oj.uz

Submission #1082089

# Submission time Handle Problem Language Result Execution time Memory
1082089 2024-08-30T17:03:20 Z ArthuroWich Soccer Stadium (IOI23_soccer) C++17
54 / 100
 4500 ms 538828 KB 
#include "soccer.h"
#include<bits/stdc++.h>
using namespace std;
int n, ans = 0;
vector<vector<pair<int, int>>> segs;
map<tuple<int, int, int, int>, int> dp1; 
int solve(int i1, int i2, int l, int r) {
    if (dp1.find({i1, i2, l, r}) != dp1.end()) {
        return dp1[{i1, i2, l, r}];
    }
    int v = 0;
    if (i1-1 >= 0) {
        for (auto [x, y] : segs[i1-1]) {
            if (r < x || y < l) {
                continue;
            }
            v = max(v, solve(i1-1, i2, max(l, x), min(r, y)));
        }
    }
    if (i2+1 < n) {
        for (auto [x, y] : segs[i2+1]) {
            if (r < x || y < l) {
                continue;
            }
            v = max(v, solve(i1, i2+1, max(l, x), min(r, y)));
        }
    }
    dp1[{i1, i2, l, r}] = v+(r-l+1);
    return v+(r-l+1);
}
int biggest_stadium(int N, vector<vector<int>> f) {
    n = N;
    segs.resize(n);
    for (int i = 0; i < n; i++) {
        int l = -1, r = -1;
        for (int j = 0; j < n; j++) {
            if (f[i][j] == 0) {
                if (l == -1) {
                    l = j;
                }
                r = j;
            } else {
                if (l != -1) {
                    segs[i].push_back({l, r});
                }
                l = -1;
            }
        }
        if (l != -1) {
            segs[i].push_back({l, r});
        }
    }
    for (int i = 0; i < n; i++) {
        for (auto [x, y] : segs[i]) {
            ans = max(ans, solve(i, i, x, y));
        }
    }
    return ans;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 0 ms 348 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 1 ms 348 KB ok
5 Correct 0 ms 348 KB ok
6 Correct 0 ms 348 KB ok
7 Correct 2 ms 860 KB ok
8 Correct 63 ms 12172 KB ok
9 Correct 1027 ms 186960 KB ok

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 0 ms 348 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 0 ms 348 KB ok
6 Correct 0 ms 348 KB ok
7 Correct 0 ms 348 KB ok
8 Correct 0 ms 348 KB ok
9 Correct 0 ms 348 KB ok
10 Correct 0 ms 348 KB ok
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Correct 0 ms 348 KB ok

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 0 ms 348 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 0 ms 348 KB ok
6 Correct 0 ms 348 KB ok
7 Correct 0 ms 348 KB ok
8 Correct 0 ms 348 KB ok
9 Correct 0 ms 348 KB ok
10 Correct 0 ms 348 KB ok
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Correct 0 ms 348 KB ok
14 Correct 0 ms 348 KB ok
15 Correct 0 ms 348 KB ok
16 Correct 0 ms 348 KB ok
17 Correct 0 ms 348 KB ok
18 Correct 0 ms 348 KB ok
19 Correct 0 ms 348 KB ok
20 Correct 0 ms 348 KB ok
21 Correct 0 ms 348 KB ok
22 Correct 0 ms 344 KB ok
23 Correct 0 ms 348 KB ok
24 Correct 0 ms 348 KB ok
25 Correct 0 ms 348 KB ok
26 Correct 0 ms 348 KB ok

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 0 ms 348 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 1 ms 348 KB ok
6 Correct 0 ms 348 KB ok
7 Correct 0 ms 348 KB ok
8 Correct 0 ms 348 KB ok
9 Correct 0 ms 348 KB ok
10 Correct 0 ms 348 KB ok
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Correct 0 ms 348 KB ok
14 Correct 0 ms 348 KB ok
15 Correct 0 ms 348 KB ok
16 Correct 0 ms 348 KB ok
17 Correct 0 ms 348 KB ok
18 Correct 0 ms 348 KB ok
19 Correct 0 ms 348 KB ok
20 Correct 0 ms 348 KB ok
21 Correct 0 ms 348 KB ok
22 Correct 0 ms 348 KB ok
23 Correct 0 ms 348 KB ok
24 Correct 0 ms 344 KB ok
25 Correct 0 ms 348 KB ok
26 Correct 0 ms 348 KB ok
27 Correct 0 ms 348 KB ok
28 Correct 0 ms 348 KB ok
29 Correct 0 ms 348 KB ok
30 Correct 1 ms 348 KB ok
31 Correct 1 ms 348 KB ok
32 Correct 0 ms 348 KB ok
33 Correct 1 ms 348 KB ok
34 Correct 0 ms 348 KB ok
35 Correct 0 ms 348 KB ok
36 Correct 0 ms 348 KB ok
37 Correct 1 ms 348 KB ok
38 Correct 0 ms 432 KB ok
39 Correct 0 ms 344 KB ok
40 Correct 0 ms 348 KB ok
41 Correct 1 ms 448 KB ok

