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Submission #226172

# Submission time Handle Problem Language Result Execution time Memory
226172 2020-04-22T17:37:00 Z AaronNaidu Rectangles (IOI19_rect) C++14
37 / 100
 5000 ms 40364 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int n, m;
vector<pair<int, int> > topLeft;
vector<pair<int, int> > bottomRight;
vector<vector<int> > board; 

bool works(int startx, int endx, int starty, int endy) {
    if (startx > endx or starty > endy)
    {
        return false;
    }
    
    for (int x = startx; x <= endx; x++)
    {
        for (int y = starty; y <= endy; y++)
        {
            if (board[x][y] >= board[startx-1][y] or board[x][y] >= board[endx+1][y] or board[x][y] >= board[x][starty-1] or board[x][y] >= board[x][endy+1])
            {
                return false;
            }
            
        }       
    }
    //cout << startx << "," << starty << " to " << endx << "," << endy << "\n";
    return true;
}

ll count_rectangles(vector<vector<int> > a) {
    n = a.size();
    m = a[0].size();
    board = a;

    for (int i = 1; i < n - 1; i++)
    {
        for (int j = 1; j < m - 1; j++)
        {
            if (a[i][j] < a[i-1][j] and a[i][j] < a[i][j-1])
            {
                topLeft.push_back({i,j});
                //cout << "Top left could be " << i << "," << j << "\n";
            }
            if (a[i][j] < a[i+1][j] and a[i][j] < a[i][j+1])
            {
                bottomRight.push_back({i,j});
                //cout << "Bottom right could be " << i << "," << j << "\n";
            }
        }
    }
    ll totalCount = 0;
    for (auto i : topLeft)
    {
        for (auto j : bottomRight)
        {
            //cout << "Trying " << i.first << "," << i.second << " to " << j.first << "," << j.second << "\n";
            totalCount += works(i.first,j.first, i.second, j.second);      
        }
    }
    return totalCount;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 4 ms 256 KB Output is correct
15 Correct 4 ms 256 KB Output is correct
16 Correct 4 ms 256 KB Output is correct
17 Correct 5 ms 256 KB Output is correct
18 Correct 6 ms 256 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 4 ms 256 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 4 ms 256 KB Output is correct
15 Correct 4 ms 256 KB Output is correct
16 Correct 4 ms 256 KB Output is correct
17 Correct 16 ms 512 KB Output is correct
18 Correct 16 ms 640 KB Output is correct
19 Correct 17 ms 640 KB Output is correct
20 Correct 10 ms 384 KB Output is correct
21 Correct 20 ms 512 KB Output is correct
22 Correct 21 ms 512 KB Output is correct
23 Correct 20 ms 512 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 5 ms 256 KB Output is correct
26 Correct 6 ms 256 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 4 ms 256 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 4 ms 256 KB Output is correct
15 Correct 4 ms 256 KB Output is correct
16 Correct 4 ms 256 KB Output is correct
17 Correct 16 ms 512 KB Output is correct
18 Correct 16 ms 640 KB Output is correct
19 Correct 17 ms 640 KB Output is correct
20 Correct 10 ms 384 KB Output is correct
21 Correct 20 ms 512 KB Output is correct
22 Correct 21 ms 512 KB Output is correct
23 Correct 20 ms 512 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 432 ms 1664 KB Output is correct
26 Correct 435 ms 1664 KB Output is correct
27 Correct 438 ms 1792 KB Output is correct
28 Correct 206 ms 1144 KB Output is correct
29 Correct 601 ms 1400 KB Output is correct
30 Correct 609 ms 1528 KB Output is correct
31 Correct 521 ms 1528 KB Output is correct
32 Correct 523 ms 1528 KB Output is correct
33 Correct 5 ms 256 KB Output is correct
34 Correct 6 ms 256 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 4 ms 256 KB Output is correct

Subtask #4
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 4 ms 256 KB Output is correct
15 Correct 4 ms 256 KB Output is correct
16 Correct 4 ms 256 KB Output is correct
17 Correct 16 ms 512 KB Output is correct
18 Correct 16 ms 640 KB Output is correct
19 Correct 17 ms 640 KB Output is correct
20 Correct 10 ms 384 KB Output is correct
21 Correct 20 ms 512 KB Output is correct
22 Correct 21 ms 512 KB Output is correct
23 Correct 20 ms 512 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 432 ms 1664 KB Output is correct
26 Correct 435 ms 1664 KB Output is correct
27 Correct 438 ms 1792 KB Output is correct
28 Correct 206 ms 1144 KB Output is correct
29 Correct 601 ms 1400 KB Output is correct
30 Correct 609 ms 1528 KB Output is correct
31 Correct 521 ms 1528 KB Output is correct
32 Correct 523 ms 1528 KB Output is correct
33 Correct 23 ms 9344 KB Output is correct
34 Execution timed out 5078 ms 14192 KB Time limit exceeded
35 Halted 0 ms 0 KB -

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 512 KB Output is correct
2 Correct 7 ms 512 KB Output is correct
3 Correct 6 ms 416 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 9 ms 512 KB Output is correct
6 Correct 9 ms 512 KB Output is correct
7 Correct 8 ms 512 KB Output is correct
8 Correct 8 ms 512 KB Output is correct
9 Correct 8 ms 536 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Execution timed out 5067 ms 40364 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 4 ms 256 KB Output is correct
15 Correct 4 ms 256 KB Output is correct
16 Correct 4 ms 256 KB Output is correct
17 Correct 16 ms 512 KB Output is correct
18 Correct 16 ms 640 KB Output is correct
19 Correct 17 ms 640 KB Output is correct
20 Correct 10 ms 384 KB Output is correct
21 Correct 20 ms 512 KB Output is correct
22 Correct 21 ms 512 KB Output is correct
23 Correct 20 ms 512 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 432 ms 1664 KB Output is correct
26 Correct 435 ms 1664 KB Output is correct
27 Correct 438 ms 1792 KB Output is correct
28 Correct 206 ms 1144 KB Output is correct
29 Correct 601 ms 1400 KB Output is correct
30 Correct 609 ms 1528 KB Output is correct
31 Correct 521 ms 1528 KB Output is correct
32 Correct 523 ms 1528 KB Output is correct
33 Correct 23 ms 9344 KB Output is correct
34 Execution timed out 5078 ms 14192 KB Time limit exceeded
35 Halted 0 ms 0 KB -