Submission #503507

#	Time	Username	Problem	Language	Result	Execution time	Memory
503507		600Mihnea	Poi (IOI09_poi)	C++17	100 / 100	262 ms	23792 KiB

poi

#include <bits/stdc++.h>

using namespace std;

const int N = 2000 + 7;
int n;
int t;
int pos;
int yes[N][N];
int nsolved[N];
int score[N];
int total[N];

bool cmp(int i, int j) {
  if (score[i] != score[j]) {
    return score[i] > score[j];
  }
  if (total[i] != total[j]) {
    return total[i] > total[j];
  }
  return i < j;
}

int main() {
  ios::sync_with_stdio(0); cin.tie(0);

///  freopen ("input", "r", stdin);

  cin >> n >> t >> pos;
  for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= t; j++) {
      cin >> yes[i][j];
      total[i] += yes[i][j];
      nsolved[j] += 1 ^ yes[i][j];
    }
  }

  for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= t; j++) {
      score[i] += yes[i][j] * nsolved[j];
    }
  }

  int sm = 0;
  for (int i = 1; i <= n; i++) {
    if (i != pos) {
      sm += cmp(i, pos);
    }
  }

  cout << score[pos] << " " << sm + 1 << "\n";
  return 0;
}

• Subtask 1: 100 / 100