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f=1;f>>26,l=67108863&u,d=Math.min(f,t.length-1),h=Math.max(0,f-e.length+1);h<=d;h++){var p=f-h|0;c+=(a=(i=0|e.words[p])*(o=0|t.words[h])+l)/67108864|0,l=67108863&a}n.words[f]=0|l,u=0|c}return 0!==u?n.words[f]=0|u:n.length--,n.strip()}o.prototype.toString=function(e,t){var n;if(t=0|t||1,16===(e=e||10)||"hex"===e){n="";for(var i=0,o=0,a=0;a>>24-i&16777215)||a!==this.length-1?f[6-u.length]+u+n:u+n,(i+=2)>=26&&(i-=26,a--)}for(0!==o&&(n=o.toString(16)+n);n.length%t!=0;)n="0"+n;return 0!==this.negative&&(n="-"+n),n}if(e===(0|e)&&e>=2&&e<=36){var d=c[e],h=l[e];n="";var p=this.clone();for(p.negative=0;!p.isZero();){var b=p.modn(h).toString(e);n=(p=p.idivn(h)).isZero()?b+n:f[d-b.length]+b+n}for(this.isZero()&&(n="0"+n);n.length%t!=0;)n="0"+n;return 0!==this.negative&&(n="-"+n),n}r(!1,"Base should be between 2 and 36")},o.prototype.toNumber=function(){var e=this.words[0];return 2===this.length?e+=67108864*this.words[1]:3===this.length&&1===this.words[2]?e+=4503599627370496+67108864*this.words[1]:this.length>2&&r(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-e:e},o.prototype.toJSON=function(){return this.toString(16)},o.prototype.toBuffer=function(e,t){return r(void 0!==a),this.toArrayLike(a,e,t)},o.prototype.toArray=function(e,t){return this.toArrayLike(Array,e,t)},o.prototype.toArrayLike=function(e,t,n){var i=this.byteLength(),o=n||Math.max(1,i);r(i<=o,"byte array longer than desired length"),r(o>0,"Requested array length <= 0"),this.strip();var a,s,u="le"===t,f=new e(o),c=this.clone();if(u){for(s=0;!c.isZero();s++)a=c.andln(255),c.iushrn(8),f[s]=a;for(;s=4096&&(n+=13,t>>>=13),t>=64&&(n+=7,t>>>=7),t>=8&&(n+=4,t>>>=4),t>=2&&(n+=2,t>>>=2),n+t},o.prototype._zeroBits=function(e){if(0===e)return 26;var t=e,n=0;return 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e&&e>=0);var t=0|Math.ceil(e/26),n=e%26;this._expand(t),n>0&&t--;for(var i=0;i0&&(this.words[i]=~this.words[i]&67108863>>26-n),this.strip()},o.prototype.notn=function(e){return this.clone().inotn(e)},o.prototype.setn=function(e,t){r("number"==typeof e&&e>=0);var n=e/26|0,i=e%26;return this._expand(n+1),this.words[n]=t?this.words[n]|1<e.length?(n=this,r=e):(n=e,r=this);for(var i=0,o=0;o>>26;for(;0!==i&&o>>26;if(this.length=n.length,0!==i)this.words[this.length]=i,this.length++;else if(n!==this)for(;oe.length?this.clone().iadd(e):e.clone().iadd(this)},o.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 n,r,i=this.cmp(e);if(0===i)return this.negative=0,this.length=1,this.words[0]=0,this;i>0?