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Submission #1065255

# Submission time Handle Problem Language Result Execution time Memory
1065255 2024-08-19T04:49:19 Z Gromp15 Soccer Stadium (IOI23_soccer) C++17
48 / 100
 19 ms 14428 KB 
#include <bits/stdc++.h>
#include "soccer.h"
#define ar array
#define ll long long
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
using namespace std;
template<typename T> bool ckmin(T &a, const T &b) { return a > b ? a = b, 1 : 0; }
template<typename T> bool ckmax(T &a, const T &b) { return a < b ? a = b, 1 : 0; }

const int nax = 31;
int dp[nax][nax][nax][nax];
int biggest_stadium(int n, std::vector<std::vector<int>> F)
{
	memset(dp, 0xc0, sizeof(dp));
	vector<vector<int>> to(n, vector<int>(n, -1));
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < n; j++) if (!F[i][j]) {
			int r = j;
			while (r+1 < n && !F[i][r+1]) r++;
			for (int k = j; k <= r; k++) to[i][k] = r;
			dp[i][i][j][r] = r-j+1;
			j = r;
		}
	}
	for (int len = 1; len < n; len++) {
		for (int i = 0; i+len-1 < n; i++) {
			int j = i+len-1;
			for (int l = 0; l < n; l++) {
				for (int r = l; r < n; r++) if (dp[i][j][l][r] > 0) {
					if (i) {
						for (int z = l; z <= r; z++) if (~to[i-1][z]) {
							int new_r = min(to[i-1][z], r);
							ckmax(dp[i-1][j][z][new_r], dp[i][j][l][r] + new_r - z + 1);
						}
					}
					if (j+1 < n) {
						for (int z = l; z <= r; z++) if (~to[j+1][z]) {
							int new_r = min(to[j+1][z], r);
							ckmax(dp[i][j+1][z][new_r], dp[i][j][l][r] + new_r - z + 1);
						}
					}
				}
			}
		}
	}
	int ans = 0;
	for (int i = 0; i < n; i++) for (int j = i; j < n; j++) for (int k = 0; k < n; k++) for (int l = k; l < n; l++) ckmax(ans, dp[i][j][k][l]);
	return ans;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok

Subtask #1
0.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok
2 Correct 1 ms 3932 KB ok
3 Correct 1 ms 3932 KB ok
4 Correct 2 ms 3932 KB ok
5 Correct 2 ms 3932 KB ok
6 Correct 2 ms 3932 KB ok
7 Runtime error 6 ms 8024 KB Execution killed with signal 11
8 Halted 0 ms 0 KB -

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok
2 Correct 1 ms 3932 KB ok
3 Correct 2 ms 3932 KB ok
4 Correct 1 ms 3932 KB ok
5 Correct 1 ms 3932 KB ok
6 Correct 1 ms 3932 KB ok
7 Correct 2 ms 3944 KB ok
8 Correct 2 ms 3932 KB ok
9 Correct 1 ms 4024 KB ok
10 Correct 2 ms 3932 KB ok
11 Correct 2 ms 3932 KB ok
12 Correct 1 ms 4028 KB ok
13 Correct 1 ms 3932 KB ok

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok
2 Correct 2 ms 3932 KB ok
3 Correct 1 ms 3932 KB ok
4 Correct 2 ms 3932 KB ok
5 Correct 1 ms 3932 KB ok
6 Correct 1 ms 3932 KB ok
7 Correct 1 ms 3932 KB ok
8 Correct 2 ms 3944 KB ok
9 Correct 2 ms 3932 KB ok
10 Correct 1 ms 4024 KB ok
11 Correct 2 ms 3932 KB ok
12 Correct 2 ms 3932 KB ok
13 Correct 1 ms 4028 KB ok
14 Correct 1 ms 3932 KB ok
15 Correct 2 ms 3928 KB ok
16 Correct 2 ms 3932 KB ok
17 Correct 2 ms 3948 KB ok
18 Correct 1 ms 3932 KB ok
19 Correct 2 ms 3932 KB ok
20 Correct 1 ms 3932 KB ok
21 Correct 3 ms 3932 KB ok
22 Correct 1 ms 3932 KB ok
23 Correct 1 ms 3932 KB ok
24 Correct 2 ms 3928 KB ok
25 Correct 2 ms 3932 KB ok
26 Correct 1 ms 3932 KB ok

