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if("le"===r)for(n=0,o=0;n<t.length;n+=3)h=t[n]|t[n+1]<<8|t[n+2]<<16,this.words[o]|=h<<s&67108863,this.words[o+1]=h>>>26-s&67108863,s+=24,s>=26&&(s-=26,o++);return this.strip()},o.prototype._parseHex=function(t,i,r){this.length=Math.ceil((t.length-i)/6),this.words=new Array(this.length);for(var e=0;e<this.length;e++)this.words[e]=0;var n,o=0,h=0;if("be"===r)for(e=t.length-1;e>=i;e-=2)n=u(t,i,e)<<o,this.words[h]|=67108863&n,o>=18?(o-=18,h+=1,this.words[h]|=n>>>26):o+=8;else{var s=t.length-i;for(e=s%2===0?i+1:i;e<t.length;e+=2)n=u(t,i,e)<<o,this.words[h]|=67108863&n,o>=18?(o-=18,h+=1,this.words[h]|=n>>>26):o+=8}this.strip()},o.prototype._parseBase=function(t,i,r){this.words=[0],this.length=1;for(var e=0,n=1;n<=67108863;n*=i)e++;e--,n=n/i|0;for(var o=t.length-r,h=o%e,s=Math.min(o,o-h)+r,u=0,l=r;l<s;l+=e)u=a(t,l,l+e,i),this.imuln(n),this.words[0]+u<67108864?this.words[0]+=u:this._iaddn(u);if(0!==h){var f=1;for(u=a(t,l,t.length,i),l=0;l<h;l++)f*=i;this.imuln(f),this.words[0]+u<67108864?this.words[0]+=u:this._iaddn(u)}this.strip()},o.prototype.copy=function(t){t.words=new Array(this.length);for(var i=0;i<this.length;i++)t.words[i]=this.words[i];t.length=this.length,t.negative=this.negative,t.red=this.red},o.prototype.clone=function(){var t=new o(null);return this.copy(t),t},o.prototype._expand=function(t){while(this.length<t)this.words[this.length++]=0;return this},o.prototype.strip=function(){while(this.length>1&&0===this.words[this.length-1])this.length--;return this._normSign()},o.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},o.prototype.inspect=function(){return(this.red?"<BN-R: ":"<BN: ")+this.toString(16)+">"};var l=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],f=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function m(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]&1<<n)>>>n}return i}function d(t,i,r){r.negative=i.negative^t.negative;var e=t.length+i.length|0;r.length=e,e=e-1|0;var n=0|t.words[0],o=0|i.words[0],h=n*o,s=67108863&h,u=h/67108864|0;r.words[0]=s;for(var a=1;a<e;a++){for(var l=u>>>26,f=67108863&u,c=Math.min(a,i.length-1),m=Math.max(0,a-t.length+1);m<=c;m++){var d=a-m|0;n=0|t.words[d],o=0|i.words[m],h=n*o+f,l+=h/67108864|0,f=67108863&h}r.words[a]=0|f,u=0|l}return 0!==u?r.words[a]=0|u:r.length--,r.strip()}o.prototype.toString=function(t,i){var r;if(t=t||10,i=0|i||1,16===t||"hex"===t){r="";for(var n=0,o=0,h=0;h<this.length;h++){var s=this.words[h],u=(16777215&(s<<n|o)).toString(16);o=s>>>24-n&16777215,n+=2,n>=26&&(n-=26,h--),r=0!==o||h!==this.length-1?l[6-u.length]+u+r:u+r}0!==o&&(r=o.toString(16)+r);while(r.length%i!==0)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var a=f[t],m=c[t];r="";var d=this.clone();d.negative=0;while(!d.isZero()){var p=d.modn(m).toString(t);d=d.idivn(m),r=d.isZero()?p+r:l[a-p.length]+p+r}this.isZero()&&(r="0"+r);while(r.length%i!==0)r="0"+r;return 0!==this.negative&&(r="-"+r),r}e(!1,"Base should be between 2 and 36")},o.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&e(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},o.prototype.toJSON=function(){return this.toString(16)},o.prototype.toBuffer=function(t,i){return e("undefined"!