#pragma GCC optimize("Ofast") #pragma GCC target("avx2") #define rd(v) long v=0;{long _c;while(_c=*rp++-48,_c>=0)v=v*10+_c;} #define WTHI(v) {long _z=v,_n=0,_d=0;while(++_n,_d=_d<<8|0x30|_z%10,_z/=10);*(long*)wp=_d;wp+=_n;} #define WTLO(v) {long _z=v,_n=8,_d=0;while(_d=_d<<8|0x30|_z%10,_z/=10,--_n);*(long*)wp=_d;wp+=8;} #define wt(v) if(v>=100000000){WTHI(v/100000000);WTLO(v);}else{WTHI(v);} char wbuf[1<<25]; main(){ char rbuf[64]; read(0,rbuf,sizeof rbuf); char*rp=rbuf; rd(n); rd(k); char*wp=wbuf; for(long i=0;i