debug error

void add_match(vector<Match> & match, vector<Team> & team)
{
    int id_team1, id_team2, day, month, year, hour, minute;
    Date match_date;
    Match temp_match;
    int id_match = find_max_id(match)+1;
    cout << "id_match: " << id_match << endl;
 
    char round;
    cout << "group match or playoff match (g/p): ";
    cin >> round;
    if(round == 'g')
    {
        cout << "Input id_team1: ";
        cin >> id_team1;
        cout << "Input id_team2: ";
        cin >> id_team2;
    }
    
    if(round == 'p')
    {
        char team1[2], team2[2];
        //два массива под команду, например "a1" - команда, занявшая первое место в группе а
        cout << "Input team1(for example, a1): ";
        cin >> team1;
        cout << "Input team2(for example, b2): ";
        cin >> team2;
        id_team1 = convert(team1[0], team1[1]);
        id_team2 = convert(team2[0], team2[1]);
    }
 
    cout << "input date: ";
    cin >> day >> month >> year >> hour >> minute;
    match_date.set(year, month, day, hour, minute);
    temp_match.set(id_match, id_team1, id_team2, match_date);
    match.push_back(temp_match);
    
    write_mas_to_file(match, "matchs.txt");
}