Submission #1069860

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1069860	2024-08-22 09:27:06	NeroZein	Brought Down the Grading Server? (CEOI23_balance)	C++17	10 / 100	28 ms	7364 KiB

balance

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#include <bits/stdc++.h>
using namespace std;
 
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0); 
  int n, s, t;
  cin >> n >> s >> t;
  vector<int> tot(t);
  vector<vector<int>> a(n, vector<int> (s)); 
  for (int i = 0; i < n; ++i) {
    for (int j = 0; j < s; ++j) {
      cin >> a[i][j];
      --a[i][j]; 
      tot[a[i][j]]++; 
    }
  }
  for (int mask = 0; mask < (1 << n); ++mask) {
    vector<vector<int>> cnt(s, vector<int> (t));
    for (int i = 0; i < n; ++i) {
      bool rev = (mask >> i & 1); 
      for (int j = 0; j < 2; ++j) {
        int task = a[i][j ^ rev]; 
        cnt[j][task]++; 
      }
    }
    bool ok = true; 
    for (int i = 0; i < t; ++i) {
      for (int j = 0; j < 2; ++j) {
        if (cnt[j][i] > (tot[i] + 1) / 2) {
 
 
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• Subtask 0: 0 / 0
• Subtask 1: 10 / 10
• Subtask 2-1: 0 / 15
• Subtask 2-2: 0 / 5
• Subtask 2-3: 0 / 5
• Subtask 3-1: 0 / 15
• Subtask 3-2: 0 / 5
• Subtask 3-3: 0 / 5
• Subtask 4-1: 0 / 20
• Subtask 4-2: 0 / 10
• Subtask 4-3: 0 / 10