oj.uz

Submission #1060145

# Submission time Handle Problem Language Result Execution time Memory
1060145 2024-08-15T10:58:34 Z Unforgettablepl Rectangles (IOI19_rect) C++17
59 / 100
 5000 ms 28696 KB 
#pragma GCC optimize("Ofast","unroll-all-loops")
#include "rect.h"
#include <bits/stdc++.h>
using namespace std;


long long count_rectangles(vector<vector<int>> a){
	int n = a.size();
	int m = a[0].size();
	long long ans = 0;
	vector allowedranges(n,vector(n,0));
	for(int i=0;i<m;i++) {
		vector<int> maxi(n);
		for(auto&j:allowedranges)fill(j.begin(), j.end(),0);
		for(int j=i+1;j<m-1;j++) {
			stack<pair<int,int>> s;
			int last_voilater = -1;
			for(int k=0;k<n;k++) {
				maxi[k]=max(maxi[k],a[k][j]);
				if(k!=0 and (maxi[k-1]>=a[k-1][i] or maxi[k-1]>=a[k-1][j+1]))last_voilater=k-1;
				while(!s.empty() and s.top().first<a[k][j])s.pop();
				if(s.empty()) {
					s.emplace(a[k][j],k);
					continue;
				}
				const int l = s.top().second;
				s.emplace(a[k][j],k);
				const int r = k;
				if(r==l+1)continue;
				allowedranges[l][r]++;
				if(l<last_voilater)continue;
				if(allowedranges[l][r]==j-i)ans++;
			}
			s = stack<pair<int,int>>();
			last_voilater = n;
			for(int k=n-1;k>=0;k--) {
				if(k!=n-1 and (maxi[k+1]>=a[k+1][i] or maxi[k+1]>=a[k+1][j+1]))last_voilater=k+1;
				while(!s.empty() and s.top().first<a[k][j])s.pop();
				if(s.empty() or s.top().first==a[k][j]) {
					s.emplace(a[k][j],k);
					continue;
				}
				const int r = s.top().second;
				s.emplace(a[k][j],k);
				const int l = k;
				if(r==l+1)continue;
				allowedranges[l][r]++;
				if(last_voilater<r)continue;
				if(allowedranges[l][r]==j-i)ans++;
			}
		}
	}
	return ans;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 4 ms 348 KB Output is correct
23 Correct 4 ms 512 KB Output is correct
24 Correct 4 ms 348 KB Output is correct
25 Correct 6 ms 512 KB Output is correct
26 Correct 8 ms 512 KB Output is correct
27 Correct 8 ms 512 KB Output is correct
28 Correct 7 ms 344 KB Output is correct
29 Correct 2 ms 400 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 512 KB Output is correct
19 Correct 4 ms 348 KB Output is correct
20 Correct 6 ms 512 KB Output is correct
21 Correct 8 ms 512 KB Output is correct
22 Correct 8 ms 512 KB Output is correct
23 Correct 7 ms 344 KB Output is correct
24 Correct 2 ms 400 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 61 ms 900 KB Output is correct
31 Correct 89 ms 860 KB Output is correct
32 Correct 68 ms 900 KB Output is correct
33 Correct 120 ms 864 KB Output is correct
34 Correct 110 ms 908 KB Output is correct
35 Correct 113 ms 860 KB Output is correct
36 Correct 108 ms 900 KB Output is correct
37 Correct 109 ms 896 KB Output is correct

