func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     string line;     int persons = 0;     int data = 0;     while (getline(cin, line)) {       if (line[0] ==  + )         ++persons;       else if (line[0] ==  - )         --persons;       else         data += (line.size() - line.find( : ) - 1) * persons;     }     cout << data << endl;   }   