==typeof h),this.toArrayLike(h,t,i)},o.prototype.toArray=function(t,i){return this.toArrayLike(Array,t,i)},o.prototype.toArrayLike=function(t,i,r){var n=this.byteLength(),o=r||Math.max(1,n);e(n<=o,"byte array longer than desired length"),e(o>0,"Requested array length <= 0"),this.strip();var h,s,u="le"===i,a=new t(o),l=this.clone();if(u){for(s=0;!l.isZero();s++)h=l.andln(255),l.iushrn(8),a[s]=h;for(;s<o;s++)a[s]=0}else{for(s=0;s<o-n;s++)a[s]=0;for(s=0;!l.isZero();s++)h=l.andln(255),l.iushrn(8),a[o-s-1]=h}return a},Math.clz32?o.prototype._countBits=function(t){return 32-Math.clz32(t)}:o.prototype._countBits=function(t){var i=t,r=0;return i>=4096&&(r+=13,i>>>=13),i>=64&&(r+=7,i>>>=7),i>=8&&(r+=4,i>>>=4),i>=2&&(r+=2,i>>>=2),r+i},o.prototype._zeroBits=function(t){if(0===t)return 26;var i=t,r=0;return 0===(8191&i)&&(r+=13,i>>>=13),0===(127&i)&&(r+=7,i>>>=7),0===(15&i)&&(r+=4,i>>>=4),0===(3&i)&&(r+=2,i>>>=2),0===(1&i)&&r++,r},o.prototype.bitLength=function(){var t=this.words[this.length-1],i=this._countBits(t);return 26*(this.length-1)+i},o.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,i=0;i<this.length;i++){var r=this._zeroBits(this.words[i]);if(t+=r,26!==r)break}return t},o.prototype.byteLength=function(){return Math.ceil(this.bitLength()/8)},o.prototype.toTwos=function(t){return 0!==this.negative?this.abs().inotn(t).iaddn(1):this.clone()},o.prototype.fromTwos=function(t){return this.testn(t-1)?this.notn(t).iaddn(1).ineg():this.clone()},o.prototype.isNeg=function(){return 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this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},o.prototype.iuxor=function(t){var i,r;this.length>t.length?(i=this,r=t):(i=t,r=this);for(var e=0;e<r.length;e++)this.words[e]=i.words[e]^r.words[e];if(this!==i)for(;e<i.length;e++)this.words[e]=i.words[e];return this.length=i.length,this.strip()},o.prototype.ixor=function(t){return e(0===(this.negative|t.negative)),this.iuxor(t)},o.prototype.xor=function(t){return this.length>t.length?this.clone().ixor(t):t.clone().ixor(this)},o.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},o.prototype.inotn=function(t){e("number"===typeof t&&t>=0);var i=0|Math.ceil(t/26),r=t%26;this._expand(i),r>0&&i--;for(var n=0;n<i;n++)this.words[n]=67108863&~this.words[n];return r>0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},o.prototype.notn=function(t){return this.clone().inotn(t)},o.prototype.setn=function(t,i){e("number"===typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=i?this.words[r]|1<<n:this.words[r]&~(1<<n),this.strip()},o.prototype.iadd=function(t){var i,r,e;if(0!==this.negative&&0===t.negative)return this.negative=0,i=this.isub(t),this.negative^=1,this._normSign();if(0===this.negative&&0!==t.negative)return t.negative=0,i=this.isub(t),t.negative=1,i._normSign();this.length>t.length?(r=this,e=t):(r=t,e=this);for(var n=0,o=0;o<e.length;o++)i=(0|r.words[o])+(0|e.words[o])+n,this.words[o]=67108863&i,n=i>>>26;for(;0!==n&&o<r.length;o++)i=(0|r.words[o])+n,this.words[o]=67108863&i,n=i>>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;o<r.length;o++)this.words[o]=r.words[o];return this},o.prototype.add=function(t){var i;return 0!==t.negative&&0===this.negative?(t.negative=0,i=this.sub(t),t.negative^=1,i):0===t.negative&&0!==this.negative?(this.negative=0,i=t.sub(this),this.negative=1,i):this.length>t.length?this.clone().iadd(t):t.clone().iadd(this)},o.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var i=this.iadd(t);return t.negative=1,i._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,e,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,e=t):(r=t,e=this);for(var o=0,h=0;h<e.length;h++)i=(0|r.words[h])-(0|e.words[h])+o,o=i>>26,this.words[h]=67108863&i;for(;0!