oj.uz

Submission #839952

# Submission time Handle Problem Language Result Execution time Memory
839952 2023-08-30T21:59:13 Z jonathanirvings Soccer Stadium (IOI23_soccer) C++17
25 / 100
 250 ms 31820 KB 
#include "soccer.h"

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

bool inside(pair<int, int> a, pair<int, int> b) {
    return b.first <= a.first && a.second <= b.second;
}

int biggest_stadium(int N, std::vector<std::vector<int>> F)
{
    pair<int, int> inv = make_pair(-1, -1);
    vector<pair<int, int>> border(N, inv);
    int ans = 0;
    for (int i = 0; i < N; ++i) {
        for (int j = 0; j < N; ++j) {
            if (F[i][j] == 0) {
                ++ans;
                if (j == 0 || F[i][j - 1] == 1) {
                    if (border[i] != inv) {
                        return 0;
                    }
                    border[i].first = j;
                }
                border[i].second = j;
            }
        }
    }
    int mx = 0;
    for (int i = 0; i < N; ++i) {
        if (border[i] != inv && border[i].second - border[i].first
                             >= border[mx].second - border[mx].first) {
            mx = i;
        }
    }
    int l = mx - 1;
    int r = mx + 1;
    pair<int, int> now = border[mx];
    while ((l >= 0 && border[l] != inv) || (r < N && border[r] != inv)) {
        if (l < 0 || border[l] == inv) {
            if (!inside(border[r], now)) {
                return 0;
            }
            now = border[r];
            ++r;
        } else if (r >= N || border[r] == inv) {
            if (!inside(border[l], now)) {
                return 0;
            }
            now = border[l];
            --l;
        } else {
            if (border[r].second - border[r].first >= border[l].second - border[l].first) {
                if (!inside(border[r], now)) {
                    return 0;
                }
                now = border[r];
                ++r;
            } else {
                if (!inside(border[l], now)) {
                    return 0;
                }
                now = border[l];
                --l;
            }
        }
    }
    for (int i = 0; i < N; ++i) {
        if (i < l || i > r) {
            if (border[i] != inv) {
                return 0;
            }
        }
    }
    return ans;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB partial

Subtask #1
1.5 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB ok
2 Correct 0 ms 212 KB ok
3 Correct 0 ms 212 KB ok
4 Correct 0 ms 212 KB ok
5 Correct 0 ms 212 KB ok
6 Partially correct 0 ms 212 KB partial
7 Partially correct 1 ms 340 KB partial
8 Partially correct 16 ms 2192 KB partial
9 Partially correct 248 ms 31632 KB partial

Subtask #2
2.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB ok
2 Correct 0 ms 212 KB ok
3 Partially correct 0 ms 212 KB partial
4 Partially correct 0 ms 212 KB partial
5 Partially correct 0 ms 212 KB partial
6 Partially correct 0 ms 212 KB partial
7 Partially correct 0 ms 212 KB partial
8 Correct 0 ms 212 KB ok
9 Correct 0 ms 212 KB ok
10 Partially correct 0 ms 212 KB partial
11 Partially correct 0 ms 212 KB partial
12 Partially correct 0 ms 212 KB partial
13 Correct 0 ms 212 KB ok

Subtask #3
5.5 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB partial
2 Correct 1 ms 212 KB ok
3 Correct 0 ms 212 KB ok
4 Partially correct 0 ms 212 KB partial
5 Partially correct 0 ms 212 KB partial
6 Partially correct 0 ms 212 KB partial
7 Partially correct 0 ms 212 KB partial
8 Partially correct 0 ms 212 KB partial
9 Correct 0 ms 212 KB ok
10 Correct 0 ms 212 KB ok
11 Partially correct 0 ms 212 KB partial
12 Partially correct 0 ms 212 KB partial
13 Partially correct 0 ms 212 KB partial
14 Correct 0 ms 212 KB ok
15 Partially correct 0 ms 212 KB partial
16 Partially correct 1 ms 212 KB partial
17 Partially correct 0 ms 212 KB partial
18 Partially correct 0 ms 212 KB partial
19 Partially correct 0 ms 212 KB partial
20 Correct 0 ms 212 KB ok
21 Correct 0 ms 212 KB ok
22 Partially correct 0 ms 212 KB partial
23 Partially correct 0 ms 212 KB partial
24 Partially correct 0 ms 212 KB partial
25 Partially correct 0 ms 212 KB partial
26 Partially correct 0 ms 212 KB partial

