科大讯飞球赛 0%过

感觉把所有都考虑了，包括积分相同考虑净胜球，净胜球数相同考虑总进球数

但是，实在不懂为什么一直是0%，贴上代码

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

using namespace std;

int n;
vector<string> clubs;
vector<pair<string, vector<int>> > newclubs;    // vector jf p-n p
map<string, vector<int>> cnts;

bool Cmp(pair<string, vector<int>> mp1, pair<string, vector<int>> mp2)
{     if (mp1.second[0] > mp2.second[0])         return true;     if (mp1.second[0] == mp2.second[0])     {         if (mp1.second[1] > mp2.second[1])             return true;         if (mp1.second[1] == mp2.second[1])             if (mp1.second[2] > mp2.second[2])                 return true;     }     return false;
}

void GetNewClub()
{     clubs.clear();     newclubs.clear();     cnts.clear();     cin >> n;     clubs = vector<string>(n, "");     int i;     string ab, a, b, xy;     string x, y;     char fg = '-';     char fg2 = ':';     for (i = 0; i < n; i++)     {         cin >> clubs[i];         cnts.insert(make_pair(clubs[i], vector<int>(3, 0)));     }     for (i = 0; i < n*(n-1)/2; i++)     {         cin >> ab >> xy;         int posi = ab.find(fg);         a = ab.substr(0, posi);         b = ab.substr(posi+1);         int posi2 = xy.find(fg2);         x = xy.substr(0, posi2);         y = xy.substr(posi2+1);         if (x > y)         {             cnts[a][0] += 3;             cnts[a][1] += atoi(x.c_str())-atoi(y.c_str());             cnts[a][2] += atoi(x.c_str());             cnts[b][1] += atoi(y.c_str())-atoi(x.c_str());             cnts[b][2] += atoi(y.c_str());         }         else if (x < y)         {             cnts[a][1] += atoi(x.c_str())-atoi(y.c_str());             cnts[a][2] += atoi(x.c_str());             cnts[b][0] += 3;             cnts[b][1] += atoi(y.c_str())-atoi(x.c_str());             cnts[b][2] += atoi(y.c_str());         }         else         {             cnts[a][0] += 1;             cnts[a][1] += atoi(x.c_str())-atoi(y.c_str());             cnts[a][2] += atoi(x.c_str());             cnts[b][0] += 1;             cnts[b][1] += atoi(y.c_str())-atoi(x.c_str());             cnts[b][2] += atoi(y.c_str());         }     }     for (auto &a : cnts)         newclubs.push_back(make_pair(a.first, a.second));     sort(newclubs.begin(), newclubs.end(), Cmp);         clubs.clear();     for (i = 0; i < n/2; i++)         clubs.push_back(newclubs[i].first);          sort(clubs.begin(), clubs.end());     for (auto &a : clubs)         cout << a << endl;     return;
}

int main()
{     while (1)     {         GetNewClub();     }         return 0;
}