==o&&h<r.length;h++)i=(0|r.words[h])+o,o=i>>26,this.words[h]=67108863&i;if(0===o&&h<r.length&&r!==this)for(;h<r.length;h++)this.words[h]=r.words[h];return this.length=Math.max(this.length,h),r!==this&&(this.negative=1),this.strip()},o.prototype.sub=function(t){return this.clone().isub(t)};var p=function(t,i,r){var e,n,o,h=t.words,s=i.words,u=r.words,a=0,l=0|h[0],f=8191&l,c=l>>>13,m=0|h[1],d=8191&m,p=m>>>13,v=0|h[2],g=8191&v,M=v>>>13,y=0|h[3],w=8191&y,b=y>>>13,_=0|h[4],S=8191&_,A=_>>>13,k=0|h[5],x=8191&k,j=k>>>13,R=0|h[6],O=8191&R,E=R>>>13,B=0|h[7],L=8191&B,N=B>>>13,I=0|h[8],Z=8191&I,q=I>>>13,P=0|h[9],T=8191&P,H=P>>>13,$=0|s[0],z=8191&$,K=$>>>13,D=0|s[1],J=8191&D,F=D>>>13,G=0|s[2],C=8191&G,V=G>>>13,U=0|s[3],W=8191&U,Q=U>>>13,X=0|s[4],Y=8191&X,tt=X>>>13,it=0|s[5],rt=8191&it,et=it>>>13,nt=0|s[6],ot=8191&nt,ht=nt>>>13,st=0|s[7],ut=8191&st,at=st>>>13,lt=0|s[8],ft=8191&lt,ct=lt>>>13,mt=0|s[9],dt=8191&mt,pt=mt>>>13;r.negative=t.negative^i.negative,r.length=19,e=Math.imul(f,z),n=Math.imul(f,K),n=n+Math.imul(c,z)|0,o=Math.imul(c,K);var vt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,e=Math.imul(d,z),n=Math.imul(d,K),n=n+Math.imul(p,z)|0,o=Math.imul(p,K),e=e+Math.imul(f,J)|0,n=n+Math.imul(f,F)|0,n=n+Math.imul(c,J)|0,o=o+Math.imul(c,F)|0;var gt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,e=Math.imul(g,z),n=Math.imul(g,K),n=n+Math.imul(M,z)|0,o=Math.imul(M,K),e=e+Math.imul(d,J)|0,n=n+Math.imul(d,F)|0,n=n+Math.imul(p,J)|0,o=o+Math.imul(p,F)|0,e=e+Math.imul(f,C)|0,n=n+Math.imul(f,V)|0,n=n+Math.imul(c,C)|0,o=o+Math.imul(c,V)|0;var Mt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,e=Math.imul(w,z),n=Math.imul(w,K),n=n+Math.imul(b,z)|0,o=Math.imul(b,K),e=e+Math.imul(g,J)|0,n=n+Math.imul(g,F)|0,n=n+Math.imul(M,J)|0,o=o+Math.imul(M,F)|0,e=e+Math.imul(d,C)|0,n=n+Math.imul(d,V)|0,n=n+Math.imul(p,C)|0,o=o+Math.imul(p,V)|0,e=e+Math.imul(f,W)|0,n=n+Math.imul(f,Q)|0,n=n+Math.imul(c,W)|0,o=o+Math.imul(c,Q)|0;var yt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,e=Math.imul(S,z),n=Math.imul(S,K),n=n+Math.imul(A,z)|0,o=Math.imul(A,K),e=e+Math.imul(w,J)|0,n=n+Math.imul(w,F)|0,n=n+Math.imul(b,J)|0,o=o+Math.imul(b,F)|0,e=e+Math.imul(g,C)|0,n=n+Math.imul(g,V)|0,n=n+Math.imul(M,C)|0,o=o+Math.imul(M,V)|0,e=e+Math.imul(d,W)|0,n=n+Math.imul(d,Q)|0,n=n+Math.imul(p,W)|0,o=o+Math.imul(p,Q)|0,e=e+Math.imul(f,Y)|0,n=n+Math.imul(f,tt)|0,n=n+Math.imul(c,Y)|0,o=o+Math.imul(c,tt)|0;var wt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,e=Math.imul(x,z),n=Math.imul(x,K),n=n+Math.imul(j,z)|0,o=Math.imul(j,K),e=e+Math.imul(S,J)|0,n=n+Math.imul(S,F)|0,n=n+Math.imul(A,J)|0,o=o+Math.imul(A,F)|0,e=e+Math.imul(w,C)|0,n=n+Math.imul(w,V)|0,n=n+Math.imul(b,C)|0,o=o+Math.imul(b,V)|0,e=e+Math.imul(g,W)|0,n=n+Math.imul(g,Q)|0,n=n+Math.imul(M,W)|0,o=o+Math.imul(M,Q)|0,e=e+Math.imul(d,Y)|0,n=n+Math.imul(d,tt)|0,n=n+Math.imul(p,Y)|0,o=o+Math.imul(p,tt)|0,e=e+Math.imul(f,rt)|0,n=n+Math.imul(f,et)|0,n=n+Math.imul(c,rt)|0,o=o+Math.imul(c,et)|0;var bt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,e=Math.imul(O,z),n=Math.imul(O,K),n=n+Math.imul(E,z)|0,o=Math.imul(E,K),e=e+Math.imul(x,J)|0,n=n+Math.imul(x,F)|0,n=n+Math.imul(j,J)|0,o=o+Math.imul(j,F)|0,e=e+Math.imul(S,C)|0,n=n+Math.imul(S,V)|0,n=n+Math.imul(A,C)|0,o=o+Math.imul(A,V)|0,e=e+Math.imul(w,W)|0,n=n+Math.imul(w,Q)|0,n=n+Math.imul(b,W)|0,o=o+Math.imul(b,Q)|0,e=e+Math.imul(g,Y)|0,n=n+Math.imul(g,tt)|0,n=n+Math.imul(M,Y)|0,o=o+Math.imul(M,tt)|0,e=e+Math.imul(d,rt)|0,n=n+Math.imul(d,et)|0,n=n+Math.imul(p,rt)|0,o=o+Math.imul(p,et)|0,e=e+Math.imul(f,ot)|0,n=n+Math.imul(f,ht)|0,n=n+Math.imul(c,ot)|0,o=o+Math.imul(c,ht)|0;var _t=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,e=Math.imul(L,z),n=Math.imul(L,K),n=n+Math.imul(N,z)|0,o=Math.imul(N,K),e=e+Math.imul(O,J)|0,n=n+Math.imul(O,F)|0,n=n+Math.imul(E,J)|0,o=o+Math.imul(E,F)|0,e=e+Math.imul(x,C)|0,n=n+Math.imul(x,V)|0,n=n+Math.imul(j,C)|0,o=o+Math.imul(j,V)|0,e=e+Math.imul(S,W)|0,n=n+Math.imul(S,Q)|0,n=n+Math.imul(A,W)|0,o=o+Math.imul(A,Q)|0,e=e+Math.imul(w,Y)|0,n=n+Math.imul(w,tt)|0,n=n+Math.imul(b,Y)|0,o=o+Math.imul(b,tt)|0,e=e+Math.imul(g,rt)|0,n=n+Math.imul(g,et)|0,n=n+Math.imul(M,rt)|0,o=o+Math.imul(M,et)|0,e=e+Math.imul(d,ot)|0,n=n+Math.imul(d,ht)|0,n=n+Math.imul(p,ot)|0,o=o+Math.imul(p,ht)|0,e=e+Math.imul(f,ut)|0,n=n+Math.imul(f,at)|0,n=n+Math.imul(c,ut)|0,o=o+Math.imul(c,at)|0;var St=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(St>>>26)|0,St&=67108863,e=Math.imul(Z,z),n=Math.imul(Z,K),n=n+Math.imul(q,z)|0,o=Math.imul(q,K),e=e+Math.imul(L,J)|0,n=n+Math.imul(L,F)|0,n=n+Math.imul(N,J)|0,o=o+Math.imul(N,F)|0,e=e+Math.imul(O,C)|0,n=n+Math.imul(O,V)|0,n=n+Math.imul(E,C)|0,o=o+Math.imul(E,V)|0,e=e+Math.imul(x,W)|0,n=n+Math.imul(x,Q)|0,n=n+Math.imul(j,W)|0,o=o+Math.imul(j,Q)|0,e=e+Math.imul(S,Y)|0,n=n+Math.imul(S,tt)|0,n=n+Math.imul(A,Y)|0,o=o+Math.imul(A,tt)|0,e=e+Math.imul(w,rt)|0,n=n+Math.imul(w,et)|0,n=n+Math.imul(b,rt)|0,o=o+Math.imul(b,et)|0,e=e+Math.imul(g,ot)|0,n=n+Math.imul(g,ht)|0,n=n+Math.imul(M,ot)|0,o=o+Math.imul(M,ht)|0,e=e+Math.imul(d,ut)|0,n=n+Math.imul(d,at)|0,n=n+Math.imul(p,ut)|0,o=o+Math.imul(p,at)|0,e=e+Math.imul(f,ft)|0,n=n+Math.imul(f,ct)|0,n=n+Math.imul(c,ft)|0,o=o+Math.imul(c,ct)|0;var At=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(At>>>26)|0,At&=67108863,e=Math.imul(T,z),n=Math.imul(T,K),n=n+Math.imul(H,z)|0,o=Math.imul(H,K),e=e+Math.imul(Z,J)|0,n=n+Math.imul(Z,F)|0,n=n+Math.imul(q,J)|0,o=o+Math.imul(q,F)|0,e=e+Math.imul(L,C)|0,n=n+Math.imul(L,V)|0,n=n+Math.imul(N,C)|0,o=o+Math.imul(N,V)|0,e=e+Math.imul(O,W)|0,n=n+Math.imul(O,Q)|0,n=n+Math.imul(E,W)|0,o=o+Math.imul(E,Q)|0,e=e+Math.imul(x,Y)|0,n=n+Math.imul(x,tt)|0,n=n+Math.imul(j,Y)|0,o=o+Math.imul(j,tt)|0,e=e+Math.imul(S,rt)|0,n=n+Math.imul(S,et)|0,n=n+Math.imul(A,rt)|0,o=o+Math.imul(A,et)|0,e=e+Math.imul(w,ot)|0,n=n+Math.imul(w,ht)|0,n=n+Math.imul(b,ot)|0,o=o+Math.imul(b,ht)|0,e=e+Math.imul(g,ut)|0,n=n+Math.imul(g,at)|0,n=n+Math.imul(M,ut)|0,o=o+Math.imul(M,at)|0,e=e+Math.imul(d,ft)|0,n=n+Math.imul(d,ct)|0,n=n+Math.imul(p,ft)|0,o=o+Math.imul(p,ct)|0,e=e+Math.imul(f,dt)|0,n=n+Math.imul(f,pt)|0,n=n+Math.imul(c,dt)|0,o=o+Math.imul(c,pt)|0;var kt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,e=Math.imul(T,J),n=Math.imul(T,F),n=n+Math.imul(H,J)|0,o=Math.imul(H,F),e=e+Math.imul(Z,C)|0,n=n+Math.imul(Z,V)|0,n=n+Math.imul(q,C)|0,o=o+Math.imul(q,V)|0,e=e+Math.imul(L,W)|0,n=n+Math.imul(L,Q)|0,n=n+Math.imul(N,W)|0,o=o+Math.imul(N,Q)|0,e=e+Math.imul(O,Y)|0,n=n+Math.imul(O,tt)|0,n=n+Math.imul(E,Y)|0,o=o+Math.imul(E,tt)|0,e=e+Math.imul(x,rt)|0,n=n+Math.imul(x,et)|0,n=n+Math.imul(j,rt)|0,o=o+Math.imul(j,et)|0,e=e+Math.imul(S,ot)|0,n=n+Math.imul(S,ht)|0,n=n+Math.imul(A,ot)|0,o=o+Math.imul(A,ht)|0,e=e+Math.imul(w,ut)|0,n=n+Math.imul(w,at)|0,n=n+Math.imul(b,ut)|0,o=o+Math.imul(b,at)|0,e=e+Math.imul(g,ft)|0,n=n+Math.imul(g,ct)|0,n=n+Math.imul(M,ft)|0,o=o+Math.imul(M,ct)|0,e=e+Math.imul(d,dt)|0,n=n+Math.imul(d,pt)|0,n=n+Math.imul(p,dt)|0,o=o+Math.imul(p,pt)|0;var