func_code_string: #include <bits/stdc++.h>   using namespace std;   long n;   vector<long> prec;   int main() {     ios_base::sync_with_stdio(0);     prec.push_back(2);     prec.push_back(7);     prec.push_back(2);     prec.push_back(3);     prec.push_back(3);     prec.push_back(4);     prec.push_back(2);     prec.push_back(5);     prec.push_back(1);     prec.push_back(2);     cin >> n;     cout << prec[n / 10] * prec[n % 10] << endl;     cin.get();     cin.get();     return 0;   }   