(n=this,r=e):(n=e,r=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,h=0|a[1],p=8191&h,b=h>>>13,m=0|a[2],y=8191&m,v=m>>>13,g=0|a[3],w=8191&g,_=g>>>13,S=0|a[4],E=8191&S,k=S>>>13,x=0|a[5],M=8191&x,T=x>>>13,A=0|a[6],C=8191&A,P=A>>>13,R=0|a[7],O=8191&R,I=R>>>13,j=0|a[8],B=8191&j,N=j>>>13,D=0|a[9],L=8191&D,z=D>>>13,U=0|s[0],F=8191&U,q=U>>>13,H=0|s[1],W=8191&H,K=H>>>13,V=0|s[2],$=8191&V,Y=V>>>13,X=0|s[3],Q=8191&X,G=X>>>13,J=0|s[4],Z=8191&J,ee=J>>>13,te=0|s[5],ne=8191&te,re=te>>>13,ie=0|s[6],oe=8191&ie,ae=ie>>>13,se=0|s[7],ue=8191&se,fe=se>>>13,ce=0|s[8],le=8191&ce,de=ce>>>13,he=0|s[9],pe=8191&he,be=he>>>13;n.negative=e.negative^t.negative,n.length=19;var me=(f+(r=Math.imul(l,F))|0)+((8191&(i=(i=Math.imul(l,q))+Math.imul(d,F)|0))<<13)|0;f=((o=Math.imul(d,q))+(i>>>13)|0)+(me>>>26)|0,me&=67108863,r=Math.imul(p,F),i=(i=Math.imul(p,q))+Math.imul(b,F)|0,o=Math.imul(b,q);var ye=(f+(r=r+Math.imul(l,W)|0)|0)+((8191&(i=(i=i+Math.imul(l,K)|0)+Math.imul(d,W)|0))<<13)|0;f=((o=o+Math.imul(d,K)|0)+(i>>>13)|0)+(ye>>>26)|0,ye&=67108863,r=Math.imul(y,F),i=(i=Math.imul(y,q))+Math.imul(v,F)|0,o=Math.imul(v,q),r=r+Math.imul(p,W)|0,i=(i=i+Math.imul(p,K)|0)+Math.imul(b,W)|0,o=o+Math.imul(b,K)|0;var ve=(f+(r=r+Math.imul(l,$)|0)|0)+((8191&(i=(i=i+Math.imul(l,Y)|0)+Math.imul(d,$)|0))<<13)|0;f=((o=o+Math.imul(d,Y)|0)+(i>>>13)|0)+(ve>>>26)|0,ve&=67108863,r=Math.imul(w,F),i=(i=Math.imul(w,q))+Math.imul(_,F)|0,o=Math.imul(_,q),r=r+Math.imul(y,W)|0,i=(i=i+Math.imul(y,K)|0)+Math.imul(v,W)|0,o=o+Math.imul(v,K)|0,r=r+Math.imul(p,$)|0,i=(i=i+Math.imul(p,Y)|0)+Math.imul(b,$)|0,o=o+Math.imul(b,Y)|0;var ge=(f+(r=r+Math.imul(l,Q)|0)|0)+((8191&(i=(i=i+Math.imul(l,G)|0)+Math.imul(d,Q)|0))<<13)|0;f=((o=o+Math.imul(d,G)|0)+(i>>>13)|0)+(ge>>>26)|0,ge&=67108863,r=Math.imul(E,F),i=(i=Math.imul(E,q))+Math.imul(k,F)|0,o=Math.imul(k,q),r=r+Math.imul(w,W)|0,i=(i=i+Math.imul(w,K)|0)+Math.imul(_,W)|0,o=o+Math.imul(_,K)|0,r=r+Math.imul(y,$)|0,i=(i=i+Math.imul(y,Y)|0)+Math.imul(v,$)|0,o=o+Math.imul(v,Y)|0,r=r+Math.imul(p,Q)|0,i=(i=i+Math.imul(p,G)|0)+Math.imul(b,Q)|0,o=o+Math.imul(b,G)|0;var we=(f+(r=r+Math.imul(l,Z)|0)|0)+((8191&(i=(i=i+Math.imul(l,ee)|0)+Math.imul(d,Z)|0))<<13)|0;f=((o=o+Math.imul(d,ee)|0)+(i>>>13)|0)+(we>>>26)|0,we&=67108863,r=Math.imul(M,F),i=(i=Math.imul(M,q))+Math.imul(T,F)|0,o=Math.imul(T,q),r=r+Math.imul(E,W)|0,i=(i=i+Math.imul(E,K)|0)+Math.imul(k,W)|0,o=o+Math.imul(k,K)|0,r=r+Math.imul(w,$)|0,i=(i=i+Math.imul(w,Y)|0)+Math.imul(_,$)|0,o=o+Math.imul(_,Y)|0,r=r+Math.imul(y,Q)|0,i=(i=i+Math.imul(y,G)|0)+Math.imul(v,Q)|0,o=o+Math.imul(v,G)|0,r=r+Math.imul(p,Z)|0,i=(i=i+Math.imul(p,ee)|0)+Math.imul(b,Z)|0,o=o+Math.imul(b,ee)|0;var _e=(f+(r=r+Math.imul(l,ne)|0)|0)+((8191&(i=(i=i+Math.imul(l,re)|0)+Math.imul(d,ne)|0))<<13)|0;f=((o=o+Math.imul(d,re)|0)+(i>>>13)|0)+(_e>>>26)|0,_e&=67108863,r=Math.imul(C,F),i=(i=Math.imul(C,q))+Math.imul(P,F)|0,o=Math.imul(P,q),r=r+Math.imul(M,W)|0,i=(i=i+Math.imul(M,K)|0)+Math.imul(T,W)|0,o=o+Math.imul(T,K)|0,r=r+Math.imul(E,$)|0,i=(i=i+Math.imul(E,Y)|0)+Math.imul(k,$)|0,o=o+Math.imul(k,Y)|0,r=r+Math.imul(w,Q)|0,i=(i=i+Math.imul(w,G)|0)+Math.imul(_,Q)|0,o=o+Math.imul(_,G)|0,r=r+Math.imul(y,Z)|0,i=(i=i+Math.imul(y,ee)|0)+Math.imul(v,Z)|0,o=o+Math.imul(v,ee)|0,r=r+Math.imul(p,ne)|0,i=(i=i+Math.imul(p,re)|0)+Math.imul(b,ne)|0,o=o+Math.imul(b,re)|0;var Se=(f+(r=r+Math.imul(l,oe)|0)|0)+((8191&(i=(i=i+Math.imul(l,ae)|0)+Math.imul(d,oe)|0))<<13)|0;f=((o=o+Math.imul(d,ae)|0)+(i>>>13)|0)+(Se>>>26)|0,Se&=67108863,r=Math.imul(O,F),i=(i=Math.imul(O,q))+Math.imul(I,F)|0,o=Math.imul(I,q),r=r+Math.imul(C,W)|0,i=(i=i+Math.imul(C,K)|0)+Math.imul(P,W)|0,o=o+Math.imul(P,K)|0,r=r+Math.imul(M,$)|0,i=(i=i+Math.imul(M,Y)|0)+Math.imul(T,$)|0,o=o+Math.imul(T,Y)|0,r=r+Math.imul(E,Q)|0,i=(i=i+Math.imul(E,G)|0)+Math.imul(k,Q)|0,o=o+Math.imul(k,G)|0,r=r+Math.imul(w,Z)|0,i=(i=i+Math.imul(w,ee)|0)+Math.imul(_,Z)|0,o=o+Math.imul(_,ee)|0,r=r+Math.imul(y,ne)|0,i=(i=i+Math.imul(y,re)|0)+Math.imul(v,ne)|0,o=o+Math.imul(v,re)|0,r=r+Math.imul(p,oe)|0,i=(i=i+Math.imul(p,ae)|0)+Math.imul(b,oe)|0,o=o+Math.imul(b,ae)|0;var Ee=(f+(r=r+Math.imul(l,ue)|0)|0)+((8191&(i=(i=i+Math.imul(l,fe)|0)+Math.imul(d,ue)|0))<<13)|0;f=((o=o+Math.imul(d,fe)|0)+(i>>>13)|0)+(Ee>>>26)|0,Ee&=67108863,r=Math.imul(B,F),i=(i=Math.imul(B,q))+Math.imul(N,F)|0,o=Math.imul(N,q),r=r+Math.imul(O,W)|0,i=(i=i+Math.imul(O,K)|0)+Math.imul(I,W)|0,o=o+Math.imul(I,K)|0,r=r+Math.imul(C,$)|0,i=(i=i+Math.imul(C,Y)|0)+Math.imul(P,$)|0,o=o+Math.imul(P,Y)|0,r=r+Math.imul(M,Q)|0,i=(i=i+Math.imul(M,G)|0)+Math.imul(T,Q)|0,o=o+Math.imul(T,G)|0,r=r+Math.imul(E,Z)|0,i=(i=i+Math.imul(E,ee)|0)+Math.imul(k,Z)|0,o=o+Math.imul(k,ee)|0,r=r+Math.imul(w,ne)|0,i=(i=i+Math.imul(w,re)|0)+Math.imul(_,ne)|0,o=o+Math.imul(_,re)|0,r=r+Math.imul(y,oe)|0,i=(i=i+Math.imul(y,ae)|0)+Math.imul(v,oe)|0,o=o+Math.imul(v,ae)|0,r=r+Math.imul(p,ue)|0,i=(i=i+Math.imul(p,fe)|0)+Math.imul(b,ue)|0,o=o+Math.imul(b,fe)|0;var 