Codechef Scores API

CodechefScoresAPI.cpp

#include<bits/stdc++.h>

using namespace std;
int main()
{
    int n;  cin>>n;
    
    std::vector<pair <int, pair<string, int>>> apiData;
    for(int i = 0; i < n;i++)
    {
        int timeStamp, scoreObtained;
        string userName;
        cin>>timeStamp>>userName>>scoreObtained;
        apiData.push_back({timeStamp, {userName, scoreObtained}});
    }
    sort(apiData.begin(), apiData.end());
    
    map<string, int> sortedUsersWithScores, sortedUsersWithMaximumScores;
    
    for(int i = 0; i < n;i++)
        sortedUsersWithScores[apiData[i].second.first]+=apiData[i].second.second;
        
    int maxScore=INT_MIN;
    for(int i = 0; i < n;i++)
        maxScore = max(maxScore, sortedUsersWithScores[apiData[i].second.first]);
    
    for(int i = 0; i < n;i++)
    {
        if(maxScore == sortedUsersWithScores[apiData[i].second.first])
        {
            sortedUsersWithMaximumScores[apiData[i].second.first] += apiData[i].second.second;
            if(sortedUsersWithMaximumScores[apiData[i].second.first] >= maxScore)
            {
                cout<<apiData[i].second.first<<endl;
                break;
            }
        }
    }
   return 0;
}