oj.uz

Submission #926206

# Submission time Handle Problem Language Result Execution time Memory
926206 2024-02-12T17:16:26 Z AlphaMale06 Chessboard (IZhO18_chessboard) C++17
70 / 100
 158 ms 5736 KB 
#include <bits/stdc++.h>

using namespace std;

#define F first
#define S second
#define int long long

struct rect{
    int x1, y1, x2, y2;
};

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, k;
    cin >> n >> k;
    rect a[k];
    for(int i=0; i< k; i++){
        cin >> a[i].x1 >> a[i].y1 >> a[i].x2 >> a[i].y2;
        a[i].x1--;
        a[i].x2--;
        a[i].y1--;
        a[i].y2--;
    }
    int ans=1e12;
    for(int d=1; d<n; d++){
        if(n%d!=0)continue;
        int flip=d*d*(((n*n)/(d*d)+1)/2);
        for(int i=0; i< k; i++){
            if(((a[i].x1/d)&1)==((a[i].y1/d)&1)){
                flip--;
            }
            else{
                flip++;
            }
        }
        ans=min({ans, flip, n*n-flip});
    }
    cout << ans << '\n';
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 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 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3672 KB Output is correct
2 Correct 4 ms 1116 KB Output is correct
3 Correct 11 ms 2564 KB Output is correct
4 Correct 11 ms 2652 KB Output is correct
5 Correct 14 ms 3420 KB Output is correct
6 Correct 12 ms 2652 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 10 ms 2140 KB Output is correct
9 Correct 26 ms 5204 KB Output is correct
10 Correct 13 ms 3164 KB Output is correct

Subtask #3
15.0 / 15.0

# 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 1 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 464 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 0 ms 456 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 600 KB Output is correct

Subtask #4
16.0 / 16.0

# 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 1 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 464 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 0 ms 456 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 7 ms 1624 KB Output is correct
17 Correct 18 ms 4444 KB Output is correct
18 Correct 23 ms 4952 KB Output is correct
19 Correct 42 ms 4444 KB Output is correct
20 Correct 45 ms 5064 KB Output is correct
21 Correct 18 ms 4184 KB Output is correct
22 Correct 0 ms 476 KB Output is correct
23 Correct 12 ms 2404 KB Output is correct
24 Correct 24 ms 4696 KB Output is correct
25 Correct 3 ms 856 KB Output is correct
26 Correct 14 ms 2976 KB Output is correct
27 Correct 18 ms 3676 KB Output is correct
28 Correct 22 ms 4956 KB Output is correct
29 Correct 9 ms 1880 KB Output is correct
30 Correct 1 ms 344 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3672 KB Output is correct
2 Correct 4 ms 1116 KB Output is correct
3 Correct 11 ms 2564 KB Output is correct
4 Correct 11 ms 2652 KB Output is correct
5 Correct 14 ms 3420 KB Output is correct
6 Correct 12 ms 2652 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 10 ms 2140 KB Output is correct
9 Correct 26 ms 5204 KB Output is correct
10 Correct 13 ms 3164 KB Output is correct
11 Correct 0 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 1 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 464 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 456 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 600 KB Output is correct
26 Correct 7 ms 1624 KB Output is correct
27 Correct 18 ms 4444 KB Output is correct
28 Correct 23 ms 4952 KB Output is correct
29 Correct 42 ms 4444 KB Output is correct
30 Correct 45 ms 5064 KB Output is correct
31 Correct 18 ms 4184 KB Output is correct
32 Correct 0 ms 476 KB Output is correct
33 Correct 12 ms 2404 KB Output is correct
34 Correct 24 ms 4696 KB Output is correct
35 Correct 3 ms 856 KB Output is correct
36 Correct 14 ms 2976 KB Output is correct
37 Correct 18 ms 3676 KB Output is correct
38 Correct 22 ms 4956 KB Output is correct
39 Correct 9 ms 1880 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 40 ms 4956 KB Output is correct
42 Correct 27 ms 5468 KB Output is correct
43 Correct 30 ms 4820 KB Output is correct
44 Correct 25 ms 5460 KB Output is correct
45 Correct 25 ms 5668 KB Output is correct
46 Correct 45 ms 5712 KB Output is correct
47 Correct 22 ms 4956 KB Output is correct
48 Correct 28 ms 5208 KB Output is correct
49 Correct 23 ms 4952 KB Output is correct
50 Correct 143 ms 5444 KB Output is correct
51 Correct 152 ms 5724 KB Output is correct
52 Correct 142 ms 5408 KB Output is correct
53 Correct 151 ms 5736 KB Output is correct
54 Correct 140 ms 5204 KB Output is correct
55 Correct 158 ms 5712 KB Output is correct
56 Correct 137 ms 5192 KB Output is correct

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 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 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 17 ms 3672 KB Output is correct
10 Correct 4 ms 1116 KB Output is correct
11 Correct 11 ms 2564 KB Output is correct
12 Correct 11 ms 2652 KB Output is correct
13 Correct 14 ms 3420 KB Output is correct
14 Correct 12 ms 2652 KB Output is correct
15 Correct 2 ms 600 KB Output is correct
16 Correct 10 ms 2140 KB Output is correct
17 Correct 26 ms 5204 KB Output is correct
18 Correct 13 ms 3164 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 0 ms 464 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 0 ms 456 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 600 KB Output is correct
34 Correct 7 ms 1624 KB Output is correct
35 Correct 18 ms 4444 KB Output is correct
36 Correct 23 ms 4952 KB Output is correct
37 Correct 42 ms 4444 KB Output is correct
38 Correct 45 ms 5064 KB Output is correct
39 Correct 18 ms 4184 KB Output is correct
40 Correct 0 ms 476 KB Output is correct
41 Correct 12 ms 2404 KB Output is correct
42 Correct 24 ms 4696 KB Output is correct
43 Correct 3 ms 856 KB Output is correct
44 Correct 14 ms 2976 KB Output is correct
45 Correct 18 ms 3676 KB Output is correct
46 Correct 22 ms 4956 KB Output is correct
47 Correct 9 ms 1880 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 40 ms 4956 KB Output is correct
50 Correct 27 ms 5468 KB Output is correct
51 Correct 30 ms 4820 KB Output is correct
52 Correct 25 ms 5460 KB Output is correct
53 Correct 25 ms 5668 KB Output is correct
54 Correct 45 ms 5712 KB Output is correct
55 Correct 22 ms 4956 KB Output is correct
56 Correct 28 ms 5208 KB Output is correct
57 Correct 23 ms 4952 KB Output is correct
58 Correct 143 ms 5444 KB Output is correct
59 Correct 152 ms 5724 KB Output is correct
60 Correct 142 ms 5408 KB Output is correct
61 Correct 151 ms 5736 KB Output is correct
62 Correct 140 ms 5204 KB Output is correct
63 Correct 158 ms 5712 KB Output is correct
64 Correct 137 ms 5192 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Incorrect 0 ms 364 KB Output isn't correct
67 Halted 0 ms 0 KB -