oj.uz

Submission #871713

# Submission time Handle Problem Language Result Execution time Memory
871713 2023-11-11T11:11:18 Z TAhmed33 Gardening (RMI21_gardening) C++
100 / 100
 19 ms 956 KB 
    #include <bits/stdc++.h>
    using namespace std;
    /*
    const int n = 20;
    bool dp[n + 1][n + 1][n * n + 1];
    int main () {
    	for (int i = 2; i <= n; i += 2) {
    		for (int j = 2; j <= n; j += 2) {
    			for (int k = 1; k <= i * j; k++) {
    				if (i == 2 && j == 2 && k == 1) {
    					dp[i][j][k] = 1;
    					continue;
    				}
    				dp[i][j][k] = dp[i - 2][j - 2][k - 1];
    				for (int l = 1; l < k; l++) {
    					for (int s = 2; s < i; s += 2) {
    						dp[i][j][k] |= dp[s][j][l] & dp[i - s][j][k - l];
    					}
    					for (int s = 2; s < j; s += 2) {
    						dp[i][j][k] |= dp[i][s][l] & dp[i][j - s][k - l];
    					}
    				}
    			}
    		}
    	}
    	for (int i = 2; i <= n; i += 2) {
    		for (int j = 2; j <= n; j += 2) {
    			for (int l = 1; l <= i * j; l++) {
    				if (dp[i][j][l]) {
    					cout << "YES: " << i << " " << j << " " << l << '\n';
    				} else {
    					cout << "NO: " << i << " " << j << " " << l << '\n';
    				}
    			}
    		}
    	}
    		n and m are even
    		max(n / 2, m / 2) <= k <= n * m / 4, k != n * m / 4 - 1
    		if n == m then k != n / 2 - 1
    	pattern observation level el wa7sh
    }*/
    vector <vector <int>> arr;
    int cnt = 0;
    bool valid (int n, int m, int k) {
    	if (n <= 0 || m <= 0 || k <= 0) return 0;
    	if (n & 1) return 0;
    	if (m & 1) return 0;
    	if (max(n / 2, m / 2) > k || k > n * m / 4 || k == n * m / 4 - 1 || (n == m && k == n / 2 + 1)) return 0;
    	return 1;
    }
    void recurse (int x1, int y1, int x2, int y2, int k) {
    	if (k == 0 || x1 > x2 || y1 > y2) return;
    	int n = x2 - x1 + 1, m = y2 - y1 + 1;
    	assert(valid(n, m, k));
    	if (valid(n - 2, m - 2, k - 1)) {
    		cnt++;
    		for (int i = x1; i <= x2; i++) arr[i][y1] = arr[i][y2] = cnt;
    		for (int i = y1; i <= y2; i++) arr[x1][i] = arr[x2][i] = cnt;
    		recurse(x1 + 1, y1 + 1, x2 - 1, y2 - 1, k - 1);
    		return;
    	}
    	if (k == n * m / 4) {
    		for (int i = x1; i < x2; i += 2) {
    			for (int j = y1; j < y2; j += 2) {
    				cnt++;
    				arr[i][j] = arr[i][j + 1] = arr[i + 1][j] = arr[i + 1][j + 1] = cnt;
    			}
    		}
    		return;
    	}
    	for (int z = 1; z < k; z++) {
    		for (int l = 2; l < n; l += 2) {
    			if (valid(l, m, z) && valid(n - l, m, k - z)) {
    				recurse(x1, y1, x1 + l - 1, y2, z);
    				recurse(x1 + l, y1, x2, y2, k - z);
    				return;
    			}
    		}
    		for (int l = 2; l < m; l += 2) {
    			if (valid(n, l, z) && valid(n, m - l, k - z)) {
    				recurse(x1, y1, x2, y1 + l - 1, z);
    				recurse(x1, y1 + l, x2, y2, k - z);
    				return;
    			}
    		}
    	}
    }
    int main () {
    	ios::sync_with_stdio(0);
    	cin.tie(0);
    	int t;
    	cin >> t;
    	while (t--) {
    		int n, m, k;
    		cin >> n >> m >> k;
    		if (!valid(n, m, k)) {
    			cout << "NO\n"; continue;
    		}
    		cout << "YES\n";
    		arr.clear(); arr = vector <vector <int>> (n + 1, vector <int> (m + 1)); cnt = 0;
    		recurse(1, 1, n, m, k);
    		assert(k == cnt);
    		for (int i = 1; i <= n; i++) {
    			for (int j = 1; j <= m; j++) {
    				cout << arr[i][j] << " ";
    			}
    			cout << '\n';
    		}
    		cout << '\n';
    	}
    }

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 860 KB Correct! Azusa and Laika like the garden :)

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 860 KB Correct! Azusa and Laika like the garden :)
2 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
3 Correct 7 ms 600 KB Correct! Azusa and Laika like the garden :)

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 860 KB Correct! Azusa and Laika like the garden :)
2 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
3 Correct 7 ms 600 KB Correct! Azusa and Laika like the garden :)
4 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
5 Correct 8 ms 604 KB Correct! Azusa and Laika like the garden :)

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 740 KB Correct! Azusa and Laika like the garden :)
2 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
3 Correct 6 ms 780 KB Correct! Azusa and Laika like the garden :)
4 Correct 7 ms 672 KB Correct! Azusa and Laika like the garden :)
5 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
6 Correct 6 ms 600 KB Correct! Azusa and Laika like the garden :)
7 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
8 Correct 7 ms 856 KB Correct! Azusa and Laika like the garden :)
9 Correct 7 ms 600 KB Correct! Azusa and Laika like the garden :)
10 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
11 Correct 8 ms 860 KB Correct! Azusa and Laika like the garden :)
12 Correct 6 ms 604 KB Correct! Azusa and Laika like the garden :)
13 Correct 6 ms 600 KB Correct! Azusa and Laika like the garden :)

