제출 #448091

#제출 시각아이디문제언어결과실행 시간메모리
448091cadmiumskyFootball (info1cup20_football)C++14
100 / 100
245 ms1976 KiB
#include <iostream>

using std::cin;
using std::cout;

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

int main() {
  int t;
  cin >> t;
  while(t--)
    testcase();
  cout <<'\n';
}
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