#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;
}
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++;
}
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;
}
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;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
600 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
600 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 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 |
520 KB |
Output is correct |
| 24 |
Correct |
4 ms |
348 KB |
Output is correct |
| 25 |
Correct |
6 ms |
508 KB |
Output is correct |
| 26 |
Correct |
7 ms |
348 KB |
Output is correct |
| 27 |
Correct |
7 ms |
348 KB |
Output is correct |
| 28 |
Correct |
9 ms |
348 KB |
Output is correct |
| 29 |
Correct |
2 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 17 |
Correct |
4 ms |
348 KB |
Output is correct |
| 18 |
Correct |
4 ms |
520 KB |
Output is correct |
| 19 |
Correct |
4 ms |
348 KB |
Output is correct |
| 20 |
Correct |
6 ms |
508 KB |
Output is correct |
| 21 |
Correct |
7 ms |
348 KB |
Output is correct |
| 22 |
Correct |
7 ms |
348 KB |
Output is correct |
| 23 |
Correct |
9 ms |
348 KB |
Output is correct |
| 24 |
Correct |
2 ms |
348 KB |
Output is correct |
| 25 |
Correct |
0 ms |
348 KB |
Output is correct |
| 26 |
Correct |
1 ms |
600 KB |
Output is correct |
| 27 |
Correct |
0 ms |
344 KB |
Output is correct |
| 28 |
Correct |
0 ms |
344 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
70 ms |
904 KB |
Output is correct |
| 31 |
Correct |
61 ms |
860 KB |
Output is correct |
| 32 |
Correct |
62 ms |
860 KB |
Output is correct |
| 33 |
Correct |
101 ms |
860 KB |
Output is correct |
| 34 |
Correct |
114 ms |
900 KB |
Output is correct |
| 35 |
Correct |
113 ms |
856 KB |
Output is correct |
| 36 |
Correct |
106 ms |
856 KB |
Output is correct |
| 37 |
Correct |
107 ms |
856 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 17 |
Correct |
4 ms |
348 KB |
Output is correct |
| 18 |
Correct |
4 ms |
520 KB |
Output is correct |
| 19 |
Correct |
4 ms |
348 KB |
Output is correct |
| 20 |
Correct |
6 ms |
508 KB |
Output is correct |
| 21 |
Correct |
7 ms |
348 KB |
Output is correct |
| 22 |
Correct |
7 ms |
348 KB |
Output is correct |
| 23 |
Correct |
9 ms |
348 KB |
Output is correct |
| 24 |
Correct |
2 ms |
348 KB |
Output is correct |
| 25 |
Correct |
70 ms |
904 KB |
Output is correct |
| 26 |
Correct |
61 ms |
860 KB |
Output is correct |
| 27 |
Correct |
62 ms |
860 KB |
Output is correct |
| 28 |
Correct |
101 ms |
860 KB |
Output is correct |
| 29 |
Correct |
114 ms |
900 KB |
Output is correct |
| 30 |
Correct |
113 ms |
856 KB |
Output is correct |
| 31 |
Correct |
106 ms |
856 KB |
Output is correct |
| 32 |
Correct |
107 ms |
856 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
1 ms |
600 KB |
Output is correct |
| 35 |
Correct |
0 ms |
344 KB |
Output is correct |
| 36 |
Correct |
0 ms |
344 KB |
Output is correct |
| 37 |
Correct |
0 ms |
348 KB |
Output is correct |
| 38 |
Correct |
2709 ms |
6236 KB |
Output is correct |
| 39 |
Correct |
2498 ms |
6248 KB |
Output is correct |
| 40 |
Correct |
2506 ms |
6232 KB |
Output is correct |
| 41 |
Correct |
2448 ms |
6256 KB |
Output is correct |
| 42 |
Correct |
3051 ms |
6256 KB |
Output is correct |
| 43 |
Correct |
3088 ms |
6256 KB |
Output is correct |
| 44 |
Correct |
3079 ms |
6252 KB |
Output is correct |
| 45 |
Correct |
3139 ms |
5880 KB |
Output is correct |
| 46 |
Correct |
4261 ms |
6244 KB |
Output is correct |
| 47 |
Execution timed out |
5062 ms |
6484 KB |
Time limit exceeded |
| 48 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
181 ms |
348 KB |
Output is correct |
| 2 |
Correct |
125 ms |
468 KB |
Output is correct |
| 3 |
Correct |
184 ms |
348 KB |
Output is correct |
| 4 |
Correct |
1 ms |
348 KB |
Output is correct |
| 5 |
Correct |
201 ms |
348 KB |
Output is correct |
| 6 |
Correct |
218 ms |
472 KB |
Output is correct |
| 7 |
Correct |
219 ms |
468 KB |
Output is correct |
| 8 |
Correct |
205 ms |
348 KB |
Output is correct |
| 9 |
Correct |
221 ms |
344 KB |
Output is correct |
| 10 |
Correct |
136 ms |
348 KB |
Output is correct |
| 11 |
Correct |
146 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
1 ms |
600 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 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 |
344 KB |
Output is correct |
| 7 |
Execution timed out |
5087 ms |
28928 KB |
Time limit exceeded |
| 8 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 17 |
Correct |
4 ms |
348 KB |
Output is correct |
| 18 |
Correct |
4 ms |
520 KB |
Output is correct |
| 19 |
Correct |
4 ms |
348 KB |
Output is correct |
| 20 |
Correct |
6 ms |
508 KB |
Output is correct |
| 21 |
Correct |
7 ms |
348 KB |
Output is correct |
| 22 |
Correct |
7 ms |
348 KB |
Output is correct |
| 23 |
Correct |
9 ms |
348 KB |
Output is correct |
| 24 |
Correct |
2 ms |
348 KB |
Output is correct |
| 25 |
Correct |
70 ms |
904 KB |
Output is correct |
| 26 |
Correct |
61 ms |
860 KB |
Output is correct |
| 27 |
Correct |
62 ms |
860 KB |
Output is correct |
| 28 |
Correct |
101 ms |
860 KB |
Output is correct |
| 29 |
Correct |
114 ms |
900 KB |
Output is correct |
| 30 |
Correct |
113 ms |
856 KB |
Output is correct |
| 31 |
Correct |
106 ms |
856 KB |
Output is correct |
| 32 |
Correct |
107 ms |
856 KB |
Output is correct |
| 33 |
Correct |
2709 ms |
6236 KB |
Output is correct |
| 34 |
Correct |
2498 ms |
6248 KB |
Output is correct |
| 35 |
Correct |
2506 ms |
6232 KB |
Output is correct |
| 36 |
Correct |
2448 ms |
6256 KB |
Output is correct |
| 37 |
Correct |
3051 ms |
6256 KB |
Output is correct |
| 38 |
Correct |
3088 ms |
6256 KB |
Output is correct |
| 39 |
Correct |
3079 ms |
6252 KB |
Output is correct |
| 40 |
Correct |
3139 ms |
5880 KB |
Output is correct |
| 41 |
Correct |
4261 ms |
6244 KB |
Output is correct |
| 42 |
Execution timed out |
5062 ms |
6484 KB |
Time limit exceeded |
| 43 |
Halted |
0 ms |
0 KB |
- |