Subtask #4
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 512 KB Output is correct
19 Correct 4 ms 348 KB Output is correct
20 Correct 6 ms 512 KB Output is correct
21 Correct 8 ms 512 KB Output is correct
22 Correct 8 ms 512 KB Output is correct
23 Correct 7 ms 344 KB Output is correct
24 Correct 2 ms 400 KB Output is correct
25 Correct 61 ms 900 KB Output is correct
26 Correct 89 ms 860 KB Output is correct
27 Correct 68 ms 900 KB Output is correct
28 Correct 120 ms 864 KB Output is correct
29 Correct 110 ms 908 KB Output is correct
30 Correct 113 ms 860 KB Output is correct
31 Correct 108 ms 900 KB Output is correct
32 Correct 109 ms 896 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 2604 ms 6248 KB Output is correct
39 Correct 2495 ms 6248 KB Output is correct
40 Correct 2503 ms 6236 KB Output is correct
41 Correct 2363 ms 6232 KB Output is correct
42 Correct 2887 ms 6248 KB Output is correct
43 Correct 3034 ms 6240 KB Output is correct
44 Correct 2984 ms 6248 KB Output is correct
45 Correct 2686 ms 5744 KB Output is correct
46 Correct 3917 ms 6244 KB Output is correct
47 Correct 4570 ms 6252 KB Output is correct
48 Correct 4815 ms 6244 KB Output is correct
49 Correct 4822 ms 9940 KB Output is correct
50 Correct 1229 ms 6160 KB Output is correct
51 Correct 2354 ms 4700 KB Output is correct
52 Correct 4605 ms 9012 KB Output is correct
53 Correct 4662 ms 9964 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 261 ms 592 KB Output is correct
2 Correct 220 ms 344 KB Output is correct
3 Correct 255 ms 348 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 289 ms 476 KB Output is correct
6 Correct 288 ms 348 KB Output is correct
7 Correct 298 ms 480 KB Output is correct
8 Correct 290 ms 472 KB Output is correct
9 Correct 296 ms 472 KB Output is correct
10 Correct 181 ms 344 KB Output is correct
11 Correct 234 ms 456 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Execution timed out 5092 ms 28696 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 512 KB Output is correct
19 Correct 4 ms 348 KB Output is correct
20 Correct 6 ms 512 KB Output is correct
21 Correct 8 ms 512 KB Output is correct
22 Correct 8 ms 512 KB Output is correct
23 Correct 7 ms 344 KB Output is correct
24 Correct 2 ms 400 KB Output is correct
25 Correct 61 ms 900 KB Output is correct
26 Correct 89 ms 860 KB Output is correct
27 Correct 68 ms 900 KB Output is correct
28 Correct 120 ms 864 KB Output is correct
29 Correct 110 ms 908 KB Output is correct
30 Correct 113 ms 860 KB Output is correct
31 Correct 108 ms 900 KB Output is correct
32 Correct 109 ms 896 KB Output is correct
33 Correct 2604 ms 6248 KB Output is correct
34 Correct 2495 ms 6248 KB Output is correct
35 Correct 2503 ms 6236 KB Output is correct
36 Correct 2363 ms 6232 KB Output is correct
37 Correct 2887 ms 6248 KB Output is correct
38 Correct 3034 ms 6240 KB Output is correct
39 Correct 2984 ms 6248 KB Output is correct
40 Correct 2686 ms 5744 KB Output is correct
41 Correct 3917 ms 6244 KB Output is correct
42 Correct 4570 ms 6252 KB Output is correct
43 Correct 4815 ms 6244 KB Output is correct
44 Correct 4822 ms 9940 KB Output is correct
45 Correct 1229 ms 6160 KB Output is correct
46 Correct 2354 ms 4700 KB Output is correct
47 Correct 4605 ms 9012 KB Output is correct
48 Correct 4662 ms 9964 KB Output is correct
49 Correct 261 ms 592 KB Output is correct
50 Correct 220 ms 344 KB Output is correct
51 Correct 255 ms 348 KB Output is correct
52 Correct 0 ms 344 KB Output is correct
53 Correct 289 ms 476 KB Output is correct
54 Correct 288 ms 348 KB Output is correct
55 Correct 298 ms 480 KB Output is correct
56 Correct 290 ms 472 KB Output is correct
57 Correct 296 ms 472 KB Output is correct
58 Correct 181 ms 344 KB Output is correct
59 Correct 234 ms 456 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Execution timed out 5092 ms 28696 KB Time limit exceeded
62 Halted 0 ms 0 KB -