xt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,e=Math.imul(T,C),n=Math.imul(T,V),n=n+Math.imul(H,C)|0,o=Math.imul(H,V),e=e+Math.imul(Z,W)|0,n=n+Math.imul(Z,Q)|0,n=n+Math.imul(q,W)|0,o=o+Math.imul(q,Q)|0,e=e+Math.imul(L,Y)|0,n=n+Math.imul(L,tt)|0,n=n+Math.imul(N,Y)|0,o=o+Math.imul(N,tt)|0,e=e+Math.imul(O,rt)|0,n=n+Math.imul(O,et)|0,n=n+Math.imul(E,rt)|0,o=o+Math.imul(E,et)|0,e=e+Math.imul(x,ot)|0,n=n+Math.imul(x,ht)|0,n=n+Math.imul(j,ot)|0,o=o+Math.imul(j,ht)|0,e=e+Math.imul(S,ut)|0,n=n+Math.imul(S,at)|0,n=n+Math.imul(A,ut)|0,o=o+Math.imul(A,at)|0,e=e+Math.imul(w,ft)|0,n=n+Math.imul(w,ct)|0,n=n+Math.imul(b,ft)|0,o=o+Math.imul(b,ct)|0,e=e+Math.imul(g,dt)|0,n=n+Math.imul(g,pt)|0,n=n+Math.imul(M,dt)|0,o=o+Math.imul(M,pt)|0;var jt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(jt>>>26)|0,jt&=67108863,e=Math.imul(T,W),n=Math.imul(T,Q),n=n+Math.imul(H,W)|0,o=Math.imul(H,Q),e=e+Math.imul(Z,Y)|0,n=n+Math.imul(Z,tt)|0,n=n+Math.imul(q,Y)|0,o=o+Math.imul(q,tt)|0,e=e+Math.imul(L,rt)|0,n=n+Math.imul(L,et)|0,n=n+Math.imul(N,rt)|0,o=o+Math.imul(N,et)|0,e=e+Math.imul(O,ot)|0,n=n+Math.imul(O,ht)|0,n=n+Math.imul(E,ot)|0,o=o+Math.imul(E,ht)|0,e=e+Math.imul(x,ut)|0,n=n+Math.imul(x,at)|0,n=n+Math.imul(j,ut)|0,o=o+Math.imul(j,at)|0,e=e+Math.imul(S,ft)|0,n=n+Math.imul(S,ct)|0,n=n+Math.imul(A,ft)|0,o=o+Math.imul(A,ct)|0,e=e+Math.imul(w,dt)|0,n=n+Math.imul(w,pt)|0,n=n+Math.imul(b,dt)|0,o=o+Math.imul(b,pt)|0;var Rt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,e=Math.imul(T,Y),n=Math.imul(T,tt),n=n+Math.imul(H,Y)|0,o=Math.imul(H,tt),e=e+Math.imul(Z,rt)|0,n=n+Math.imul(Z,et)|0,n=n+Math.imul(q,rt)|0,o=o+Math.imul(q,et)|0,e=e+Math.imul(L,ot)|0,n=n+Math.imul(L,ht)|0,n=n+Math.imul(N,ot)|0,o=o+Math.imul(N,ht)|0,e=e+Math.imul(O,ut)|0,n=n+Math.imul(O,at)|0,n=n+Math.imul(E,ut)|0,o=o+Math.imul(E,at)|0,e=e+Math.imul(x,ft)|0,n=n+Math.imul(x,ct)|0,n=n+Math.imul(j,ft)|0,o=o+Math.imul(j,ct)|0,e=e+Math.imul(S,dt)|0,n=n+Math.imul(S,pt)|0,n=n+Math.imul(A,dt)|0,o=o+Math.imul(A,pt)|0;var Ot=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863,e=Math.imul(T,rt),n=Math.imul(T,et),n=n+Math.imul(H,rt)|0,o=Math.imul(H,et),e=e+Math.imul(Z,ot)|0,n=n+Math.imul(Z,ht)|0,n=n+Math.imul(q,ot)|0,o=o+Math.imul(q,ht)|0,e=e+Math.imul(L,ut)|0,n=n+Math.imul(L,at)|0,n=n+Math.imul(N,ut)|0,o=o+Math.imul(N,at)|0,e=e+Math.imul(O,ft)|0,n=n+Math.imul(O,ct)|0,n=n+Math.imul(E,ft)|0,o=o+Math.imul(E,ct)|0,e=e+Math.imul(x,dt)|0,n=n+Math.imul(x,pt)|0,n=n+Math.imul(j,dt)|0,o=o+Math.imul(j,pt)|0;var Et=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,e=Math.imul(T,ot),n=Math.imul(T,ht),n=n+Math.imul(H,ot)|0,o=Math.imul(H,ht),e=e+Math.imul(Z,ut)|0,n=n+Math.imul(Z,at)|0,n=n+Math.imul(q,ut)|0,o=o+Math.imul(q,at)|0,e=e+Math.imul(L,ft)|0,n=n+Math.imul(L,ct)|0,n=n+Math.imul(N,ft)|0,o=o+Math.imul(N,ct)|0,e=e+Math.imul(O,dt)|0,n=n+Math.imul(O,pt)|0,n=n+Math.imul(E,dt)|0,o=o+Math.imul(E,pt)|0;var Bt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,e=Math.imul(T,ut),n=Math.imul(T,at),n=n+Math.imul(H,ut)|0,o=Math.imul(H,at),e=e+Math.imul(Z,ft)|0,n=n+Math.imul(Z,ct)|0,n=n+Math.imul(q,ft)|0,o=o+Math.imul(q,ct)|0,e=e+Math.imul(L,dt)|0,n=n+Math.imul(L,pt)|0,n=n+Math.imul(N,dt)|0,o=o+Math.imul(N,pt)|0;var