#include<bits/stdc++.h>
// #include<atcoder/all>
// #include<boost/multiprecision/cpp_int.hpp>

using namespace std;
// using namespace atcoder;
// using bint = boost::multiprecision::cpp_int;
using ll = long long;
using ull = unsigned long long;
using P = pair<int,int>;
#define rep(i,n) for(ll i = 0;i < (ll)n;i++)
#define ALL(x) (x).begin(),(x).end()
#define MOD 1000000007
// #define MOD 998244353


int main(){
  
  ll n,m;
  cin >> n >> m;
  vector<int> res;
  while(m){
    res.push_back(m%n);
    m /= n;
  }
  if(res.empty())res.push_back(0);
  reverse(ALL(res));
  rep(i,res.size())cout << res[i];
  cout << "\n";
  

  return 0;
}