oj.uz

Submission #48842

# Submission time Handle Problem Language Result Execution time Memory
48842 2018-05-19T09:25:56 Z mrtsima22 Chessboard (IZhO18_chessboard) C++17
70 / 100
 280 ms 36896 KB 
#include <bits/stdc++.h>
using namespace std;
int a[100000], b[100000], x2[100000], y2[100000];
int main() {
  int n, k;
  long long ansT, ans = 10000000000LL;
  cin>>n>>k;
  for(int i = 0; i < k; ++i) {
    cin>>a[i]>>b[i]>>x2[i]>>y2[i];
    a[i]--;b[i]--;
    x2[i]--;y2[i]--;
  }
  for(int j = 1; j < n; ++j)
    if(n % j == 0) { 
      ansT = 0;
      for(int i = 0; i < k; ++i)
        if((a[i]/j + b[i]/j) % 2 == 0)
          ++ansT;
      ansT = ansT * 2 - k;
      if(ansT + (long long)n * n / j / j / 2 * j * j < ans)
        ans = ansT + (long long)n * n / j / j / 2 * j * j;
      ansT = -ansT;
      if(ansT + ((long long)n * n / j / j + 1) / 2 * j * j < ans)
        ans = ansT + ((long long)n * n / j / j + 1) / 2 * j * j;
    }
  cout<<ans<<endl;
  return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 472 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 520 KB Output is correct
6 Correct 2 ms 520 KB Output is correct
7 Correct 3 ms 520 KB Output is correct
8 Correct 2 ms 520 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 1432 KB Output is correct
2 Correct 24 ms 1432 KB Output is correct
3 Correct 55 ms 1432 KB Output is correct
4 Correct 57 ms 1432 KB Output is correct
5 Correct 75 ms 1488 KB Output is correct
6 Correct 83 ms 1488 KB Output is correct
7 Correct 20 ms 1488 KB Output is correct
8 Correct 57 ms 1488 KB Output is correct
9 Correct 136 ms 1992 KB Output is correct
10 Correct 80 ms 1992 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1992 KB Output is correct
2 Correct 2 ms 1992 KB Output is correct
3 Correct 2 ms 1992 KB Output is correct
4 Correct 4 ms 1992 KB Output is correct
5 Correct 3 ms 1992 KB Output is correct
6 Correct 2 ms 1992 KB Output is correct
7 Correct 4 ms 1992 KB Output is correct
8 Correct 3 ms 1992 KB Output is correct
9 Correct 3 ms 1992 KB Output is correct
10 Correct 2 ms 1992 KB Output is correct
11 Correct 3 ms 1992 KB Output is correct
12 Correct 4 ms 1992 KB Output is correct
13 Correct 4 ms 1992 KB Output is correct
14 Correct 5 ms 1992 KB Output is correct
15 Correct 4 ms 1992 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1992 KB Output is correct
2 Correct 2 ms 1992 KB Output is correct
3 Correct 2 ms 1992 KB Output is correct
4 Correct 4 ms 1992 KB Output is correct
5 Correct 3 ms 1992 KB Output is correct
6 Correct 2 ms 1992 KB Output is correct
7 Correct 4 ms 1992 KB Output is correct
8 Correct 3 ms 1992 KB Output is correct
9 Correct 3 ms 1992 KB Output is correct
10 Correct 2 ms 1992 KB Output is correct
11 Correct 3 ms 1992 KB Output is correct
12 Correct 4 ms 1992 KB Output is correct
13 Correct 4 ms 1992 KB Output is correct
14 Correct 5 ms 1992 KB Output is correct
15 Correct 4 ms 1992 KB Output is correct
16 Correct 34 ms 1992 KB Output is correct
17 Correct 126 ms 1992 KB Output is correct
18 Correct 139 ms 2172 KB Output is correct
19 Correct 133 ms 2172 KB Output is correct
20 Correct 130 ms 2292 KB Output is correct
21 Correct 88 ms 2292 KB Output is correct
22 Correct 3 ms 2292 KB Output is correct
23 Correct 52 ms 2292 KB Output is correct
24 Correct 101 ms 2292 KB Output is correct
25 Correct 14 ms 2292 KB Output is correct
26 Correct 70 ms 2292 KB Output is correct
27 Correct 75 ms 2292 KB Output is correct
28 Correct 117 ms 2292 KB Output is correct
29 Correct 50 ms 2292 KB Output is correct
30 Correct 5 ms 2292 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 1432 KB Output is correct
2 Correct 24 ms 1432 KB Output is correct
3 Correct 55 ms 1432 KB Output is correct
4 Correct 57 ms 1432 KB Output is correct
5 Correct 75 ms 1488 KB Output is correct
6 Correct 83 ms 1488 KB Output is correct
7 Correct 20 ms 1488 KB Output is correct
8 Correct 57 ms 1488 KB Output is correct
9 Correct 136 ms 1992 KB Output is correct
10 Correct 80 ms 1992 KB Output is correct
11 Correct 3 ms 1992 KB Output is correct
12 Correct 2 ms 1992 KB Output is correct
13 Correct 2 ms 1992 KB Output is correct
14 Correct 4 ms 1992 KB Output is correct
15 Correct 3 ms 1992 KB Output is correct
16 Correct 2 ms 1992 KB Output is correct
17 Correct 4 ms 1992 KB Output is correct
18 Correct 3 ms 1992 KB Output is correct
19 Correct 3 ms 1992 KB Output is correct
20 Correct 2 ms 1992 KB Output is correct
21 Correct 3 ms 1992 KB Output is correct
22 Correct 4 ms 1992 KB Output is correct
23 Correct 4 ms 1992 KB Output is correct
24 Correct 5 ms 1992 KB Output is correct
25 Correct 4 ms 1992 KB Output is correct
26 Correct 34 ms 1992 KB Output is correct
27 Correct 126 ms 1992 KB Output is correct
28 Correct 139 ms 2172 KB Output is correct
29 Correct 133 ms 2172 KB Output is correct
30 Correct 130 ms 2292 KB Output is correct
31 Correct 88 ms 2292 KB Output is correct
32 Correct 3 ms 2292 KB Output is correct
33 Correct 52 ms 2292 KB Output is correct
34 Correct 101 ms 2292 KB Output is correct
35 Correct 14 ms 2292 KB Output is correct
36 Correct 70 ms 2292 KB Output is correct
37 Correct 75 ms 2292 KB Output is correct
38 Correct 117 ms 2292 KB Output is correct
39 Correct 50 ms 2292 KB Output is correct
40 Correct 5 ms 2292 KB Output is correct
41 Correct 144 ms 3896 KB Output is correct
42 Correct 160 ms 6452 KB Output is correct
43 Correct 138 ms 8360 KB Output is correct
44 Correct 156 ms 10692 KB Output is correct
45 Correct 154 ms 13068 KB Output is correct
46 Correct 179 ms 15172 KB Output is correct
47 Correct 141 ms 17116 KB Output is correct
48 Correct 148 ms 19312 KB Output is correct
49 Correct 137 ms 21332 KB Output is correct
50 Correct 229 ms 23540 KB Output is correct
51 Correct 249 ms 25964 KB Output is correct
52 Correct 229 ms 28020 KB Output is correct
53 Correct 280 ms 30388 KB Output is correct
54 Correct 232 ms 32500 KB Output is correct
55 Correct 244 ms 35092 KB Output is correct
56 Correct 203 ms 36896 KB Output is correct