Lt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Lt>>>26)|0,Lt&=67108863,e=Math.imul(T,ft),n=Math.imul(T,ct),n=n+Math.imul(H,ft)|0,o=Math.imul(H,ct),e=e+Math.imul(Z,dt)|0,n=n+Math.imul(Z,pt)|0,n=n+Math.imul(q,dt)|0,o=o+Math.imul(q,pt)|0;var Nt=(a+e|0)+((8191&n)<<13)|0;a=(o+(n>>>13)|0)+(Nt>>>26)|0,Nt&=67108863,e=Math.imul(T,dt),n=Math.imul(T,pt),n=n+Math.imul(H,dt)|0,o=Math.imul(H,pt);var It=(a+e|0)+((8191&n)<<13)|0;return a=(o+(n>>>13)|0)+(It>>>26)|0,It&=67108863,u[0]=vt,u[1]=gt,u[2]=Mt,u[3]=yt,u[4]=wt,u[5]=bt,u[6]=_t,u[7]=St,u[8]=At,u[9]=kt,u[10]=xt,u[11]=jt,u[12]=Rt,u[13]=Ot,u[14]=Et,u[15]=Bt,u[16]=Lt,u[17]=Nt,u[18]=It,0!==a&&(u[19]=a,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),a=Math.max(0,o-t.length+1);a<=u;a++){var l=o-a,f=0|t.words[l],c=0|i.words[a],m=f*c,d=67108863&m;h=h+(m/67108864|0)|0,d=d+s|0,s=67108863&d,h=h+(d>>>26)|0,n+=h>>>26,h&=67108863}r.words[o]=s,e=h,h=n}return 0!==e?r.words[o]=e:r.length--,r.strip()}function g(t,i,r){var e=new M;return e.mulp(t,i,r)}function M(t,i){this.x=t,this.y=i}Math.imul||(p=d),o.prototype.mulTo=function(t,i){var r,e=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,i):e<63?d(this,t,i):e<1024?v(this,t,i):g(this,t,i),r},M.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},M.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},M.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]]},M.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),a=Math.sin(2*Math.PI/s),l=0;l<n;l+=s)for(var f=u,c=a,m=0;m<h;m++){var d=r[l+m],p=e[l+m],v=r[l+m+h],g=e[l+m+h],M=f*v-c*g;g=f*g+c*v,v=M,r[l+m]=d+v,e[l+m]=p+g,r[l+m+h]=d-v,e[l+m+h]=p-g,m!==s&&(M=u*f-a*c,c=u*c+a*f,f=M)}},M.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},M.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}},M.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},M.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(0===(-8192&o))},M.prototype.stub=function(t){for(var i=new Array(t),r=0;r<t;r++)i[r]=0;return i},M.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),a=new Array(e),l=new Array(e),f=new Array(e),c=r.words;c.length=e,this.convert13b(t.words,t.length,h,e),this.convert13b(i.words,i.length,a,e),this.transform(h,o,s,u,e,n),this.transform(a,o,l,f,e,n);for(var m=0;m<e;m++){var d=s[m]*l[m]-u[m]*f[m];u[m]=s[m]*f[m]+u[m]*l[m],s[m]=d}return this.conjugate(s,u,e),this.transform(s,u,c,o,e,n),this.conjugate(c,o,e),this.normalize13b(c,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),g(this,t,i)},o.prototype.imul=function(t){return this.clone().mulTo(t,this)},o.prototype.imuln=function(t){e("number"===typeof t),e(t<67108864);for(var i=0,r=0;r<this.length;r++){var n=(0|this.words[r])*t,o=(67108863&n)+(67108863&i);i>>=26,i+=n/67108864|0,i+=o>>>26,this.words[r]=67108863&o}return 0!==i&&(this.words[r]=i,this.length++),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=m(t);if(0===i.length)return new o(1);for(var r=this,e=0;e<i.length;e++,r=r.sqr())if(0!==i[e])break;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 a=0;a<h;a++)u.words[a]=this.words[a];u.length=h}if(0===h);else if(this.length>h)for(this.length-=h,a=0;a<this.length;a++)this.words[a]=this.words[a+h];else this.words[0]=0,this.length=1;var l=0;for(a=this.length-1;a>=0&&(0!==l||a>=n);a--){var f=0|this.words[a];this.words[a]=l<<26-o|f>>>o,l=f&s}return u&&0!==l&&(u.words[u.length++]=l),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;if(this.length<=r)return!1;var o=this.words[r];return!!