[C++] Simple Solution
Code
# Code
```cpp []
class Solution {
public:
    int winningPlayerCount(int n, vector<vector<int>>& pick) {
        vector<map<int, int>> cnts(n);
        for(auto &e : pick) {
            cnts[e[0]][e[1]]++;
        }
        int ans = 0;
        for(int i=0; i<n; i++) {
            int player = i;
            auto tm = cnts[i];
            int mx = 0;
            for(auto keyVal : tm)  {
                mx = max(mx, keyVal.second);
            }
            if(mx > i) ans++;
        }
        return ans;
    }
};
```
['C++']