Submission #1534067

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

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

  int n;
  long long a;
  vector<long long> v;
  cin >> n;
  for (int i = 0; i < n; i++) {
    cin >> a;
    v.push_back(a);
  }
  do {
    bool flag = true;
    for (int i = 0; i < n-1; i++) {
      //cout << v[i] << ' ' << v[i+1] << endl;
      if ((v[i]*v[i+1]) % 4 != 0) {
        flag = false;
        break;
      }
    }
    if (flag) {
      cout << "Yes" << endl; return 0;
    }
  } while(next_permutation(v.begin(), v.end()));

  cout << "No" << endl;

  return 0;
}

Submission Info

Judge Result