Submission #845912

#	Time	Username	Problem	Language	Result	Execution time	Memory
845912		Piokemon	Football (info1cup20_football)	C++17	100 / 100	27 ms	860 KiB

football

#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;

constexpr int N = 1e5;
ll a[N+9];

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	ll t,n,k;
	cin >> t;
	while(t--){
		cin >> n >> k;
		for (int x=1;x<=n;x++) cin>>a[x];
		bool win=0;
		while(k>=1){
			ll suma = 0;
			for (int x=1;x<=n;x++) suma+=a[x];
			if (suma%2==1) win=1;
			k/=2;
			for (int x=1;x<=n;x++) a[x]=a[x]/2;
		}
		cout << win;
	}
	cout << '\n';
	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