| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 200935 |
2020-02-08T16:50:26 Z |
Lawliet |
Rectangles (IOI19_rect) |
C++17 |
|
74 ms |
46076 KB |
#include <bits/stdc++.h>
#include "rect.h"
using namespace std;
typedef long long int lli;
const int MAXN = 90;
int n, m;
int v[MAXN][MAXN];
bool counted[MAXN][MAXN][MAXN][MAXN];
bool isAnswer(int x1, int y1, int x2, int y2)
{
if( counted[x1][y1][x2][y2] ) return false;
for(int i = x1 ; i <= x2 ; i++)
{
for(int j = y1 ; j <= y2 ; j++)
{
if( v[i][j] >= v[i][y1 - 1] || v[i][j] >= v[i][y2 + 1] ) return false;
if( v[i][j] >= v[x1 - 1][j] || v[i][j] >= v[x2 + 1][j] ) return false;
}
}
counted[x1][y1][x2][y2] = true;
return true;
}
long long count_rectangles(vector< vector<int> > a)
{
n = a.size();
m = a[0].size();
for(int i = 0 ; i < n ; i++)
for(int j = 0 ; j < m ; j++)
v[i][j] = a[i][j];
lli ans = 0;
for(int i = 0 ; i < n ; i++)
{
for(int j = 0 ; j < m ; j++)
{
int L, R;
int up, down;
L = R = up = down = -1;
for(int k = 0 ; k < j ; k++)
if( v[i][k] >= v[i][j] ) L = k;
for(int k = m - 1 ; k > j ; k--)
if( v[i][k] > v[i][j] ) R = k;
for(int k = 0 ; k < i ; k++)
if( v[k][j] >= v[i][j] ) up = k;
for(int k = n - 1 ; k > i ; k--)
if( v[k][j] > v[i][j] ) down = k;
if( L == -1 || R == -1 || up == -1 || down == -1 ) continue;
if( isAnswer( up + 1 , L + 1 , down - 1 , R - 1 ) ) ans++;
}
}
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 3 |
Correct |
7 ms |
3576 KB |
Output is correct |
| 4 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
5 ms |
760 KB |
Output is correct |
| 8 |
Correct |
5 ms |
632 KB |
Output is correct |
| 9 |
Correct |
6 ms |
1016 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1144 KB |
Output is correct |
| 11 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
5 ms |
376 KB |
Output is correct |
| 18 |
Correct |
5 ms |
256 KB |
Output is correct |
| 19 |
Correct |
5 ms |
504 KB |
Output is correct |
| 20 |
Correct |
5 ms |
376 KB |
Output is correct |
| 21 |
Correct |
5 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 3 |
Correct |
7 ms |
3576 KB |
Output is correct |
| 4 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
5 ms |
760 KB |
Output is correct |
| 8 |
Correct |
5 ms |
632 KB |
Output is correct |
| 9 |
Correct |
6 ms |
1016 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1144 KB |
Output is correct |
| 11 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
34 ms |
24824 KB |
Output is correct |
| 18 |
Correct |
36 ms |
24952 KB |
Output is correct |
| 19 |
Correct |
35 ms |
24824 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2936 KB |
Output is correct |
| 21 |
Correct |
12 ms |
6904 KB |
Output is correct |
| 22 |
Correct |
12 ms |
6776 KB |
Output is correct |
| 23 |
Correct |
12 ms |
6780 KB |
Output is correct |
| 24 |
Correct |
8 ms |
3448 KB |
Output is correct |
| 25 |
Correct |
5 ms |
376 KB |
Output is correct |
| 26 |
Correct |
5 ms |
256 KB |
Output is correct |
| 27 |
Correct |
5 ms |
504 KB |
Output is correct |
| 28 |
Correct |
5 ms |
376 KB |
Output is correct |
| 29 |
Correct |
5 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 3 |
Correct |
7 ms |
3576 KB |
Output is correct |
| 4 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
5 ms |
760 KB |
Output is correct |
| 8 |
Correct |
5 ms |
632 KB |
Output is correct |
| 9 |
Correct |
6 ms |
1016 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1144 KB |
Output is correct |
| 11 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
34 ms |
24824 KB |
Output is correct |
| 18 |
Correct |
36 ms |
24952 KB |
Output is correct |
| 19 |
Correct |
35 ms |
24824 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2936 KB |
Output is correct |
| 21 |
Correct |
12 ms |
6904 KB |
Output is correct |
| 22 |
Correct |
12 ms |
6776 KB |
Output is correct |
| 23 |
Correct |
12 ms |
6780 KB |
Output is correct |
| 24 |
Correct |
8 ms |
3448 KB |
Output is correct |
| 25 |
Runtime error |
10 ms |
1400 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 26 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 3 |
Correct |
7 ms |
3576 KB |
Output is correct |
| 4 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
5 ms |
760 KB |
Output is correct |
| 8 |
Correct |
5 ms |
632 KB |
Output is correct |
| 9 |
Correct |
6 ms |
1016 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1144 KB |
Output is correct |
| 11 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
34 ms |
24824 KB |
Output is correct |
| 18 |
Correct |
36 ms |
24952 KB |
Output is correct |
| 19 |
Correct |
35 ms |
24824 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2936 KB |
Output is correct |
| 21 |
Correct |
12 ms |
6904 KB |
Output is correct |
| 22 |
Correct |
12 ms |
6776 KB |
Output is correct |
| 23 |
Correct |
12 ms |
6780 KB |
Output is correct |
| 24 |
Correct |
8 ms |
3448 KB |
Output is correct |
| 25 |
Runtime error |
10 ms |
1400 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 26 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
20 ms |
760 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Runtime error |
74 ms |
46076 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 3 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 3 |
Correct |
7 ms |
3576 KB |
Output is correct |
| 4 |
Correct |
7 ms |
3448 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
5 ms |
760 KB |
Output is correct |
| 8 |
Correct |
5 ms |
632 KB |
Output is correct |
| 9 |
Correct |
6 ms |
1016 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1144 KB |
Output is correct |
| 11 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
34 ms |
24824 KB |
Output is correct |
| 18 |
Correct |
36 ms |
24952 KB |
Output is correct |
| 19 |
Correct |
35 ms |
24824 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2936 KB |
Output is correct |
| 21 |
Correct |
12 ms |
6904 KB |
Output is correct |
| 22 |
Correct |
12 ms |
6776 KB |
Output is correct |
| 23 |
Correct |
12 ms |
6780 KB |
Output is correct |
| 24 |
Correct |
8 ms |
3448 KB |
Output is correct |
| 25 |
Runtime error |
10 ms |
1400 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 26 |
Halted |
0 ms |
0 KB |
- |