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xe=(f+(r=r+Math.imul(l,pe)|0)|0)+((8191&(i=(i=i+Math.imul(l,be)|0)+Math.imul(d,pe)|0))<<13)|0;f=((o=o+Math.imul(d,be)|0)+(i>>>13)|0)+(xe>>>26)|0,xe&=67108863,r=Math.imul(L,W),i=(i=Math.imul(L,K))+Math.imul(z,W)|0,o=Math.imul(z,K),r=r+Math.imul(B,$)|0,i=(i=i+Math.imul(B,Y)|0)+Math.imul(N,$)|0,o=o+Math.imul(N,Y)|0,r=r+Math.imul(O,Q)|0,i=(i=i+Math.imul(O,G)|0)+Math.imul(I,Q)|0,o=o+Math.imul(I,G)|0,r=r+Math.imul(C,Z)|0,i=(i=i+Math.imul(C,ee)|0)+Math.imul(P,Z)|0,o=o+Math.imul(P,ee)|0,r=r+Math.imul(M,ne)|0,i=(i=i+Math.imul(M,re)|0)+Math.imul(T,ne)|0,o=o+Math.imul(T,re)|0,r=r+Math.imul(E,oe)|0,i=(i=i+Math.imul(E,ae)|0)+Math.imul(k,oe)|0,o=o+Math.imul(k,ae)|0,r=r+Math.imul(w,ue)|0,i=(i=i+Math.imul(w,fe)|0)+Math.imul(_,ue)|0,o=o+Math.imul(_,fe)|0,r=r+Math.imul(y,le)|0,i=(i=i+Math.imul(y,de)|0)+Math.imul(v,le)|0,o=o+Math.imul(v,de)|0;var Me=(f+(r=r+Math.imul(p,pe)|0)|0)+((8191&(i=(i=i+Math.imul(p,be)|0)+Math.imul(b,pe)|0))<<13)|0;f=((o=o+Math.imul(b,be)|0)+(i>>>13)|0)+(Me>>>26)|0,Me&=67108863,r=Math.imul(L,$),i=(i=Math.imul(L,Y))+Math.imul(z,$)|0,o=Math.imul(z,Y),r=r+Math.imul(B,Q)|0,i=(i=i+Math.imul(B,G)|0)+Math.imul(N,Q)|0,o=o+Math.imul(N,G)|0,r=r+Math.imul(O,Z)|0,i=(i=i+Math.imul(O,ee)|0)+Math.imul(I,Z)|0,o=o+Math.imul(I,ee)|0,r=r+Math.imul(C,ne)|0,i=(i=i+Math.imul(C,re)|0)+Math.imul(P,ne)|0,o=o+Math.imul(P,re)|0,r=r+Math.imul(M,oe)|0,i=(i=i+Math.imul(M,ae)|0)+Math.imul(T,oe)|0,o=o+Math.imul(T,ae)|0,r=r+Math.imul(E,ue)|0,i=(i=i+Math.imul(E,fe)|0)+Math.imul(k,ue)|0,o=o+Math.imul(k,fe)|0,r=r+Math.imul(w,le)|0,i=(i=i+Math.imul(w,de)|0)+Math.imul(_,le)|0,o=o+Math.imul(_,de)|0;var Te=(f+(r=r+Math.imul(y,pe)|0)|0)+((8191&(i=(i=i+Math.imul(y,be)|0)+Math.imul(v,pe)|0))<<13)|0;f=((o=o+Math.imul(v,be)|0)+(i>>>13)|0)+(Te>>>26)|0,Te&=67108863,r=Math.imul(L,Q),i=(i=Math.imul(L,G))+Math.imul(z,Q)|0,o=Math.imul(z,G),r=r+Math.imul(B,Z)|0,i=(i=i+Math.imul(B,ee)|0)+Math.imul(N,Z)|0,o=o+Math.imul(N,ee)|0,r=r+Math.imul(O,ne)|0,i=(i=i+Math.imul(O,re)|0)+Math.imul(I,ne)|0,o=o+Math.imul(I,re)|0,r=r+Math.imul(C,oe)|0,i=(i=i+Math.imul(C,ae)|0)+Math.imul(P,oe)|0,o=o+Math.imul(P,ae)|0,r=r+Math.imul(M,ue)|0,i=(i=i+Math.imul(M,fe)|0)+Math.imul(T,ue)|0,o=o+Math.imul(T,fe)|0,r=r+Math.imul(E,le)|0,i=(i=i+Math.imul(E,de)|0)+Math.imul(k,le)|0,o=o+Math.imul(k,de)|0;var Ae=(f+(r=r+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)+(Ae>>>26)|0,Ae&=67108863,r=Math.imul(L,Z),i=(i=Math.imul(L,ee))+Math.imul(z,Z)|0,o=Math.imul(z,ee),r=r+Math.imul(B,ne)|0,i=(i=i+Math.imul(B,re)|0)+Math.imul(N,ne)|0,o=o+Math.imul(N,re)|0,r=r+Math.imul(O,oe)|0,i=(i=i+Math.imul(O,ae)|0)+Math.imul(I,oe)|0,o=o+Math.imul(I,ae)|0,r=r+Math.imul(C,ue)|0,i=(i=i+Math.imul(C,fe)|0)+Math.imul(P,ue)|0,o=o+Math.imul(P,fe)|0,r=r+Math.imul(M,le)|0,i=(i=i+Math.imul(M,de)|0)+Math.imul(T,le)|0,o=o+Math.imul(T,de)|0;var