Subtask #4
4.5 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB partial
2 Correct 1 ms 212 KB ok
3 Correct 0 ms 212 KB ok
4 Correct 0 ms 212 KB ok
5 Correct 0 ms 212 KB ok
6 Partially correct 0 ms 212 KB partial
7 Partially correct 0 ms 212 KB partial
8 Partially correct 0 ms 212 KB partial
9 Partially correct 0 ms 212 KB partial
10 Partially correct 0 ms 212 KB partial
11 Correct 0 ms 212 KB ok
12 Correct 0 ms 212 KB ok
13 Partially correct 0 ms 212 KB partial
14 Partially correct 0 ms 212 KB partial
15 Partially correct 0 ms 212 KB partial
16 Correct 0 ms 212 KB ok
17 Partially correct 0 ms 212 KB partial
18 Partially correct 1 ms 212 KB partial
19 Partially correct 0 ms 212 KB partial
20 Partially correct 0 ms 212 KB partial
21 Partially correct 0 ms 212 KB partial
22 Correct 0 ms 212 KB ok
23 Correct 0 ms 212 KB ok
24 Partially correct 0 ms 212 KB partial
25 Partially correct 0 ms 212 KB partial
26 Partially correct 0 ms 212 KB partial
27 Partially correct 0 ms 212 KB partial
28 Partially correct 0 ms 212 KB partial
29 Partially correct 0 ms 212 KB partial
30 Partially correct 0 ms 212 KB partial
31 Partially correct 0 ms 212 KB partial
32 Partially correct 0 ms 212 KB partial
33 Partially correct 1 ms 212 KB partial
34 Correct 0 ms 212 KB ok
35 Correct 0 ms 212 KB ok
36 Partially correct 0 ms 212 KB partial
37 Partially correct 0 ms 212 KB partial
38 Partially correct 0 ms 212 KB partial
39 Partially correct 0 ms 212 KB partial
40 Partially correct 0 ms 212 KB partial
41 Partially correct 0 ms 212 KB partial

Subtask #5
4.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB partial
2 Correct 1 ms 212 KB ok
3 Correct 0 ms 212 KB ok
4 Correct 0 ms 212 KB ok
5 Correct 0 ms 212 KB ok
6 Partially correct 0 ms 212 KB partial
7 Partially correct 0 ms 212 KB partial
8 Partially correct 0 ms 212 KB partial
9 Partially correct 0 ms 212 KB partial
10 Partially correct 0 ms 212 KB partial
11 Correct 0 ms 212 KB ok
12 Correct 0 ms 212 KB ok
13 Partially correct 0 ms 212 KB partial
14 Partially correct 0 ms 212 KB partial
15 Partially correct 0 ms 212 KB partial
16 Correct 0 ms 212 KB ok
17 Partially correct 0 ms 212 KB partial
18 Partially correct 1 ms 212 KB partial
19 Partially correct 0 ms 212 KB partial
20 Partially correct 0 ms 212 KB partial
21 Partially correct 0 ms 212 KB partial
22 Correct 0 ms 212 KB ok
23 Correct 0 ms 212 KB ok
24 Partially correct 0 ms 212 KB partial
25 Partially correct 0 ms 212 KB partial
26 Partially correct 0 ms 212 KB partial
27 Partially correct 0 ms 212 KB partial
28 Partially correct 0 ms 212 KB partial
29 Partially correct 0 ms 212 KB partial
30 Partially correct 0 ms 212 KB partial
31 Partially correct 0 ms 212 KB partial
32 Partially correct 0 ms 212 KB partial
33 Partially correct 1 ms 212 KB partial
34 Correct 0 ms 212 KB ok
35 Correct 0 ms 212 KB ok
36 Partially correct 0 ms 212 KB partial
37 Partially correct 0 ms 212 KB partial
38 Partially correct 0 ms 212 KB partial
39 Partially correct 0 ms 212 KB partial
40 Partially correct 0 ms 212 KB partial
41 Partially correct 0 ms 212 KB partial
42 Partially correct 15 ms 2260 KB partial
43 Partially correct 15 ms 2188 KB partial
44 Partially correct 14 ms 2192 KB partial
45 Partially correct 18 ms 2260 KB partial
46 Partially correct 16 ms 2260 KB partial
47 Partially correct 21 ms 2192 KB partial
48 Correct 14 ms 2188 KB ok
49 Partially correct 15 ms 2260 KB partial
50 Partially correct 15 ms 2188 KB partial
51 Partially correct 19 ms 2180 KB partial
52 Partially correct 15 ms 2192 KB partial
53 Partially correct 15 ms 2260 KB partial
54 Partially correct 15 ms 2196 KB partial
55 Partially correct 15 ms 2196 KB partial
56 Partially correct 14 ms 2196 KB partial
57 Partially correct 14 ms 2196 KB partial
58 Partially correct 15 ms 2196 KB partial
59 Partially correct 15 ms 2188 KB partial

