N8=function(Q,K,x,m,y,b,U,u,D,w,A,a,q,S,B,d){if(D=E(Q,314),D>=Q.i)throw[I4,31];for(q=0,A=(m=Q.i2.length,K),a=D;A>0;)w=a%8,d=a>>3,B=Q.y9[d],u=8-(w|0),S=u<A?u:A,x&&(U=Q,U.L!=a>>6&&(U.L=a>>6,y=p(U,121),U.ke=Y5(8,U.L,[0,0,y[1],y[2]],2,U.W)),B^=Q.ke[d&m]),a+=S,q|=(B>>8-(w|0)-(S|0)&(1<<S)-1)<<(A|0)-(S|0),A-=S;return Y(314,(b=q,Q),(D|0)+(K|0)),b}