Submission #1318544

#	Time	Username	Problem	Language	Result	Execution time	Memory
1318544		Jawad_Akbar_JJ	Football (info1cup20_football)	C++20	100 / 100	136 ms	568 KiB

football

#include <iostream>

using namespace std;
#define int long long
int a[1<<17], sm[100];

void solve(){
	for (int i=0;i<30;i++)
		sm[i] = 0;

	int n, k;
	cin>>n>>k;

	for (int i=1;i<=n;i++){
		cin>>a[i];
		for (int j=0;j<30;j++)
			sm[j] += a[i]>>j;
	}

	for (int i=0;(1<<i) <= k;i++){
		if (sm[i] % 2 == 1){
			cout<<1;
			return;
		}
	}
	cout<<0;
}

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

• 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