#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <utility>
#include <atcoder/modint>

using namespace std;
using i32 = int32_t;
using u32 = uint32_t;
using i64 = int64_t;
using u64 = uint64_t;
#define rep(i,n) for(int i=0; i<(int)(n); i++)

using Modint = atcoder::static_modint<998244353>;
const i64 INF = 1001001001001001001;

int main(){
    i64 N, M; cin >> N >> M;
    string ans = "";
    while(M){ ans.push_back(M%N+'0'); M/=N; }
    reverse(ans.begin(), ans.end());
    if(ans.empty()) ans += "0";
    cout << ans << endl;
    return 0;
}


struct ios_do_not_sync{
    ios_do_not_sync(){
        std::ios::sync_with_stdio(false);
        std::cin.tie(nullptr);
    }
} ios_do_not_sync_instance;