Конкурс прогнозов

#define _USE_MATH_DEFINES
#include <iostream>
#include <conio.h>
#include <string>
#include <set>
#include <map>
#include <algorithm>
#include <string>
#include <math.h>
#include <vector>
#include <cmath>

using namespace std;

int main()
{
    map <string, string> com;
    vector <int> winner;
    int n;
    int ni, sum=0;

    for (int i = 1; i <= 12; i++)
    {
        string prom;
        cin >> prom;
        if (i <= 4)
            com.insert(pair <string, string>(prom, "gold"));
        else
            if (i <= 8)
                com.insert(pair <string, string>(prom, "silver"));
            else
                com.insert(pair <string, string>(prom, "bronze"));
    }
    cin >> n;
    for (int i = 1; i <= n; i++)
    {
        sum = 0;
        cin >> ni;
        for (int j = 1; j <= ni; j++)
        {
            string prom, prom2;
            cin >> prom;
            cin >> prom2;
            cin >> prom2;
            if (com.find(prom) != com.end())
                if (com[prom] == prom2)
                    sum++;
        }
        winner.push_back(sum);
    }

    sort(winner.begin(), winner.end());
    int prom, prom2;
    prom=winner[winner.size() - 1];
    prom2 = 1;
    for (int i = winner.size() - 2; i >=0; i--)
        if (prom == winner[i])
            prom2 ++;
        else
            break;

    cout << prom2*5;
    system("pause");
    return 0;
}