(o&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;o-=67108863&u,s=(o>>26)-(u/67108864|0),this.words[n+r]=67108863&o}for(;n<this.length-r;n++)o=(0|this.words[n+r])+s,s=o>>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++)o=-(0|this.words[n])+s,s=o>>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],s=this._countBits(h);r=26-s,0!==r&&(n=n.ushln(r),e.iushln(r),h=0|n.words[n.length-1]);var u,a=e.length-n.length;if("mod"!==i){u=new o(null),u.length=a+1,u.words=new Array(u.length);for(var l=0;l<u.length;l++)u.words[l]=0}var f=e.clone()._ishlnsubmul(n,1,a);0===f.negative&&(e=f,u&&(u.words[a]=1));for(var c=a-1;c>=0;c--){var m=67108864*(0|e.words[n.length+c])+(0|e.words[n.length+c-1]);m=Math.min(m/h|0,67108863),e._ishlnsubmul(n,m,c);while(0!==e.negative)m--,e.negative=0,e._ishlnsubmul(n,1,c),e.isZero()||(e.negative^=1);u&&(u.words[c]=m)}return u&&u.strip(),e.strip(),"div"!==i&&0!==r&&e.iushrn(r),{div:u||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}):0!==(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.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new o(this.modn(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.modn=function(t){e(t<=67108863);for(var i=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(i*r+(0|this.words[n]))%t;return r},o.prototype.idivn=function(t){e(t<=67108863);for(var i=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*i;this.words[r]=n/t|0,i=n%t}return this.strip()},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();var n=new o(1),h=new o(0),s=new o(0),u=new o(1),a=0;while(i.isEven()&&r.isEven())i.iushrn(1),r.iushrn(1),++a;var l=r.clone(),f=i.clone();while(!i.isZero()){for(var c=0,m=1;0===(i.words[0]&m)&&c<26;++c,m<<=1);if(c>0){i.iushrn(c);while(c-- >0)(n.isOdd()||h.isOdd())&&(n.iadd(l),h.isub(f)),n.iushrn(1),h.iushrn(1)}for(var d=0,p=1;0===(r.words[0]&p)&&d<26;++d,p<<=1);if(d>0){r.iushrn(d);while(d-- >0)(s.isOdd()||u.isOdd())&&(s.iadd(l),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(a)}},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();var n,h=new o(1),s=new o(0),u=r.clone();while(i.cmpn(1)>0&&r.cmpn(1)>0){for(var a=0,l=1;0===(i.words[0]&l)&&a<26;++a,l<<=1);if(a>0){i.iushrn(a);while(a-- >0)h.isOdd()&&h.iadd(u),h.iushrn(1)}for(var f=0,c=1;0===(r.words[0]&c)&&f<26;++f,c<<=1);if(f>0){r.iushrn(f);while(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,n.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);do{while(i.isEven())i.iushrn(1);while(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)}while(1);return r.iushln(e)},o.prototype.invm=function(t){return this.egcd(t).a.umod(t)},o.prototype.isEven=function(){return 0===(1&this.words[0])},o.prototype.isOdd=function(){return 1===(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];s+=o,o=s>>>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 k(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 w(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(){w.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function _(){w.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function S(){w.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function A(){w.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function k(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 x(t){k.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)}w.prototype._tmp=function(){var t=new o(null);return t.words=new Array(Math.ceil(this.n/13)),t},w.prototype.ireduce=function(t){var i,r=t;do{this.split(r,this.tmp),r=this.imulK(r),r=r.iadd(this.tmp),i=r.