Submission #480981

#	Time	Username	Problem	Language	Result	Execution time	Memory
480981		rk42745417	Football (info1cup20_football)	C++17	100 / 100	36 ms	1228 KiB

football

#include <bits/stdc++.h>
using namespace std;

#define EmiliaMyWife ios::sync_with_stdio(0); cin.tie(0);
using ll = int64_t;
using uint = uint32_t;
using ull = uint64_t;
using ld = long double;
const int INF = 0x3f3f3f3f;
const int MOD = 1e9 + 7;
const double EPS = 1e-8;
const ll LINF = ll(1e18) + ll(1e15);
static auto LamyIsCute = []() {
	EmiliaMyWife
	return 48763;
}();

signed main() {
	int t;
	cin >> t;
	while(t--) {
		int n, k;
		cin >> n >> k;
		int w = 0;
		while(n--) {
			int x;
			cin >> x;
			w ^= x;
		}
		cout << (w > 0 && k >= (w & -w));
	}
	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