oj.uz

Submission #1060125

# Submission time Handle Problem Language Result Execution time Memory
1060125 2024-08-15T10:48:11 Z Unforgettablepl Rectangles (IOI19_rect) C++17
37 / 100
 5000 ms 28924 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;
	for(int i=0;i<m;i++) {
		vector<int> maxi(n);
		vector allowedranges(n,vector(n,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;
				}
				int l = s.top().second;l++;
				s.emplace(a[k][j],k);
				int r = s.top().second;r--;
				if(r<l)continue;
				allowedranges[l][r]++;
				if(l<=last_voilater)continue;
				if(allowedranges[l][r]==j-i)ans++;
			}
			while(!s.empty())s.pop();
			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;
				}
				int r = s.top().second;r--;
				s.emplace(a[k][j],k);
				int l = s.top().second;l++;
				if(r<l)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 0 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 0 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 428 KB Output is correct
8 Correct 0 ms 344 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 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 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 428 KB Output is correct
8 Correct 0 ms 344 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 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 6 ms 348 KB Output is correct
23 Correct 4 ms 348 KB Output is correct
24 Correct 5 ms 344 KB Output is correct
25 Correct 6 ms 348 KB Output is correct
26 Correct 7 ms 348 KB Output is correct
27 Correct 7 ms 348 KB Output is correct
28 Correct 7 ms 348 KB Output is correct
29 Correct 2 ms 488 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 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 428 KB Output is correct
8 Correct 0 ms 344 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 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 6 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 5 ms 344 KB Output is correct
20 Correct 6 ms 348 KB Output is correct
21 Correct 7 ms 348 KB Output is correct
22 Correct 7 ms 348 KB Output is correct
23 Correct 7 ms 348 KB Output is correct
24 Correct 2 ms 488 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 77 ms 860 KB Output is correct
31 Correct 76 ms 900 KB Output is correct
32 Correct 63 ms 856 KB Output is correct
33 Correct 100 ms 856 KB Output is correct
34 Correct 112 ms 860 KB Output is correct
35 Correct 117 ms 856 KB Output is correct
36 Correct 110 ms 904 KB Output is correct
37 Correct 105 ms 900 KB Output is correct

Subtask #4
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 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 428 KB Output is correct
8 Correct 0 ms 344 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 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 6 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 5 ms 344 KB Output is correct
20 Correct 6 ms 348 KB Output is correct
21 Correct 7 ms 348 KB Output is correct
22 Correct 7 ms 348 KB Output is correct
23 Correct 7 ms 348 KB Output is correct
24 Correct 2 ms 488 KB Output is correct
25 Correct 77 ms 860 KB Output is correct
26 Correct 76 ms 900 KB Output is correct
27 Correct 63 ms 856 KB Output is correct
28 Correct 100 ms 856 KB Output is correct
29 Correct 112 ms 860 KB Output is correct
30 Correct 117 ms 856 KB Output is correct
31 Correct 110 ms 904 KB Output is correct
32 Correct 105 ms 900 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 3323 ms 6248 KB Output is correct
39 Correct 2706 ms 6252 KB Output is correct
40 Correct 2627 ms 6232 KB Output is correct
41 Correct 2546 ms 6232 KB Output is correct
42 Correct 3041 ms 6260 KB Output is correct
43 Correct 2990 ms 6216 KB Output is correct
44 Correct 2980 ms 6256 KB Output is correct
45 Correct 3130 ms 5912 KB Output is correct
46 Correct 3997 ms 6232 KB Output is correct
47 Correct 4773 ms 6392 KB Output is correct
48 Execution timed out 5054 ms 6280 KB Time limit exceeded
49 Halted 0 ms 0 KB -

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 178 ms 344 KB Output is correct
2 Correct 127 ms 348 KB Output is correct
3 Correct 177 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 209 ms 476 KB Output is correct
6 Correct 208 ms 348 KB Output is correct
7 Correct 227 ms 348 KB Output is correct
8 Correct 205 ms 348 KB Output is correct
9 Correct 199 ms 344 KB Output is correct
10 Correct 96 ms 348 KB Output is correct
11 Correct 151 ms 344 KB Output is correct

Subtask #6
0 / 13.0

# 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 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Execution timed out 5094 ms 28924 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 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 428 KB Output is correct
8 Correct 0 ms 344 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 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 6 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 5 ms 344 KB Output is correct
20 Correct 6 ms 348 KB Output is correct
21 Correct 7 ms 348 KB Output is correct
22 Correct 7 ms 348 KB Output is correct
23 Correct 7 ms 348 KB Output is correct
24 Correct 2 ms 488 KB Output is correct
25 Correct 77 ms 860 KB Output is correct
26 Correct 76 ms 900 KB Output is correct
27 Correct 63 ms 856 KB Output is correct
28 Correct 100 ms 856 KB Output is correct
29 Correct 112 ms 860 KB Output is correct
30 Correct 117 ms 856 KB Output is correct
31 Correct 110 ms 904 KB Output is correct
32 Correct 105 ms 900 KB Output is correct
33 Correct 3323 ms 6248 KB Output is correct
34 Correct 2706 ms 6252 KB Output is correct
35 Correct 2627 ms 6232 KB Output is correct
36 Correct 2546 ms 6232 KB Output is correct
37 Correct 3041 ms 6260 KB Output is correct
38 Correct 2990 ms 6216 KB Output is correct
39 Correct 2980 ms 6256 KB Output is correct
40 Correct 3130 ms 5912 KB Output is correct
41 Correct 3997 ms 6232 KB Output is correct
42 Correct 4773 ms 6392 KB Output is correct
43 Execution timed out 5054 ms 6280 KB Time limit exceeded
44 Halted 0 ms 0 KB -