Ce=(f+(r=r+Math.imul(E,pe)|0)|0)+((8191&(i=(i=i+Math.imul(E,be)|0)+Math.imul(k,pe)|0))<<13)|0;f=((o=o+Math.imul(k,be)|0)+(i>>>13)|0)+(Ce>>>26)|0,Ce&=67108863,r=Math.imul(L,ne),i=(i=Math.imul(L,re))+Math.imul(z,ne)|0,o=Math.imul(z,re),r=r+Math.imul(B,oe)|0,i=(i=i+Math.imul(B,ae)|0)+Math.imul(N,oe)|0,o=o+Math.imul(N,ae)|0,r=r+Math.imul(O,ue)|0,i=(i=i+Math.imul(O,fe)|0)+Math.imul(I,ue)|0,o=o+Math.imul(I,fe)|0,r=r+Math.imul(C,le)|0,i=(i=i+Math.imul(C,de)|0)+Math.imul(P,le)|0,o=o+Math.imul(P,de)|0;var Pe=(f+(r=r+Math.imul(M,pe)|0)|0)+((8191&(i=(i=i+Math.imul(M,be)|0)+Math.imul(T,pe)|0))<<13)|0;f=((o=o+Math.imul(T,be)|0)+(i>>>13)|0)+(Pe>>>26)|0,Pe&=67108863,r=Math.imul(L,oe),i=(i=Math.imul(L,ae))+Math.imul(z,oe)|0,o=Math.imul(z,ae),r=r+Math.imul(B,ue)|0,i=(i=i+Math.imul(B,fe)|0)+Math.imul(N,ue)|0,o=o+Math.imul(N,fe)|0,r=r+Math.imul(O,le)|0,i=(i=i+Math.imul(O,de)|0)+Math.imul(I,le)|0,o=o+Math.imul(I,de)|0;var Re=(f+(r=r+Math.imul(C,pe)|0)|0)+((8191&(i=(i=i+Math.imul(C,be)|0)+Math.imul(P,pe)|0))<<13)|0;f=((o=o+Math.imul(P,be)|0)+(i>>>13)|0)+(Re>>>26)|0,Re&=67108863,r=Math.imul(L,ue),i=(i=Math.imul(L,fe))+Math.imul(z,ue)|0,o=Math.imul(z,fe),r=r+Math.imul(B,le)|0,i=(i=i+Math.imul(B,de)|0)+Math.imul(N,le)|0,o=o+Math.imul(N,de)|0;var Oe=(f+(r=r+Math.imul(O,pe)|0)|0)+((8191&(i=(i=i+Math.imul(O,be)|0)+Math.imul(I,pe)|0))<<13)|0;f=((o=o+Math.imul(I,be)|0)+(i>>>13)|0)+(Oe>>>26)|0,Oe&=67108863,r=Math.imul(L,le),i=(i=Math.imul(L,de))+Math.imul(z,le)|0,o=Math.imul(z,de);var Ie=(f+(r=r+Math.imul(B,pe)|0)|0)+((8191&(i=(i=i+Math.imul(B,be)|0)+Math.imul(N,pe)|0))<<13)|0;f=((o=o+Math.imul(N,be)|0)+(i>>>13)|0)+(Ie>>>26)|0,Ie&=67108863;var je=(f+(r=Math.imul(L,pe))|0)+((8191&(i=(i=Math.imul(L,be))+Math.imul(z,pe)|0))<<13)|0;return f=((o=Math.imul(z,be))+(i>>>13)|0)+(je>>>26)|0,je&=67108863,u[0]=me,u[1]=ye,u[2]=ve,u[3]=ge,u[4]=we,u[5]=_e,u[6]=Se,u[7]=Ee,u[8]=ke,u[9]=xe,u[10]=Me,u[11]=Te,u[12]=Ae,u[13]=Ce,u[14]=Pe,u[15]=Re,u[16]=Oe,u[17]=Ie,u[18]=je,0!==f&&(u[19]=f,n.length++),n};function p(e,t,n){return(new b).mulp(e,t,n)}function b(e,t){this.x=e,this.y=t}Math.imul||(h=d),o.prototype.mulTo=function(e,t){var n=this.length+e.length;return 10===this.length&&10===e.length?h(this,e,t):n<63?d(this,e,t):n<1024?function(e,t,n){n.negative=t.negative^e.negative,n.length=e.length+t.length;for(var r=0,i=0,o=0;o>>26)|0)>>>26,a&=67108863}n.words[o]=s,r=a,a=i}return 0!