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok
2 Correct 2 ms 3932 KB ok
3 Correct 1 ms 3932 KB ok
4 Correct 1 ms 3932 KB ok
5 Correct 2 ms 3932 KB ok
6 Correct 2 ms 3932 KB ok
7 Correct 1 ms 3932 KB ok
8 Correct 1 ms 3932 KB ok
9 Correct 1 ms 3932 KB ok
10 Correct 2 ms 3944 KB ok
11 Correct 2 ms 3932 KB ok
12 Correct 1 ms 4024 KB ok
13 Correct 2 ms 3932 KB ok
14 Correct 2 ms 3932 KB ok
15 Correct 1 ms 4028 KB ok
16 Correct 1 ms 3932 KB ok
17 Correct 2 ms 3928 KB ok
18 Correct 2 ms 3932 KB ok
19 Correct 2 ms 3948 KB ok
20 Correct 1 ms 3932 KB ok
21 Correct 2 ms 3932 KB ok
22 Correct 1 ms 3932 KB ok
23 Correct 3 ms 3932 KB ok
24 Correct 1 ms 3932 KB ok
25 Correct 1 ms 3932 KB ok
26 Correct 2 ms 3928 KB ok
27 Correct 2 ms 3932 KB ok
28 Correct 1 ms 3932 KB ok
29 Correct 2 ms 3932 KB ok
30 Correct 2 ms 4060 KB ok
31 Correct 2 ms 3932 KB ok
32 Correct 2 ms 4064 KB ok
33 Correct 2 ms 3932 KB ok
34 Correct 2 ms 3936 KB ok
35 Correct 2 ms 3928 KB ok
36 Correct 2 ms 3932 KB ok
37 Correct 2 ms 3932 KB ok
38 Correct 2 ms 3932 KB ok
39 Correct 2 ms 3932 KB ok
40 Correct 2 ms 4064 KB ok
41 Correct 2 ms 3932 KB ok

Subtask #5
0.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok
2 Correct 2 ms 3932 KB ok
3 Correct 1 ms 3932 KB ok
4 Correct 1 ms 3932 KB ok
5 Correct 2 ms 3932 KB ok
6 Correct 2 ms 3932 KB ok
7 Correct 1 ms 3932 KB ok
8 Correct 1 ms 3932 KB ok
9 Correct 1 ms 3932 KB ok
10 Correct 2 ms 3944 KB ok
11 Correct 2 ms 3932 KB ok
12 Correct 1 ms 4024 KB ok
13 Correct 2 ms 3932 KB ok
14 Correct 2 ms 3932 KB ok
15 Correct 1 ms 4028 KB ok
16 Correct 1 ms 3932 KB ok
17 Correct 2 ms 3928 KB ok
18 Correct 2 ms 3932 KB ok
19 Correct 2 ms 3948 KB ok
20 Correct 1 ms 3932 KB ok
21 Correct 2 ms 3932 KB ok
22 Correct 1 ms 3932 KB ok
23 Correct 3 ms 3932 KB ok
24 Correct 1 ms 3932 KB ok
25 Correct 1 ms 3932 KB ok
26 Correct 2 ms 3928 KB ok
27 Correct 2 ms 3932 KB ok
28 Correct 1 ms 3932 KB ok
29 Correct 2 ms 3932 KB ok
30 Correct 2 ms 4060 KB ok
31 Correct 2 ms 3932 KB ok
32 Correct 2 ms 4064 KB ok
33 Correct 2 ms 3932 KB ok
34 Correct 2 ms 3936 KB ok
35 Correct 2 ms 3928 KB ok
36 Correct 2 ms 3932 KB ok
37 Correct 2 ms 3932 KB ok
38 Correct 2 ms 3932 KB ok
39 Correct 2 ms 3932 KB ok
40 Correct 2 ms 4064 KB ok
41 Correct 2 ms 3932 KB ok
42 Runtime error 19 ms 14428 KB Execution killed with signal 11
43 Halted 0 ms 0 KB -

Subtask #6
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3932 KB ok
2 Correct 2 ms 3932 KB ok
3 Correct 1 ms 3932 KB ok
4 Correct 1 ms 3932 KB ok
5 Correct 2 ms 3932 KB ok
6 Correct 2 ms 3932 KB ok
7 Correct 2 ms 3932 KB ok
8 Runtime error 6 ms 8024 KB Execution killed with signal 11
9 Halted 0 ms 0 KB -