Submission #1259188

#	Time	Username	Problem	Language	Result	Execution time	Memory
1259188		bynix	Poi (IOI09_poi)	C++20	100 / 100	389 ms	31820 KiB

poi

#include "bits/stdc++.h"
using namespace std;
#define int long long

signed main(){
  int n, t, p; cin >> n >> t >> p;
  vector<vector<int>> d(n, vector<int>(t));
  for (int i = 0; i < n; i++)
    for (int j = 0; j < t; j++)
      cin >> d[i][j];

  vector<int> ts(t, 0);
  for (int i = 0; i < t; i++)
    for (int j = 0; j < n; j++)
      ts[i] += !d[j][i];

  vector<vector<int>> c(n, vector<int>(3, 0));
  for (int i = 0; i < n; i++)
    for (int j = 0; j < t; j++)
      c[i][0] += d[i][j] * ts[j], c[i][1] += d[i][j], c[i][2] = i+1; 
  
  sort(c.begin(), c.end(), [&](vector<int>& a, vector<int>& b){
        if (a[0] != b[0]) return a[0] > b[0];
        else if (a[1] != b[1]) return a[1] > b[1];
        else return a[2] < b[2];
      });
  
  for (int i = 0; i < n; i++)
    if (c[i][2] == p) cout << c[i][0] << ' ' << i+1;
}

• Subtask 1: 100 / 100