==r?n.words[o]=r:n.length--,n.strip()}(this,e,t):p(this,e,t)},b.prototype.makeRBT=function(e){for(var t=new Array(e),n=o.prototype._countBits(e)-1,r=0;r>=1;return r},b.prototype.permute=function(e,t,n,r,i,o){for(var a=0;a>>=1)i++;return 1<>>=13,n[2*a+1]=8191&o,o>>>=13;for(a=2*t;a>=26,t+=i/67108864|0,t+=o>>>26,this.words[n]=67108863&o}return 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t=0;t>26)-(u/67108864|0),this.words[i+n]=67108863&o}for(;i>26,this.words[i+n]=67108863&o;if(0===s)return this.strip();for(r(-1===s),s=0,i=0;i>26,this.words[i]=67108863&o;return this.negative=1,this.strip()},o.prototype._wordDiv=function(e,t){var n=(this.length,e.length),r=this.clone(),i=e,a=0|i.words[i.length-1];0!==(n=26-this._countBits(a))&&(i=i.ushln(n),r.iushln(n),a=0|i.words[i.length-1]);var s,u=r.length-i.length;if("mod"!==t){(s=new o(null)).length=u+1,s.words=new Array(s.length);for(var f=0;f=0;l--){var d=67108864*(0|r.words[i.length+l])+(0|r.words[i.length+l-1]);for(d=Math.min(d/a|0,67108863),r._ishlnsubmul(i,d,l);0!==r.negative;)d--,r.negative=0,r._ishlnsubmul(i,1,l),r.isZero()||(r.negative^=1);s&&(s.words[l]=d)}return s&&s.strip(),r.strip(),"div"!==t&&0!==n&&r.iushrn(n),{div:s||null,mod:r}},o.prototype.divmod=function(e,t,n){return r(!e.isZero()),this.isZero()?{div:new o(0),mod:new 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n=0!==t.div.negative?t.mod.isub(e):t.mod,r=e.ushrn(1),i=e.andln(1),o=n.cmp(r);return o<0||1===i&&0===o?t.div:0!==t.div.negative?t.div.isubn(1):t.div.iaddn(1)},o.prototype.modn=function(e){r(e<=67108863);for(var t=(1<<26)%e,n=0,i=this.length-1;i>=0;i--)n=(t*n+(0|this.words[i]))%e;return n},o.prototype.idivn=function(e){r(e<=67108863);for(var t=0,n=this.length-1;n>=0;n--){var i=(0|this.words[n])+67108864*t;this.words[n]=i/e|0,t=i%e}return this.strip()},o.prototype.divn=function(e){return this.clone().idivn(e)},o.prototype.egcd=function(e){r(0===e.negative),r(!e.isZero());var t=this,n=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var i=new o(1),a=new o(0),s=new o(0),u=new o(1),f=0;t.isEven()&&n.isEven();)t.iushrn(1),n.iushrn(1),++f;for(var c=n.clone(),l=t.clone();!t.isZero();){for(var d=0,h=1;0==(t.words[0]&h)&&d<26;++d,h<<=1);if(d>0)for(t.iushrn(d);d-- >0;)(i.isOdd()||a.isOdd())&&(i.iadd(c),a.isub(l)),i.iushrn(1),a.iushrn(1);for(var p=0,b=1;0==(n.words[0]&b)&&p<26;++p,b<<=1);if(p>0)for(n.iushrn(p);p-- >0;)(s.isOdd()||u.isOdd())&&(s.iadd(c),u.isub(l)),s.iushrn(1),u.iushrn(1);t.cmp(n)>=0?(t.isub(n),i.isub(s),a.isub(u)):(n.isub(t),s.isub(i),u.isub(a))}return{a:s,b:u,gcd:n.iushln(f)}},o.prototype._invmp=function(e){r(0===e.negative),r(!e.isZero());var t=this,n=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var i,a=new o(1),s=new o(0),u=n.clone();t.cmpn(1)>0&&n.