#include<bits/stdc++.h> using namespace std; int main() { double n; cin>>n; int r; cin>>r; int z=n; double x=n-z; int b[32],cnt=0; while(z!=0) { int yu=z%r; b[cnt]=yu; cnt++; z/=r; } if(cnt==0) { cout<<0; } else { for(int i=cnt-1; i>=0; i--) { if(b[i]<10) { cout<<b[i]; } else { if(b[i]=10) { cout<<"A"; }else{ if(b[i]=11) { cout<<"B"; }else{ if(b[i]=12) { cout<<"C"; }else{ if(b[i]=13) { cout<<"D"; }else{ if(b[i]=14) { cout<<"E"; }else{ if(b[i]=15) { cout<<"F"; }else{ if(b[i]=16) { cout<<"G"; }else{ if(b[i]=17) { cout<<"H"; }else{ if(b[i]=18) { cout<<"I"; }else{ if(b[i]=19) { cout<<"J"; }else{ if(b[i]=20) { cout<<"K"; }else{ if(b[i]=21) { cout<<"L"; }else{ if(b[i]=22) { cout<<"M"; }else{ if(b[i]=23) { cout<<"N"; }else{ if(b[i]=24) { cout<<"O"; }else{ if(b[i]=25) { cout<<"P"; }else{ if(b[i]=26) { cout<<"Q"; }else{ if(b[i]=27) { cout<<"R"; }else{ if(b[i]=28) { cout<<"S"; }else{ if(b[i]=29) { cout<<"T"; }else{ if(b[i]=30) { cout<<"U"; }else{ if(b[i]=31) { cout<<"V"; }else{ if(b[i]=32) { cout<<"W"; }else{ if(b[i]=33) { cout<<"X"; }else{ if(b[i]=34) { cout<<"Y"; }else{ if(b[i]=35) { cout<<"Z"; } } } if(x!=0) { cout<<"."; } else { return 0; } for(int i=0; i<9; i++) { x=x*r; int xz=x; cout<<xz; x=x-xz; if(x==0) { break; } } }