u.length++]=c),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},a.prototype.ishrn=function(e,t,r){return i(0===this.negative),this.iushrn(e,t,r)},a.prototype.shln=function(e){return this.clone().ishln(e)},a.prototype.ushln=function(e){return this.clone().iushln(e)},a.prototype.shrn=function(e){return this.clone().ishrn(e)},a.prototype.ushrn=function(e){return this.clone().iushrn(e)},a.prototype.testn=function(e){i("number"==typeof e&&e>=0);var t=e%26,r=(e-t)/26,n=1<=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 n=67108863^67108863>>>t<=67108864;t++)this.words[t]-=67108864,t===this.length-1?this.words[t+1]=1:this.words[t+1]++;return this.length=Math.max(this.length,t+1),this},a.prototype.isubn=function(e){if(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>26)-(u/67108864|0),this.words[n+r]=67108863&o}for(;n>26,this.words[n+r]=67108863&o;if(0===s)return this.strip();for(i(-1===s),s=0,n=0;n>26,this.words[n]=67108863&o;return this.negative=1,this.strip()},a.prototype._wordDiv=function(e,t){var r=(this.length,e.length),n=this.clone(),i=e,o=0|i.words[i.length-1];0!==(r=26-this._countBits(o))&&(i=i.ushln(r),n.iushln(r),o=0|i.words[i.length-1]);var s,u=n.length-i.length;if("mod"!==t){(s=new a(null)).length=u+1,s.words=new Array(s.length);for(var f=0;f=0;h--){var d=67108864*(0|n.words[i.length+h])+(0|n.words[i.length+h-1]);for(d=Math.min(d/o|0,67108863),n._ishlnsubmul(i,d,h);0!==n.negative;)d--,n.negative=0,n._ishlnsubmul(i,1,h),n.isZero()||(n.negative^=1);s&&(s.words[h]=d)}return s&&s.strip(),n.strip(),"div"!==t&&0!==r&&n.iushrn(r),{div:s||null,mod:n}},a.prototype.divmod=function(e,t,r){return i(!e.isZero()),this.isZero()?{div:new a(0),mod:new a(0)}:0!==this.negative&&0===e.negative?(s=this.neg().divmod(e,t),"mod"!==t&&(n=s.div.neg()),"div"!==t&&(o=s.mod.neg(),r&&0!==o.negative&&o.iadd(e)),{div:n,mod:o}):0===this.negative&&0!==e.negative?(s=this.divmod(e.neg(),t),"mod"!==t&&(n=s.div.neg()),{div:n,mod:s.mod}):0!=(this.negative&e.negative)?(s=this.neg().divmod(e.neg(),t),"div"!==t&&(o=s.mod.neg(),r&&0!==o.negative&&o.isub(e)),{div:s.div,mod:o}):e.length>this.length||this.cmp(e)<0?{div:new a(0),mod:this}:1===e.length?"div"===t?{div:this.divn(e.words[0]),mod:null}:"mod"===t?{div:null,mod:new a(this.modn(e.words[0]))}:{div:this.divn(e.words[0]),mod:new a(this.modn(e.words[0]))}:this._wordDiv(e,t);var n,o,s},a.prototype.div=function(e){return this.divmod(e,"div",!1).div},a.prototype.mod=function(e){return this.divmod(e,"mod",!1).mod},a.prototype.umod=function(e){return this.divmod(e,"mod",!0).mod},a.prototype.divRound=function(e){var t=this.divmod(e);if(t.mod.isZero())return t.div;var r=0!==t.div.negative?t.mod.isub(e):t.mod,n=e.ushrn(1),i=e.andln(1),o=r.cmp(n);return o<0||1===i&&0===o?t.div:0!==t.div.negative?t.div.isubn(1):t.div.iaddn(1)},a.prototype.modn=function(e){i(e<=67108863);for(var t=(1<<26)%e,r=0,n=this.length-1;n>=0;n--)r=(t*r+(0|this.words[n]))%e;return r},a.prototype.idivn=function(e){i(e<=67108863);for(var t=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*t;this.words[r]=n/e|0,t=n%e}return this.strip()},a.prototype.divn=function(e){return this.clone().idivn(e)},a.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 n=new a(1),o=new a(0),s=new a(0),u=new a(1),f=0;t.isEven()&&r.isEven();)t.iushrn(1),r.iushrn(1),++f;for(var c=r.clone(),h=t.clone();!t.isZero();){for(var d=0,l=1;0==(t.words[0]&l)&&d<26;++d,l<<=1);if(d>0)for(t.iushrn(d);d-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(c),o.isub(h)),n.iushrn(1),o.iushrn(1);for(var p=0,b=1;0==(r.words[0]&b)&&p<26;++p,b<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(s.isOdd()||u.isOdd())&&(s.iadd(c),u.isub(h)),s.iushrn(1),u.iushrn(1);t.cmp(r)>=0?(t.isub(r),n.isub(s),o.isub(u)):(r.isub(t),s.isub(n),u.isub(o))}return{a:s,b:u,gcd:r.iushln(f)}},a.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 n,o=new a(1),s=new a(0),u=r.clone();t.cmpn(1)>0&&r.cmpn(1)>0;){for(var f=0,c=1;0==(t.words[0]&c)&&f<26;++f,c<<=1);if(f>0)for(t.iushrn(f);f-- >0;)o.isOdd()&&o.iadd(u),o.iushrn(1);for(var h=0,d=1;0==(r.words[0]&d)&&h<26;++h,d<<=1);if(h>0)for(r.iushrn(h);h-- >0;)s.isOdd()&&s.iadd(u),s.iushrn(1);t.cmp(r)>=0?