#include <bits/stdc++.h>
using namespace std;

int main()
{
	int N, M;
	cin >> N >> M;
	vector<int> ans;
	while(M != 0)
	{
		ans.push_back(M % N);
		M /= N;
	}
	for(int i = (int)ans.size() - 1; i >= 0; i--) cout << ans[i];
	cout << endl;
	return 0;
}