Subtask #5
0.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 0 ms 348 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 1 ms 348 KB ok
6 Correct 0 ms 348 KB ok
7 Correct 0 ms 348 KB ok
8 Correct 0 ms 348 KB ok
9 Correct 0 ms 348 KB ok
10 Correct 0 ms 348 KB ok
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Correct 0 ms 348 KB ok
14 Correct 0 ms 348 KB ok
15 Correct 0 ms 348 KB ok
16 Correct 0 ms 348 KB ok
17 Correct 0 ms 348 KB ok
18 Correct 0 ms 348 KB ok
19 Correct 0 ms 348 KB ok
20 Correct 0 ms 348 KB ok
21 Correct 0 ms 348 KB ok
22 Correct 0 ms 348 KB ok
23 Correct 0 ms 348 KB ok
24 Correct 0 ms 344 KB ok
25 Correct 0 ms 348 KB ok
26 Correct 0 ms 348 KB ok
27 Correct 0 ms 348 KB ok
28 Correct 0 ms 348 KB ok
29 Correct 0 ms 348 KB ok
30 Correct 1 ms 348 KB ok
31 Correct 1 ms 348 KB ok
32 Correct 0 ms 348 KB ok
33 Correct 1 ms 348 KB ok
34 Correct 0 ms 348 KB ok
35 Correct 0 ms 348 KB ok
36 Correct 0 ms 348 KB ok
37 Correct 1 ms 348 KB ok
38 Correct 0 ms 432 KB ok
39 Correct 0 ms 344 KB ok
40 Correct 0 ms 348 KB ok
41 Correct 1 ms 448 KB ok
42 Correct 676 ms 74580 KB ok
43 Correct 322 ms 37456 KB ok
44 Execution timed out 4554 ms 538828 KB Time limit exceeded
45 Halted 0 ms 0 KB -

Subtask #6
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 0 ms 348 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 1 ms 348 KB ok
6 Correct 0 ms 348 KB ok
7 Correct 0 ms 348 KB ok
8 Correct 2 ms 860 KB ok
9 Correct 63 ms 12172 KB ok
10 Correct 1027 ms 186960 KB ok
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Correct 0 ms 348 KB ok
14 Correct 0 ms 348 KB ok
15 Correct 0 ms 348 KB ok
16 Correct 0 ms 348 KB ok
17 Correct 0 ms 348 KB ok
18 Correct 0 ms 348 KB ok
19 Correct 0 ms 348 KB ok
20 Correct 0 ms 348 KB ok
21 Correct 0 ms 348 KB ok
22 Correct 0 ms 348 KB ok
23 Correct 0 ms 348 KB ok
24 Correct 0 ms 348 KB ok
25 Correct 0 ms 348 KB ok
26 Correct 0 ms 348 KB ok
27 Correct 0 ms 348 KB ok
28 Correct 0 ms 348 KB ok
29 Correct 0 ms 344 KB ok
30 Correct 0 ms 348 KB ok
31 Correct 0 ms 348 KB ok
32 Correct 0 ms 348 KB ok
33 Correct 0 ms 348 KB ok
34 Correct 0 ms 348 KB ok
35 Correct 1 ms 348 KB ok
36 Correct 1 ms 348 KB ok
37 Correct 0 ms 348 KB ok
38 Correct 1 ms 348 KB ok
39 Correct 0 ms 348 KB ok
40 Correct 0 ms 348 KB ok
41 Correct 0 ms 348 KB ok
42 Correct 1 ms 348 KB ok
43 Correct 0 ms 432 KB ok
44 Correct 0 ms 344 KB ok
45 Correct 0 ms 348 KB ok
46 Correct 1 ms 448 KB ok
47 Correct 676 ms 74580 KB ok
48 Correct 322 ms 37456 KB ok
49 Execution timed out 4554 ms 538828 KB Time limit exceeded
50 Halted 0 ms 0 KB -