(t.isub(r),o.isub(s)):(r.isub(t),s.isub(o))}return(n=0===t.cmpn(1)?o:s).cmpn(0)<0&&n.iadd(e),n},a.prototype.gcd=function(e){if(this.isZero())return e.abs();if(e.isZero())return this.abs();var t=this.clone(),r=e.clone();t.negative=0,r.negative=0;for(var n=0;t.isEven()&&r.isEven();n++)t.iushrn(1),r.iushrn(1);for(;;){for(;t.isEven();)t.iushrn(1);for(;r.isEven();)r.iushrn(1);var i=t.cmp(r);if(i<0){var o=t;t=r,r=o}else if(0===i||0===r.cmpn(1))break;t.isub(r)}return r.iushln(n)},a.prototype.invm=function(e){return this.egcd(e).a.umod(e)},a.prototype.isEven=function(){return 0==(1&this.words[0])},a.prototype.isOdd=function(){return 1==(1&this.words[0])},a.prototype.andln=function(e){return this.words[0]&e},a.prototype.bincn=function(e){i("number"==typeof e);var t=e%26,r=(e-t)/26,n=1<>>26,s&=67108863,this.words[a]=s}return 0!==o&&(this.words[a]=o,this.length++),this},a.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},a.prototype.cmpn=function(e){var t,r=e<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)t=1;else{r&&(e=-e),i(e<=67108863,"Number is too big");var n=0|this.words[0];t=n===e?0:ne.length)return 1;if(this.length=0;r--){var n=0|this.words[r],i=0|e.words[r];if(n!==i){ni&&(t=1);break}}return t},a.prototype.gtn=function(e){return 1===this.cmpn(e)},a.prototype.gt=function(e){return 1===this.cmp(e)},a.prototype.gten=function(e){return this.cmpn(e)>=0},a.prototype.gte=function(e){return this.cmp(e)>=0},a.prototype.ltn=function(e){return-1===this.cmpn(e)},a.prototype.lt=function(e){return-1===this.cmp(e)},a.prototype.lten=function(e){return this.cmpn(e)<=0},a.prototype.lte=function(e){return this.cmp(e)<=0},a.prototype.eqn=function(e){return 0===this.cmpn(e)},a.prototype.eq=function(e){return 0===this.cmp(e)},a.red=function(e){return new S(e)},a.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)},a.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},a.prototype._forceRed=function(e){return this.red=e,this},a.prototype.forceRed=function(e){return i(!this.red,"Already a number in reduction context"),this._forceRed(e)},a.prototype.redAdd=function(e){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,e)},a.prototype.redIAdd=function(e){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,e)},a.prototype.redSub=function(e){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,e)},a.prototype.redISub=function(e){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,e)},a.prototype.redShl=function(e){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,e)},a.prototype.redMul=function(e){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.mul(this,e)},a.prototype.redIMul=function(e){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.imul(this,e)},a.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},a.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},a.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},a.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},a.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},a.prototype.redPow=function(e){return i(this.red&&!e.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,e)};var y={k256:null,p224:null,p192:null,p25519:null};function g(e,t){this.name=e,this.p=new a(t,16),this.n=this.p.bitLength(),this.k=new a(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function w(){g.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function _(){g.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function k(){g.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){g.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(e){if("string"==typeof e){var t=a._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 a(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}g.prototype._tmp=function(){var e=new a(null);return e.words=new Array(Math.ceil(this.n/13)),e},g.prototype.ireduce=function(e){var 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ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409",hash:o.sha512,gRed:!1,g:["000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66","00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 3fad0761 353c7086 a272c240 88be9476 9fd16650"]}),f("curve25519",{type:"mont",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"76d06",b:"1",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:o.sha256,gRed:!1,g:["9"]}),f("ed25519",{type:"edwards",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"-1",c:"1",d:"52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 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