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;)a.isOdd()&&a.iadd(u),a.iushrn(1);for(var l=0,d=1;0==(n.words[0]&d)&&l<26;++l,d<<=1);if(l>0)for(n.iushrn(l);l-- >0;)s.isOdd()&&s.iadd(u),s.iushrn(1);t.cmp(n)>=0?(t.isub(n),a.isub(s)):(n.isub(t),s.isub(a))}return(i=0===t.cmpn(1)?a:s).cmpn(0)<0&&i.iadd(e),i},o.prototype.gcd=function(e){if(this.isZero())return e.abs();if(e.isZero())return this.abs();var t=this.clone(),n=e.clone();t.negative=0,n.negative=0;for(var r=0;t.isEven()&&n.isEven();r++)t.iushrn(1),n.iushrn(1);for(;;){for(;t.isEven();)t.iushrn(1);for(;n.isEven();)n.iushrn(1);var i=t.cmp(n);if(i<0){var o=t;t=n,n=o}else if(0===i||0===n.cmpn(1))break;t.isub(n)}return n.iushln(r)},o.prototype.invm=function(e){return this.egcd(e).a.umod(e)},o.prototype.isEven=function(){return 0==(1&this.words[0])},o.prototype.isOdd=function(){return 1==(1&this.words[0])},o.prototype.andln=function(e){return this.words[0]&e},o.prototype.bincn=function(e){r("number"==typeof e);var t=e%26,n=(e-t)/26,i=1<>>26,s&=67108863,this.words[a]=s}return 0!==o&&(this.words[a]=o,this.length++),this},o.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},o.prototype.cmpn=function(e){var t,n=e<0;if(0!==this.negative&&!n)return-1;if(0===this.negative&&n)return 1;if(this.strip(),this.length>1)t=1;else{n&&(e=-e),r(e<=67108863,"Number is too big");var i=0|this.words[0];t=i===e?0:ie.length)return 1;if(this.length=0;n--){var r=0|this.words[n],i=0|e.words[n];if(r!==i){ri&&(t=1);break}}return t},o.prototype.gtn=function(e){return 1===this.cmpn(e)},o.prototype.gt=function(e){return 1===this.cmp(e)},o.prototype.gten=function(e){return this.cmpn(e)>=0},o.prototype.gte=function(e){return this.cmp(e)>=0},o.prototype.ltn=function(e){return-1===this.cmpn(e)},o.prototype.lt=function(e){return-1===this.cmp(e)},o.prototype.lten=function(e){return this.cmpn(e)<=0},o.prototype.lte=function(e){return this.cmp(e)<=0},o.prototype.eqn=function(e){return 0===this.cmpn(e)},o.prototype.eq=function(e){return 0===this.cmp(e)},o.red=function(e){return new S(e)},o.prototype.toRed=function(e){return r(!this.red,"Already a number in reduction context"),r(0===this.negative,"red works only with positives"),e.convertTo(this)._forceRed(e)},o.prototype.fromRed=function(){return r(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},o.prototype._forceRed=function(e){return 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