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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#608160#5438. Half MixedlonelywolfWA 114ms3864kbC++201.4kb2024-10-03 19:13:192024-10-03 19:13:20

Judging History

你现在查看的是最新测评结果

  • [2024-10-03 19:13:20]
  • 评测
  • 测评结果:WA
  • 用时:114ms
  • 内存:3864kb
  • [2024-10-03 19:13:19]
  • 提交

answer

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

#define int long long  

void solve() {
	int n, m;
	cin >> n >> m;

	if ((n + 1) * n % 4 && (m + 1) * m % 4) {
		cout << "No\n";
		return;
	}
	cout << "Yes\n";
	
	bool f = false;
	if ((m + 1) * m % 4) {
		swap(n, m);
		f = true;
	}

	vector<vector<int>> a(n + 1, vector<int>(m + 1));
	int t = (m + 1) * m / 4 - m;
	vector<int> ans;
	while (t > 0) {
		int l = 1, r = m + 1;
		while (l + 1 != r) {
			int mid = (l + r) / 2;
			if (mid * (mid - 1) / 2 <= t) {
				l = mid;
			} else {
				r = mid;
			}
		}
		t -= (l - 1) * l / 2;
		ans.push_back(l);
	}

	vector<int> x;
	for (int i = 0; i < ans.size(); i++) {
		for (int j = 0; j < ans[i]; j++) {
			x.push_back(1);
		}
		x.push_back(0);
	}
	
	int now = 1;
	while (x.size() < m) {
		x.push_back(now);
		now ^= 1;
	}

	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= m; j++) {
			a[i][j] = x[j - 1];
		}
	}
	if (f) {
		for (int j = 1; j <= m; j++) {
			for (int i = 1; i <= n; i++) {
				cout << a[i][j] << " \n"[i == n];
			}
		}
	} else {
		for (int i = 1; i <= n; i++) {
			for (int j = 1; j <= m; j++) {
				cout << a[i][j] << " \n"[j == m];
			}
		}
	}
}

signed main() {  
    ios::sync_with_stdio(false);
    cin.tie(nullptr);  

    int t;
    cin >> t;
    while (t--) {
    	solve();
    }

    return 0;
}  
  

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3864kb

input:

2
2 3
1 1

output:

Yes
1 0 1
1 0 1
No

result:

ok OK, Accepted. (2 test cases)

Test #2:

score: -100
Wrong Answer
time: 114ms
memory: 3784kb

input:

5382
1 1
1 2
2 1
1 3
2 2
3 1
1 4
2 3
3 2
4 1
1 5
2 4
3 3
4 2
5 1
1 6
2 5
3 4
4 3
5 2
6 1
1 7
2 6
3 5
4 4
5 3
6 2
7 1
1 8
2 7
3 6
4 5
5 4
6 3
7 2
8 1
1 9
2 8
3 7
4 6
5 5
6 4
7 3
8 2
9 1
1 10
2 9
3 8
4 7
5 6
6 5
7 4
8 3
9 2
10 1
1 11
2 10
3 9
4 8
5 7
6 6
7 5
8 4
9 3
10 2
11 1
1 12
2 11
3 10
4 9
5 8
6 ...

output:

No
No
No
Yes
1 0 1
No
Yes
1
0
1
Yes
1 1 0 1
Yes
1 0 1
1 0 1
Yes
1 1
0 0
1 1
Yes
1
1
0
1
No
Yes
1 1 0 1
1 1 0 1
Yes
1 0 1
1 0 1
1 0 1
Yes
1 1
1 1
0 0
1 1
No
No
No
Yes
1 1 0 1
1 1 0 1
1 1 0 1
Yes
1 0 1
1 0 1
1 0 1
1 0 1
No
No
Yes
1 1 1 1 0 1 1
No
Yes
1 1 1 1 1
0 0 0 0 0
1 1 1 1 1
Yes
1 1 0 1
1 1 0 1
1...

result:

wrong answer 69 Mixed Submatrices Found, but 68 Expected (test case 121)