Submission #693157

#	Time	Username	Problem	Language	Result	Execution time	Memory
693157		tvladm2009	Football (info1cup20_football)	C++17	100 / 100	60 ms	1292 KiB

football

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

void solve() {
  int n, k;
  cin >> n >> k;
  int aux = 0;
  for (int i = 1; i <= n; i++) {
    int x;
    cin >> x;
    aux ^= x;
  }
  for (int i = 0; (1 << i) <= k; i++) {
    if (aux & (1 << i)) {
      cout << "1";
      return;
    }
  }
  cout << "0";
}

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

  int t;
  cin >> t;
  while (t--) {
    solve();
  }
  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