"简简单单"

求求了点个赞吧!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

#include<bits/stdc++.h>
using namespace std;
char a[]={'1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
long long r,n,id=0;
char s[1005];
int main(){
    cin>>r>>n;
    while(n){
        s[id++]=a[n%r]-1;
        n/=r;
    }
    for(int i=id-1;i>=0;i--){
        cout<<s[i];
    }
    return 0;
}