oj.uz

Submission #631063

# Submission time Handle Problem Language Result Execution time Memory
631063 2022-08-17T16:08:19 Z ZsofiaKeresztely Kpart (eJOI21_kpart) C++14
0 / 100
 1 ms 852 KB 
#include <bits/stdc++.h>
using namespace std;

int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int t, n, s;
  cin >> t;
  vector<int> a, lasti, pref;
  set<int> k;
  while (t--){
    cin >> n;
    a.assign(n+1, 0);
    lasti.assign(50001, -1);
    pref.assign(n+1, 0);
    k.clear();
    s = 0;
    for (int i=1; i<n+1; i++){
      cin >> a[i];
      s += a[i];
      pref[i] = s;
    }
    s /= 2;
    for (int i=1; i<n+1; i++){
      k.insert(i);
      for (int j=s-a[i]; j>0; j--){
        lasti[j + a[i]] = max(lasti[j + a[i]], lasti[j]);
      }
      if (a[i] <= s){
        lasti[a[i]] = i;
      }
      auto it = k.begin();
      while (it != k.end()){
        if ((pref[i] - pref[i - *it]) % 2 || lasti[(pref[i] - pref[i - *it]) / 2] < i - *it + 1){
          k.erase(it);
          if (!k.empty()){
            it++;
          }
        }
        it++;
      }
    }
    cout << k.size() << " ";
    for (int x : k){
      cout << x << " ";
    }
    cout << "\n";
  }
  return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 852 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 852 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 70.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 796 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -