func_code_string: #include <bits/stdc++.h>   using namespace std;   map<string, int> ma;   map<string, int>::iterator p;   long i, n, m;   double ex, k;   int main() {     cin >> n >> m >> k;     string st;     for (i = 1; i <= n; i++) {       cin >> st >> ex;       ma[st] = (int)(ex * k + 1e-9);       if (ma[st] < 100) ma.erase(st);     }     for (i = 1; i <= m; i++) {       cin >> st;       ma[st] += 0;     }     cout << ma.size() << endl;     for (p = ma.begin(); p != ma.end(); p++)       cout << p->first <<     << p->second << endl;     return 0;   }   