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 472 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 520 KB Output is correct
6 Correct 2 ms 520 KB Output is correct
7 Correct 3 ms 520 KB Output is correct
8 Correct 2 ms 520 KB Output is correct
9 Correct 94 ms 1432 KB Output is correct
10 Correct 24 ms 1432 KB Output is correct
11 Correct 55 ms 1432 KB Output is correct
12 Correct 57 ms 1432 KB Output is correct
13 Correct 75 ms 1488 KB Output is correct
14 Correct 83 ms 1488 KB Output is correct
15 Correct 20 ms 1488 KB Output is correct
16 Correct 57 ms 1488 KB Output is correct
17 Correct 136 ms 1992 KB Output is correct
18 Correct 80 ms 1992 KB Output is correct
19 Correct 3 ms 1992 KB Output is correct
20 Correct 2 ms 1992 KB Output is correct
21 Correct 2 ms 1992 KB Output is correct
22 Correct 4 ms 1992 KB Output is correct
23 Correct 3 ms 1992 KB Output is correct
24 Correct 2 ms 1992 KB Output is correct
25 Correct 4 ms 1992 KB Output is correct
26 Correct 3 ms 1992 KB Output is correct
27 Correct 3 ms 1992 KB Output is correct
28 Correct 2 ms 1992 KB Output is correct
29 Correct 3 ms 1992 KB Output is correct
30 Correct 4 ms 1992 KB Output is correct
31 Correct 4 ms 1992 KB Output is correct
32 Correct 5 ms 1992 KB Output is correct
33 Correct 4 ms 1992 KB Output is correct
34 Correct 34 ms 1992 KB Output is correct
35 Correct 126 ms 1992 KB Output is correct
36 Correct 139 ms 2172 KB Output is correct
37 Correct 133 ms 2172 KB Output is correct
38 Correct 130 ms 2292 KB Output is correct
39 Correct 88 ms 2292 KB Output is correct
40 Correct 3 ms 2292 KB Output is correct
41 Correct 52 ms 2292 KB Output is correct
42 Correct 101 ms 2292 KB Output is correct
43 Correct 14 ms 2292 KB Output is correct
44 Correct 70 ms 2292 KB Output is correct
45 Correct 75 ms 2292 KB Output is correct
46 Correct 117 ms 2292 KB Output is correct
47 Correct 50 ms 2292 KB Output is correct
48 Correct 5 ms 2292 KB Output is correct
49 Correct 144 ms 3896 KB Output is correct
50 Correct 160 ms 6452 KB Output is correct
51 Correct 138 ms 8360 KB Output is correct
52 Correct 156 ms 10692 KB Output is correct
53 Correct 154 ms 13068 KB Output is correct
54 Correct 179 ms 15172 KB Output is correct
55 Correct 141 ms 17116 KB Output is correct
56 Correct 148 ms 19312 KB Output is correct
57 Correct 137 ms 21332 KB Output is correct
58 Correct 229 ms 23540 KB Output is correct
59 Correct 249 ms 25964 KB Output is correct
60 Correct 229 ms 28020 KB Output is correct
61 Correct 280 ms 30388 KB Output is correct
62 Correct 232 ms 32500 KB Output is correct
63 Correct 244 ms 35092 KB Output is correct
64 Correct 203 ms 36896 KB Output is correct
65 Correct 2 ms 36896 KB Output is correct
66 Incorrect 2 ms 36896 KB Output isn't correct
67 Halted 0 ms 0 KB -