Submission #541950

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
541950	2022-03-24T21:02:28 Z	DemonLord154	Poi (IOI09_poi)	C++14	Compilation error	0 ms	0 KB

poi

#include<iostream>
#include<vector>
using namespace std;
struct Player{
  int score;
  int id;
  int probSolved;
};
bool comparator(Player player1,Player player2){
  if (player1.score != player2.score){
    return player1.score<player2.score;
  }
  if (player1.probSolved!= player2.probSolved){
    return player1.probSolved < player2.probSolved;
  }
  return player1.id<player2.id;
}
int main(){
  int n,t,p;
  cin>>n>>t>>p;
  vector<Player> players(n);
  int scores[n][t];
  for (int i=0;i<n;i++){
    for (int j=0;j<t;j++){
      cin>>scores[i][j];
    }
  }
  vector<int> eachTestScore(t);
  for (int i=0;i<t;i++){
    int score=0;
    for (int j=0;j<n;j++){
      if (scores[j][i]==0){
        score++;
      }
    }
    eachTestScore[i]=score;
  }
  for (int i=0;i<n;i++){
    int playerScore=0,probsolved=0;
    for (int j=0;j<t;j++){
      if (scores[i][j]==1){
        playerScore+=eachTestScore[j];
        probsolved++;
      }
    }
    players[i].score=playerScore;
    players[i].id=i;
    players[i].probSolved=probsolved;
  }
  sort(players.begin(),players.end(),comparator);
  for (int i=0;i<n;i++){
    if (players[i].id==p-1){
      cout<<players[i].score<<" "<<n-i<<endl;
      break;
    }
  }
}

Compilation message

poi.cpp: In function 'int main()':
poi.cpp:50:3: error: 'sort' was not declared in this scope; did you mean 'qsort'?
   50 |   sort(players.begin(),players.end(),comparator);
      |   ^~~~
      |   qsort