// Print the winner of the election
void print_winner(void)
{
    for (int i = 0; i < candidate_count; i++)
    {
        if (locked[pairs[i].winner][pairs[i].loser])
        {
            if (check_winner(pairs[i].winner))
            {
                printf("%s\n", candidates[pairs[i].winner]);
                break;
            }
        }
    }
    return;
}

bool check_winner(int winner)
{
    for (int j = 0; j < candidate_count; j++)
    {
        if (locked[j][winner])
        {
            return false;
        }
    }
    return true;
}