Subtask #6
7.5 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB partial
2 Correct 1 ms 212 KB ok
3 Correct 0 ms 212 KB ok
4 Correct 0 ms 212 KB ok
5 Correct 0 ms 212 KB ok
6 Correct 0 ms 212 KB ok
7 Partially correct 0 ms 212 KB partial
8 Partially correct 1 ms 340 KB partial
9 Partially correct 16 ms 2192 KB partial
10 Partially correct 248 ms 31632 KB partial
11 Partially correct 0 ms 212 KB partial
12 Partially correct 0 ms 212 KB partial
13 Partially correct 0 ms 212 KB partial
14 Partially correct 0 ms 212 KB partial
15 Partially correct 0 ms 212 KB partial
16 Correct 0 ms 212 KB ok
17 Correct 0 ms 212 KB ok
18 Partially correct 0 ms 212 KB partial
19 Partially correct 0 ms 212 KB partial
20 Partially correct 0 ms 212 KB partial
21 Correct 0 ms 212 KB ok
22 Partially correct 0 ms 212 KB partial
23 Partially correct 1 ms 212 KB partial
24 Partially correct 0 ms 212 KB partial
25 Partially correct 0 ms 212 KB partial
26 Partially correct 0 ms 212 KB partial
27 Correct 0 ms 212 KB ok
28 Correct 0 ms 212 KB ok
29 Partially correct 0 ms 212 KB partial
30 Partially correct 0 ms 212 KB partial
31 Partially correct 0 ms 212 KB partial
32 Partially correct 0 ms 212 KB partial
33 Partially correct 0 ms 212 KB partial
34 Partially correct 0 ms 212 KB partial
35 Partially correct 0 ms 212 KB partial
36 Partially correct 0 ms 212 KB partial
37 Partially correct 0 ms 212 KB partial
38 Partially correct 1 ms 212 KB partial
39 Correct 0 ms 212 KB ok
40 Correct 0 ms 212 KB ok
41 Partially correct 0 ms 212 KB partial
42 Partially correct 0 ms 212 KB partial
43 Partially correct 0 ms 212 KB partial
44 Partially correct 0 ms 212 KB partial
45 Partially correct 0 ms 212 KB partial
46 Partially correct 0 ms 212 KB partial
47 Partially correct 15 ms 2260 KB partial
48 Partially correct 15 ms 2188 KB partial
49 Partially correct 14 ms 2192 KB partial
50 Partially correct 18 ms 2260 KB partial
51 Partially correct 16 ms 2260 KB partial
52 Partially correct 21 ms 2192 KB partial
53 Correct 14 ms 2188 KB ok
54 Partially correct 15 ms 2260 KB partial
55 Partially correct 15 ms 2188 KB partial
56 Partially correct 19 ms 2180 KB partial
57 Partially correct 15 ms 2192 KB partial
58 Partially correct 15 ms 2260 KB partial
59 Partially correct 15 ms 2196 KB partial
60 Partially correct 15 ms 2196 KB partial
61 Partially correct 14 ms 2196 KB partial
62 Partially correct 14 ms 2196 KB partial
63 Partially correct 15 ms 2196 KB partial
64 Partially correct 15 ms 2188 KB partial
65 Partially correct 247 ms 31640 KB partial
66 Partially correct 249 ms 31736 KB partial
67 Partially correct 232 ms 31640 KB partial
68 Partially correct 235 ms 31768 KB partial
69 Partially correct 230 ms 31760 KB partial
70 Partially correct 242 ms 31636 KB partial
71 Partially correct 227 ms 31768 KB partial
72 Partially correct 235 ms 31636 KB partial
73 Correct 240 ms 31760 KB ok
74 Correct 247 ms 31640 KB ok
75 Partially correct 233 ms 31692 KB partial
76 Partially correct 232 ms 31692 KB partial
77 Partially correct 236 ms 31756 KB partial
78 Partially correct 238 ms 31820 KB partial
79 Partially correct 232 ms 31692 KB partial
80 Partially correct 236 ms 31756 KB partial
81 Partially correct 246 ms 31692 KB partial
82 Partially correct 230 ms 31692 KB partial
83 Partially correct 237 ms 31636 KB partial
84 Partially correct 235 ms 31648 KB partial
85 Partially correct 234 ms 31648 KB partial
86 Partially correct 233 ms 31636 KB partial
87 Partially correct 228 ms 31636 KB partial
88 Partially correct 230 ms 31644 KB partial
89 Partially correct 238 ms 31672 KB partial
90 Partially correct 234 ms 31648 KB partial
91 Partially correct 230 ms 31764 KB partial
92 Partially correct 234 ms 31760 KB partial
93 Partially correct 229 ms 31644 KB partial
94 Partially correct 240 ms 31820 KB partial
95 Partially correct 229 ms 31756 KB partial
96 Partially correct 236 ms 31756 KB partial
97 Partially correct 232 ms 31760 KB partial
98 Partially correct 232 ms 31644 KB partial
99 Partially correct 235 ms 31628 KB partial
100 Partially correct 234 ms 31716 KB partial
101 Partially correct 225 ms 31632 KB partial
102 Partially correct 230 ms 31636 KB partial
103 Partially correct 225 ms 31760 KB partial
104 Partially correct 223 ms 31764 KB partial
105 Partially correct 224 ms 31636 KB partial
106 Partially correct 232 ms 31732 KB partial
107 Partially correct 241 ms 31640 KB partial
108 Partially correct 231 ms 31644 KB partial
109 Partially correct 250 ms 31692 KB partial