func_code_string: #include <bits/stdc++.h>   using namespace std;   long long N;   string S;   long long sol;   long long dim;   long long e;   long long last() {     long long d = 1ll;     long long n = 0ll;     long long sz = (long long)(S.size());     int zero = 0;     for (long long i = sz - 1; i >= sz - dim && i >= 0 && n < N; i--) {       if (d * (long long)(S[i] -  0 ) + n < N) {         if (S[i] ==  0 )           zero++;         else           zero = 0;         n += d * (long long)(S[i] -  0 ), d *= 10ll, S.pop_back();       }     }     if (n == 0) zero--;     while (zero > 0) S.push_back( 0 ), zero--;     return n;   }   int main() {     cin >> N >> S;     long long c = N;     while (c) c /= 10, dim++;     e = 1ll;     while (!S.empty()) {       sol += e * last();       e *= N;     }     cout << sol;     return 0;   }   