#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <utility>
#include <map>
#include <set>
#include <queue>
#include <iomanip>
#include <cstring>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
typedef long long ll;
#define rep(i,n) for (int i = 0; i < int(n);i++)

int main(){
    int n,m;
    cin >> n >> m;
    string ans;
    while(m > 0){
        int d = m%n;
        ans += char('0'+d);
        m/=n;
    }
    if (ans == "") {
        cout << 0 << endl;
        return 0;
    }
    reverse(ans.begin(),ans.end());
    cout << ans << endl;
    
    return 0;
}