제출 #1314443

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1314443		muhammad-ahmad	Football (info1cup20_football)	C++20	0 / 100	128 ms	548 KiB

football

	#include<bits/stdc++.h>
	using namespace std;
	
	#define int long long
	#define endl '\n'
	#define all(x) x.begin(), x.end()
	
	signed main(){
		int tc; cin >> tc;
		while (tc--){
			int n, k; cin >> n >> k;
			int a[n + 1] = {};
			for (int i = 1; i <= n; i++) cin >> a[i];
			int c1 = 0, c2 = 0, c3 = 0;
			for (auto i : a){
				c1 += (i == 1);
				c2 += (i == 2);
				c3 += (i == 3);
			}
			if (k >= 3){
			if (c3 % 2) cout << 1;
			else if (c2 % 2 && c3 % 2 == 0) cout << 1;
			else cout << c1 % 2;}
			else if (k == 2){
			if ((c2 + c3) % 2) cout << 1;
			else cout << (c1 % 2);
			}
			else{
			cout << (c1 + c2 + c3) % 2;	
			}
		}
	}

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