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},w.prototype.split=function(t,i){t.iushrn(this.n,0,i)},w.prototype.imulK=function(t){return t.imul(this.k)},n(b,w),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},b.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 0===t.words[t.length-1]&&(t.length--,0===t.words[t.length-1]&&t.length--),t},n(_,w),n(S,w),n(A,w),A.prototype.imulK=function(t){for(var i=0,r=0;r<t.length;r++){var e=19*(0|t.words[r])+i,n=67108863&e;e>>>=26,t.words[r]=n,i=e}return 0!==i&&(t.words[t.length++]=i),t},o._prime=function(t){if(y[t])return y[t];var i;if("k256"===t)i=new b;else if("p224"===t)i=new _;else if("p192"===t)i=new S;else{if("p25519"!==t)throw new Error("Unknown prime "+t);i=new A}return y[t]=i,i},k.prototype._verify1=function(t){e(0===t.negative,"red works only with positives"),e(t.red,"red works only with red numbers")},k.prototype._verify2=function(t,i){e(0===(t.negative|i.negative),"red works only with positives"),e(t.red&&t.red===i.red,"red works only with red numbers")},k.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},k.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},k.prototype.add=function(t,i){this._verify2(t,i);var r=t.add(i);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},k.prototype.iadd=function(t,i){this._verify2(t,i);var r=t.iadd(i);return r.cmp(this.m)>=0&&r.isub(this.m),r},k.prototype.sub=function(t,i){this._verify2(t,i);var r=t.sub(i);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},k.prototype.isub=function(t,i){this._verify2(t,i);var r=t.isub(i);return r.cmpn(0)<0&&r.iadd(this.m),r},k.prototype.shl=function(t,i){return this._verify1(t),this.imod(t.ushln(i))},k.prototype.imul=function(t,i){return this._verify2(t,i),this.imod(t.imul(i))},k.prototype.mul=function(t,i){return this._verify2(t,i),this.imod(t.mul(i))},k.prototype.isqr=function(t){return this.imul(t,t.clone())},k.prototype.sqr=function(t){return this.mul(t,t)},k.prototype.sqrt=function(t){if(t.isZero())return t.clone();var i=this.m.andln(3);if(e(i%2===1),3===i){var r=this.m.add(new o(1)).iushrn(2);return this.pow(t,r)}var n=this.m.subn(1),h=0;while(!n.isZero()&&0===n.andln(1))h++,n.iushrn(1);e(!n.isZero());var s=new o(1).toRed(this),u=s.redNeg(),a=this.m.subn(1).iushrn(1),l=this.m.bitLength();l=new o(2*l*l).toRed(this);while(0!==this.pow(l,a).cmp(u))l.redIAdd(u);var f=this.pow(l,n),c=this.pow(t,n.addn(1).iushrn(1)),m=this.pow(t,n),d=h;while(0!==m.cmp(s)){for(var p=m,v=0;0!==p.cmp(s);v++)p=p.redSqr();e(v<d);var g=this.pow(f,new o(1).iushln(d-v-1));c=c.redMul(g),f=g.redSqr(),m=m.redMul(f),d=v}return c},k.prototype.invm=function(t){var i=t._invmp(this.m);return 0!==i.negative?(i.negative=0,this.imod(i).redNeg()):this.imod(i)},k.prototype.pow=function(t,i){if(i.isZero())return new o(1).toRed(this);if(0===i.cmpn(1))return t.clone();var r=4,e=new Array(1<<r);e[0]=new o(1).toRed(this),e[1]=t;for(var n=2;n<e.length;n++)e[n]=this.mul(e[n-1],t);var h=e[0],s=0,u=0,a=i.bitLength()%26;for(0===a&&(a=26),n=i.length-1;n>=0;n--){for(var l=i.words[n],f=a-1;f>=0;f--){var c=l>>f&1;h!==e[0]&&(h=this.sqr(h)),0!==c||0!==s?(s<<=1,s|=c,u++,(u===r||0===n&&0===f)&&(h=this.mul(h,e[s]),u=0,s=0)):u=0}a=26}return h},k.prototype.convertTo=function(t){var i=t.umod(this.m);return 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