oj.uz

Submission #855837

# Submission time Handle Problem Language Result Execution time Memory
855837 2023-10-02T02:40:16 Z Trisanu_Das Chessboard (IZhO18_chessboard) C++17
70 / 100
 158 ms 5948 KB 
#include <iostream>
#include <algorithm>
#include <climits>
using namespace std;
#define int long long
 
const int maxn = 100004;
int n, k, tot, x1[maxn], y1[maxn], x2[maxn], y2[maxn];
 
signed main() {
	ios_base::sync_with_stdio(0); cin.tie(0);
	cin >> n >> k;
	for (int i = 0; i < k; i++) {
		cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
		x1[i]--; y1[i]--; x2[i]--; y2[i]--;
		tot += (x2[i] - x1[i] + 1) * (y2[i] - y1[i] + 1);
	}
	int ans = LLONG_MAX;
	for (int i = 1; i < n; i++) 
      if (n % i == 0) {
		int t = 0, alt1 = ((n / i) * (n / i) + 1) / 2 * i * i, alt2 = ((n / i) * (n / i)) / 2 * i * i;
		for (int j = 0; j < k; j++) if (((x1[j] / i) & 1) == ((y1[j] / i) & 1)) t++;
		ans = min(ans, min((alt1 - t) + (tot - t), (alt2 - (tot - t)) + t));
	}
	cout << ans << '\n';
}

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 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 3164 KB Output is correct
2 Correct 5 ms 2908 KB Output is correct
3 Correct 11 ms 3740 KB Output is correct
4 Correct 11 ms 3676 KB Output is correct
5 Correct 14 ms 4216 KB Output is correct
6 Correct 11 ms 3932 KB Output is correct
7 Correct 2 ms 2652 KB Output is correct
8 Correct 9 ms 3680 KB Output is correct
9 Correct 24 ms 5352 KB Output is correct
10 Correct 13 ms 4188 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2648 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2648 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 7 ms 3164 KB Output is correct
17 Correct 17 ms 4688 KB Output is correct
18 Correct 25 ms 4952 KB Output is correct
19 Correct 40 ms 4700 KB Output is correct
20 Correct 45 ms 5056 KB Output is correct
21 Correct 17 ms 4444 KB Output is correct
22 Correct 1 ms 2516 KB Output is correct
23 Correct 11 ms 3676 KB Output is correct
24 Correct 20 ms 4700 KB Output is correct
25 Correct 3 ms 2652 KB Output is correct
26 Correct 16 ms 4060 KB Output is correct
27 Correct 17 ms 4184 KB Output is correct
28 Correct 22 ms 4956 KB Output is correct
29 Correct 7 ms 3420 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 3164 KB Output is correct
2 Correct 5 ms 2908 KB Output is correct
3 Correct 11 ms 3740 KB Output is correct
4 Correct 11 ms 3676 KB Output is correct
5 Correct 14 ms 4216 KB Output is correct
6 Correct 11 ms 3932 KB Output is correct
7 Correct 2 ms 2652 KB Output is correct
8 Correct 9 ms 3680 KB Output is correct
9 Correct 24 ms 5352 KB Output is correct
10 Correct 13 ms 4188 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2392 KB Output is correct
22 Correct 1 ms 2648 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2392 KB Output is correct
25 Correct 1 ms 2392 KB Output is correct
26 Correct 7 ms 3164 KB Output is correct
27 Correct 17 ms 4688 KB Output is correct
28 Correct 25 ms 4952 KB Output is correct
29 Correct 40 ms 4700 KB Output is correct
30 Correct 45 ms 5056 KB Output is correct
31 Correct 17 ms 4444 KB Output is correct
32 Correct 1 ms 2516 KB Output is correct
33 Correct 11 ms 3676 KB Output is correct
34 Correct 20 ms 4700 KB Output is correct
35 Correct 3 ms 2652 KB Output is correct
36 Correct 16 ms 4060 KB Output is correct
37 Correct 17 ms 4184 KB Output is correct
38 Correct 22 ms 4956 KB Output is correct
39 Correct 7 ms 3420 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 40 ms 5252 KB Output is correct
42 Correct 25 ms 5712 KB Output is correct
43 Correct 30 ms 5320 KB Output is correct
44 Correct 25 ms 5616 KB Output is correct
45 Correct 24 ms 5752 KB Output is correct
46 Correct 48 ms 5936 KB Output is correct
47 Correct 22 ms 5208 KB Output is correct
48 Correct 28 ms 5456 KB Output is correct
49 Correct 23 ms 5212 KB Output is correct
50 Correct 150 ms 5464 KB Output is correct
51 Correct 153 ms 5828 KB Output is correct
52 Correct 141 ms 5456 KB Output is correct
53 Correct 158 ms 5712 KB Output is correct
54 Correct 139 ms 5460 KB Output is correct
55 Correct 156 ms 5948 KB Output is correct
56 Correct 135 ms 5204 KB Output is correct

Subtask #6
0 / 30.0

# 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 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 16 ms 3164 KB Output is correct
10 Correct 5 ms 2908 KB Output is correct
11 Correct 11 ms 3740 KB Output is correct
12 Correct 11 ms 3676 KB Output is correct
13 Correct 14 ms 4216 KB Output is correct
14 Correct 11 ms 3932 KB Output is correct
15 Correct 2 ms 2652 KB Output is correct
16 Correct 9 ms 3680 KB Output is correct
17 Correct 24 ms 5352 KB Output is correct
18 Correct 13 ms 4188 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2392 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 1 ms 2392 KB Output is correct
30 Correct 1 ms 2648 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
33 Correct 1 ms 2392 KB Output is correct
34 Correct 7 ms 3164 KB Output is correct
35 Correct 17 ms 4688 KB Output is correct
36 Correct 25 ms 4952 KB Output is correct
37 Correct 40 ms 4700 KB Output is correct
38 Correct 45 ms 5056 KB Output is correct
39 Correct 17 ms 4444 KB Output is correct
40 Correct 1 ms 2516 KB Output is correct
41 Correct 11 ms 3676 KB Output is correct
42 Correct 20 ms 4700 KB Output is correct
43 Correct 3 ms 2652 KB Output is correct
44 Correct 16 ms 4060 KB Output is correct
45 Correct 17 ms 4184 KB Output is correct
46 Correct 22 ms 4956 KB Output is correct
47 Correct 7 ms 3420 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 40 ms 5252 KB Output is correct
50 Correct 25 ms 5712 KB Output is correct
51 Correct 30 ms 5320 KB Output is correct
52 Correct 25 ms 5616 KB Output is correct
53 Correct 24 ms 5752 KB Output is correct
54 Correct 48 ms 5936 KB Output is correct
55 Correct 22 ms 5208 KB Output is correct
56 Correct 28 ms 5456 KB Output is correct
57 Correct 23 ms 5212 KB Output is correct
58 Correct 150 ms 5464 KB Output is correct
59 Correct 153 ms 5828 KB Output is correct
60 Correct 141 ms 5456 KB Output is correct
61 Correct 158 ms 5712 KB Output is correct
62 Correct 139 ms 5460 KB Output is correct
63 Correct 156 ms 5948 KB Output is correct
64 Correct 135 ms 5204 KB Output is correct
65 Correct 1 ms 2392 KB Output is correct
66 Incorrect 1 ms 2396 KB Output isn't correct
67 Halted 0 ms 0 KB -