func_code_string: #include <bits/stdc++.h>   using namespace std;   const int inf = 2000000000;   const double eps = 1e-9, Pi = 2 * acos(0);   int main() {     ifstream fin( input.txt );     ofstream fout( output.txt );     string s;     cin >> s;     map<string, int> make_pair;     for (int i = 0; i <= 9; i++) {       string x;       cin >> x;       make_pair[x] = i;     }     for (int i = 0; i < 8; i++) {       string x =   ;       for (int j = i * 10; j < (i + 1) * 10; j++) x += s[j];       cout << make_pair[x];     }     return 0;   }   