Subtask #5
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 348 KB Correct! Azusa and Laika like the garden :)
2 Correct 2 ms 348 KB Correct! Azusa and Laika like the garden :)
3 Correct 2 ms 348 KB Correct! Azusa and Laika like the garden :)
4 Correct 4 ms 604 KB Correct! Azusa and Laika like the garden :)
5 Correct 4 ms 604 KB Correct! Azusa and Laika like the garden :)
6 Correct 3 ms 348 KB Correct! Azusa and Laika like the garden :)
7 Correct 3 ms 456 KB Correct! Azusa and Laika like the garden :)
8 Correct 3 ms 600 KB Correct! Azusa and Laika like the garden :)
9 Correct 3 ms 600 KB Correct! Azusa and Laika like the garden :)
10 Correct 3 ms 604 KB Correct! Azusa and Laika like the garden :)
11 Correct 2 ms 456 KB Correct! Azusa and Laika like the garden :)
12 Correct 3 ms 604 KB Correct! Azusa and Laika like the garden :)
13 Correct 5 ms 600 KB Correct! Azusa and Laika like the garden :)
14 Correct 3 ms 604 KB Correct! Azusa and Laika like the garden :)
15 Correct 3 ms 348 KB Correct! Azusa and Laika like the garden :)
16 Correct 3 ms 584 KB Correct! Azusa and Laika like the garden :)
17 Correct 4 ms 456 KB Correct! Azusa and Laika like the garden :)

Subtask #6
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 860 KB Correct! Azusa and Laika like the garden :)
2 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
3 Correct 7 ms 600 KB Correct! Azusa and Laika like the garden :)
4 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
5 Correct 8 ms 604 KB Correct! Azusa and Laika like the garden :)
6 Correct 10 ms 740 KB Correct! Azusa and Laika like the garden :)
7 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
8 Correct 6 ms 780 KB Correct! Azusa and Laika like the garden :)
9 Correct 7 ms 672 KB Correct! Azusa and Laika like the garden :)
10 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
11 Correct 6 ms 600 KB Correct! Azusa and Laika like the garden :)
12 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
13 Correct 7 ms 856 KB Correct! Azusa and Laika like the garden :)
14 Correct 7 ms 600 KB Correct! Azusa and Laika like the garden :)
15 Correct 7 ms 604 KB Correct! Azusa and Laika like the garden :)
16 Correct 8 ms 860 KB Correct! Azusa and Laika like the garden :)
17 Correct 6 ms 604 KB Correct! Azusa and Laika like the garden :)
18 Correct 6 ms 600 KB Correct! Azusa and Laika like the garden :)
19 Correct 3 ms 348 KB Correct! Azusa and Laika like the garden :)
20 Correct 2 ms 348 KB Correct! Azusa and Laika like the garden :)
21 Correct 2 ms 348 KB Correct! Azusa and Laika like the garden :)
22 Correct 4 ms 604 KB Correct! Azusa and Laika like the garden :)
23 Correct 4 ms 604 KB Correct! Azusa and Laika like the garden :)
24 Correct 3 ms 348 KB Correct! Azusa and Laika like the garden :)
25 Correct 3 ms 456 KB Correct! Azusa and Laika like the garden :)
26 Correct 3 ms 600 KB Correct! Azusa and Laika like the garden :)
27 Correct 3 ms 600 KB Correct! Azusa and Laika like the garden :)
28 Correct 3 ms 604 KB Correct! Azusa and Laika like the garden :)
29 Correct 2 ms 456 KB Correct! Azusa and Laika like the garden :)
30 Correct 3 ms 604 KB Correct! Azusa and Laika like the garden :)
31 Correct 5 ms 600 KB Correct! Azusa and Laika like the garden :)
32 Correct 3 ms 604 KB Correct! Azusa and Laika like the garden :)
33 Correct 3 ms 348 KB Correct! Azusa and Laika like the garden :)
34 Correct 3 ms 584 KB Correct! Azusa and Laika like the garden :)
35 Correct 4 ms 456 KB Correct! Azusa and Laika like the garden :)
36 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
37 Correct 12 ms 860 KB Correct! Azusa and Laika like the garden :)
38 Correct 10 ms 956 KB Correct! Azusa and Laika like the garden :)
39 Correct 10 ms 856 KB Correct! Azusa and Laika like the garden :)
40 Correct 9 ms 856 KB Correct! Azusa and Laika like the garden :)
41 Correct 10 ms 856 KB Correct! Azusa and Laika like the garden :)
42 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
43 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
44 Correct 11 ms 860 KB Correct! Azusa and Laika like the garden :)
45 Correct 9 ms 856 KB Correct! Azusa and Laika like the garden :)
46 Correct 9 ms 860 KB Correct! Azusa and Laika like the garden :)
47 Correct 14 ms 856 KB Correct! Azusa and Laika like the garden :)
48 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
49 Correct 10 ms 856 KB Correct! Azusa and Laika like the garden :)
50 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
51 Correct 10 ms 856 KB Correct! Azusa and Laika like the garden :)
52 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
53 Correct 10 ms 856 KB Correct! Azusa and Laika like the garden :)
54 Correct 10 ms 856 KB Correct! Azusa and Laika like the garden :)
55 Correct 9 ms 856 KB Correct! Azusa and Laika like the garden :)
56 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
57 Correct 10 ms 760 KB Correct! Azusa and Laika like the garden :)
58 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
59 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)
60 Correct 10 ms 860 KB Correct! Azusa and Laika like the garden :)