#include <bits/stdc++.h> using namespace std; int main (){ double n; int r; cin>>n>>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]; } if(b[i]==10){ cout<<'A'; } if(b[i]==11){ cout<<'B'; } if(b[i]==12){ cout<<'C'; } if(b[i]==13){ cout<<'D'; } if(b[i]==14){ cout<<'E'; } if(b[i]==15){ cout<<'F'; } } if(x!=0){ cout<<"."; }else{ return 0; } for(int i=0;i<9;i++){ x=x*2; int xz=x; cout<<xz; x=x-xz; if(x==0){ break; } } } return 0; }