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Submission #769147

# Submission time Handle Problem Language Result Execution time Memory
769147 2023-06-29T08:52:21 Z NintsiChkhaidze Football (info1cup20_football) C++17
100 / 100
 27 ms 576 KB 
#include <bits/stdc++.h>
#define pb push_back
#define ll long long
#define s second
#define f first
#define left (node<<1),l,((l+r)>>1)
#define right ((node<<1)|1),((l+r)>>1) + 1,r
 #define int ll 
using namespace std;

const int N = 1e5 + 5;

int a[N];

signed main() {
	ios_base::sync_with_stdio(0),cin.tie(NULL),cout.tie(NULL);
	
	int T;
	cin>>T;
	while (T--){
		int n; ll k;
		cin>>n>>k;
		ll sum=0;
		for (int i = 1; i <= n; i++){
			cin>>a[i];
			sum += a[i];
		}
		if (sum&1){
			cout<<'1';
			continue;
		}
		
		int p = 0;
		for (ll i = 2; i <= k; i *= 2){
			ll cnt=0;
			for (int j = 1; j<= n; j++){
				cnt += a[j]/i;
			}
			if (cnt & 1){
				p = 1;
				break;
			}
		}
		if (p) cout<<'1';
		else cout<<'0';
	}
	
}

/*
2
1 2
8
1 4
12
*/

Subtask #1
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 488 KB Output is correct
2 Correct 8 ms 468 KB Output is correct
3 Correct 8 ms 468 KB Output is correct
4 Correct 8 ms 468 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 340 KB Output is correct
2 Correct 6 ms 340 KB Output is correct

Subtask #4
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 340 KB Output is correct
2 Correct 15 ms 472 KB Output is correct
3 Correct 15 ms 468 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 392 KB Output is correct
2 Correct 27 ms 472 KB Output is correct
3 Correct 27 ms 496 KB Output is correct

Subtask #6
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 468 KB Output is correct
2 Correct 9 ms 488 KB Output is correct
3 Correct 9 ms 488 KB Output is correct

Subtask #7
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 468 KB Output is correct
2 Correct 11 ms 576 KB Output is correct
3 Correct 19 ms 492 KB Output is correct

Subtask #8
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 480 KB Output is correct
2 Correct 16 ms 488 KB Output is correct