# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
795456 |
2023-07-27T09:58:29 Z |
WLZ |
Rectangles (IOI19_rect) |
C++17 |
|
5000 ms |
37524 KB |
#include "rect.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ii = pair<int, int>;
using vi = vector<int>;
using vii = vector<ii>;
long long count_rectangles(std::vector<std::vector<int> > a) {
int n = (int) a.size(), m = (int) a[0].size();
vector<vii> segs(n);
for (int i = 1; i < n - 1; i++) {
for (int j = 0; j < m - 2; j++) {
int mx = -1;
for (int k = j + 1; k < m - 1; k++) {
mx = max(mx, a[i][k]);
if (min(a[i][j], a[i][k + 1]) > mx) segs[i].emplace_back(j, k + 1);
}
}
}
int seg_cnt[m][m];
ll ans = 0;
for (int r1 = 0; r1 < n - 2; r1++) {
vector<int> vert_mx(m, -1);
memset(seg_cnt, 0, sizeof seg_cnt);
for (int r2 = r1 + 2; r2 < n; r2++) {
for (int c = 0; c < m; c++) vert_mx[c] = max(vert_mx[c], a[r2 - 1][c]);
vector<int> pre(m, 0);
for (int c = 1; c < m - 1; c++) {
if (min(a[r1][c], a[r2][c]) > vert_mx[c]) pre[c] = 1;
pre[c] += pre[c - 1];
}
pre[m - 1] = pre[m - 2];
for (auto &[l, r] : segs[r2 - 1]) {
if (++seg_cnt[l][r] == r2 - r1 - 1 && pre[r - 1] - pre[l] == r - l - 1) {
//cerr << r1 << ' ' << r2 << ' ' << l << ' ' << r << endl;
ans++;
}
}
}
}
return ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
296 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
296 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
296 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
296 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
2 ms |
484 KB |
Output is correct |
23 |
Correct |
3 ms |
468 KB |
Output is correct |
24 |
Correct |
2 ms |
436 KB |
Output is correct |
25 |
Correct |
2 ms |
340 KB |
Output is correct |
26 |
Correct |
2 ms |
476 KB |
Output is correct |
27 |
Correct |
2 ms |
468 KB |
Output is correct |
28 |
Correct |
3 ms |
432 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
296 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
2 ms |
484 KB |
Output is correct |
18 |
Correct |
3 ms |
468 KB |
Output is correct |
19 |
Correct |
2 ms |
436 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
476 KB |
Output is correct |
22 |
Correct |
2 ms |
468 KB |
Output is correct |
23 |
Correct |
3 ms |
432 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
0 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
296 KB |
Output is correct |
29 |
Correct |
0 ms |
212 KB |
Output is correct |
30 |
Correct |
30 ms |
1332 KB |
Output is correct |
31 |
Correct |
29 ms |
1328 KB |
Output is correct |
32 |
Correct |
30 ms |
1364 KB |
Output is correct |
33 |
Correct |
23 ms |
980 KB |
Output is correct |
34 |
Correct |
26 ms |
1292 KB |
Output is correct |
35 |
Correct |
27 ms |
1484 KB |
Output is correct |
36 |
Correct |
27 ms |
1444 KB |
Output is correct |
37 |
Correct |
27 ms |
1412 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
296 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
2 ms |
484 KB |
Output is correct |
18 |
Correct |
3 ms |
468 KB |
Output is correct |
19 |
Correct |
2 ms |
436 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
476 KB |
Output is correct |
22 |
Correct |
2 ms |
468 KB |
Output is correct |
23 |
Correct |
3 ms |
432 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
30 ms |
1332 KB |
Output is correct |
26 |
Correct |
29 ms |
1328 KB |
Output is correct |
27 |
Correct |
30 ms |
1364 KB |
Output is correct |
28 |
Correct |
23 ms |
980 KB |
Output is correct |
29 |
Correct |
26 ms |
1292 KB |
Output is correct |
30 |
Correct |
27 ms |
1484 KB |
Output is correct |
31 |
Correct |
27 ms |
1444 KB |
Output is correct |
32 |
Correct |
27 ms |
1412 KB |
Output is correct |
33 |
Correct |
0 ms |
212 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
212 KB |
Output is correct |
36 |
Correct |
0 ms |
296 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
1048 ms |
12028 KB |
Output is correct |
39 |
Correct |
993 ms |
12112 KB |
Output is correct |
40 |
Correct |
