#include <iostream>
#include <vector>
#include <iomanip>
#include <algorithm>
using namespace std;

const int initv = 100001;

int main(){
    int n,m;
    cin >> n >> m;

    vector<int> ans;
    while(0<m){
        ans.push_back(m%n);
        m/=n;
    }
    reverse(ans.begin(),ans.end());

    for(auto x:ans) cout << x;
    cout << endl;
}