Games (JA3-Task-3-Games) C++

#include <iostream>
#include <string>
#include <vector>
#include <map>

using namespace std;

typedef struct team
{
    vector<string> vPlayerList;
    int nWins;
    team() : nWins(0) {}
} Team;

int main()
{
    cin.sync_with_stdio(false);
    cout.sync_with_stdio(false);

    int nTeams;
    cin >> nTeams;

    map<string, Team> teamList;
    for (int i = 0; i < nTeams; i++)
    {
        Team team;
        string szTeamName;
        int nTeamSize;
        cin >> szTeamName >> nTeamSize;
        team.vPlayerList.reserve(nTeamSize);
        while (nTeamSize--)
        {
            string szPlayer;
            cin >> szPlayer;
            team.vPlayerList.push_back(szPlayer);
        }
        teamList[szTeamName] = team;
    }

    int nGames;
    cin >> nGames;

    for (int i = 0; i < nGames; i++)
    {
        string szTeamName;
        cin >> szTeamName;
        teamList[szTeamName].nWins++;
    }

    map<string, int> mPlayerScores;
    for (const auto& item : teamList)
    {
        for (const string& str : item.second.vPlayerList)
        {
                mPlayerScores[str] += item.second.nWins;
        }
    }

    map<string, int>::iterator it = mPlayerScores.begin();
    while (it != mPlayerScores.end())
    {
        cout << it->second << " ";
        it++;
    }

    cout << endl;

    return 0;
}