945 ms |
12140 KB |
Output is correct |
41 |
Correct |
926 ms |
12112 KB |
Output is correct |
42 |
Correct |
1298 ms |
14900 KB |
Output is correct |
43 |
Correct |
1267 ms |
14992 KB |
Output is correct |
44 |
Correct |
1286 ms |
15288 KB |
Output is correct |
45 |
Correct |
1145 ms |
14580 KB |
Output is correct |
46 |
Correct |
926 ms |
8472 KB |
Output is correct |
47 |
Correct |
961 ms |
9820 KB |
Output is correct |
48 |
Correct |
1132 ms |
13424 KB |
Output is correct |
49 |
Correct |
1136 ms |
15444 KB |
Output is correct |
50 |
Correct |
486 ms |
7392 KB |
Output is correct |
51 |
Correct |
370 ms |
8728 KB |
Output is correct |
52 |
Correct |
1177 ms |
14352 KB |
Output is correct |
53 |
Correct |
1127 ms |
15320 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
16 ms |
24880 KB |
Output is correct |
2 |
Correct |
13 ms |
18004 KB |
Output is correct |
3 |
Correct |
16 ms |
24788 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
16 ms |
24916 KB |
Output is correct |
6 |
Correct |
16 ms |
24916 KB |
Output is correct |
7 |
Correct |
17 ms |
24904 KB |
Output is correct |
8 |
Correct |
20 ms |
24876 KB |
Output is correct |
9 |
Correct |
17 ms |
24924 KB |
Output is correct |
10 |
Correct |
11 ms |
24748 KB |
Output is correct |
11 |
Correct |
10 ms |
24712 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
296 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Execution timed out |
5076 ms |
37524 KB |
Time limit exceeded |
8 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
296 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
2 ms |
484 KB |
Output is correct |
18 |
Correct |
3 ms |
468 KB |
Output is correct |
19 |
Correct |
2 ms |
436 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
476 KB |
Output is correct |
22 |
Correct |
2 ms |
468 KB |
Output is correct |
23 |
Correct |
3 ms |
432 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
30 ms |
1332 KB |
Output is correct |
26 |
Correct |
29 ms |
1328 KB |
Output is correct |
27 |
Correct |
30 ms |
1364 KB |
Output is correct |
28 |
Correct |
23 ms |
980 KB |
Output is correct |
29 |
Correct |
26 ms |
1292 KB |
Output is correct |
30 |
Correct |
27 ms |
1484 KB |
Output is correct |
31 |
Correct |
27 ms |
1444 KB |
Output is correct |
32 |
Correct |
27 ms |
1412 KB |
Output is correct |
33 |
Correct |
1048 ms |
12028 KB |
Output is correct |
34 |
Correct |
993 ms |
12112 KB |
Output is correct |
35 |
Correct |
945 ms |
12140 KB |
Output is correct |
36 |
Correct |
926 ms |
12112 KB |
Output is correct |
37 |
Correct |
1298 ms |
14900 KB |
Output is correct |
38 |
Correct |
1267 ms |
14992 KB |
Output is correct |
39 |
Correct |
1286 ms |
15288 KB |
Output is correct |
40 |
Correct |
1145 ms |
14580 KB |
Output is correct |
41 |
Correct |
926 ms |
8472 KB |
Output is correct |
42 |
Correct |
961 ms |
9820 KB |
Output is correct |
43 |
Correct |
1132 ms |
13424 KB |
Output is correct |
44 |
Correct |
1136 ms |
15444 KB |
Output is correct |
45 |
Correct |
486 ms |
7392 KB |
Output is correct |
46 |
Correct |
370 ms |
8728 KB |
Output is correct |
47 |
Correct |
1177 ms |
14352 KB |
Output is correct |
48 |
Correct |
1127 ms |
15320 KB |
Output is correct |
49 |
Correct |
16 ms |
24880 KB |
Output is correct |
50 |
Correct |
13 ms |
18004 KB |
Output is correct |
51 |
Correct |
16 ms |
24788 KB |
Output is correct |
52 |
Correct |
0 ms |
212 KB |
Output is correct |
53 |
Correct |
16 ms |
24916 KB |
Output is correct |
54 |
Correct |
16 ms |
24916 KB |
Output is correct |
55 |
Correct |
17 ms |
24904 KB |
Output is correct |
56 |
Correct |
20 ms |
24876 KB |
Output is correct |
57 |
Correct |
17 ms |
24924 KB |
Output is correct |
58 |
Correct |
11 ms |
24748 KB |
Output is correct |
59 |
Correct |
10 ms |
24712 KB |
Output is correct |
60 |
Correct |
1 ms |
212 KB |
Output is correct |
61 |
Execution timed out |
5076 ms |
37524 KB |
Time limit exceeded |
62 |
Halted |
0 ms |
0 KB |
- |