Submission #1116509

#	Time	Username	Problem	Language	Result	Execution time	Memory
1116509		epicci23	Football (info1cup20_football)	C++17	100 / 100	24 ms	1388 KiB

football

#include "bits/stdc++.h"
#define int long long
#define all(v) v.begin() , v.end()
#define sz(a) (int)a.size()
using namespace std;

void _(){
  int n,k;
  cin >> n >> k;
  vector<int> v(n);
  for(int i=0;i<n;i++) cin >> v[i];
  for(int p=1;p<=k;p*=2){
    int hm = 0;
    for(int i=0;i<n;i++) hm+=v[i]/p;
    if(hm&1){
      cout << 1;
      return;
    }
  }
  cout << 0;
}

int32_t main(){
  cin.tie(0); ios::sync_with_stdio(0);
  int tc=1;cin >> tc;
  while(tc--) _();
  return 0;
}

• Subtask 1: 26 / 26
• Subtask 2: 8 / 8
• Subtask 3: 11 / 11
• Subtask 4: 8 / 8
• Subtask 5: 16 / 16
• Subtask 6: 16 / 16
• Subtask 7: 7 / 7
• Subtask 8: 8 / 8