답안 #878826

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
878826	2023-11-25T09:44:34 Z	TahirAliyev	Chessboard (IZhO18_chessboard)	C++17	70 / 100	260 ms	4224 KB

chessboard

#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define pii pair<ll, ll>
#define oo 1e12
#define int ll


int n, k;
const int MAX = 1e5 + 5;
vector<pii> black;

vector<int> s;

void solve(){
    cin >> n >> k;
    for(int i = 1; i <= k; i++){
        int a, b; cin >> a >> b >> a >> b;
        black.push_back({a, b});
    }
    s.push_back(1);
    for(int d = 2; d * d <= n; d++){
        if(n % d == 0){
            s.push_back(d);
            if(n / d != d){
                s.push_back(n / d);
            }
        }
    }
    int ans = oo;
    for(int a : s){
        int tmp1 = ((n / a) * (n / a) + 1) / 2 * a * a;
        int tmp2 = ((n / a) * (n / a)) / 2 * a * a;
        for(pii b : black){
            int x = (b.first - 1) / a + 1;
            int y = (b.second - 1) / a + 1;
            if(x % 2 == y % 2){
                tmp1--;
                tmp2++;
            }
            else{
                tmp1++;
                tmp2--;
            }
        }
        ans = min(tmp1, ans);
        ans = min(tmp2, ans);
    }
    cout << ans << '\n';
}

signed main(){
    int t = 1;
    while(t--){
        solve();
    }
}

Subtask #1
8.0 / 8.0

#	결과	메모리	Grader output
1	Correct	344 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	348 KB	Output is correct
5	Correct	348 KB	Output is correct
6	Correct	344 KB	Output is correct
7	Correct	348 KB	Output is correct
8	Correct	348 KB	Output is correct

Subtask #2
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	55 ms	1484 KB	Output is correct
2	Correct	14 ms	1240 KB	Output is correct
3	Correct	32 ms	2328 KB	Output is correct
4	Correct	31 ms	2248 KB	Output is correct
5	Correct	43 ms	2340 KB	Output is correct
6	Correct	27 ms	2252 KB	Output is correct
7	Correct	6 ms	604 KB	Output is correct
8	Correct	28 ms	2248 KB	Output is correct
9	Correct	73 ms	4224 KB	Output is correct
10	Correct	39 ms	2184 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	360 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	348 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	348 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	360 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	348 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	348 KB	Output is correct
16	Correct	18 ms	1236 KB	Output is correct
17	Correct	52 ms	2500 KB	Output is correct
18	Correct	62 ms	2500 KB	Output is correct
19	Correct	85 ms	2512 KB	Output is correct
20	Correct	93 ms	2504 KB	Output is correct
21	Correct	48 ms	2592 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	29 ms	1512 KB	Output is correct
24	Correct	56 ms	2536 KB	Output is correct
25	Correct	6 ms	604 KB	Output is correct
26	Correct	35 ms	1524 KB	Output is correct
27	Correct	45 ms	2596 KB	Output is correct
28	Correct	59 ms	3632 KB	Output is correct
29	Correct	21 ms	1480 KB	Output is correct
30	Correct	2 ms	344 KB	Output is correct

Subtask #5
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	55 ms	1484 KB	Output is correct
2	Correct	14 ms	1240 KB	Output is correct
3	Correct	32 ms	2328 KB	Output is correct
4	Correct	31 ms	2248 KB	Output is correct
5	Correct	43 ms	2340 KB	Output is correct
6	Correct	27 ms	2252 KB	Output is correct
7	Correct	6 ms	604 KB	Output is correct
8	Correct	28 ms	2248 KB	Output is correct
9	Correct	73 ms	4224 KB	Output is correct
10	Correct	39 ms	2184 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 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	348 KB	Output is correct
16	Correct	0 ms	360 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	348 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	348 KB	Output is correct
26	Correct	18 ms	1236 KB	Output is correct
27	Correct	52 ms	2500 KB	Output is correct
28	Correct	62 ms	2500 KB	Output is correct
29	Correct	85 ms	2512 KB	Output is correct
30	Correct	93 ms	2504 KB	Output is correct
31	Correct	48 ms	2592 KB	Output is correct
32	Correct	1 ms	348 KB	Output is correct
33	Correct	29 ms	1512 KB	Output is correct
34	Correct	56 ms	2536 KB	Output is correct
35	Correct	6 ms	604 KB	Output is correct
36	Correct	35 ms	1524 KB	Output is correct
37	Correct	45 ms	2596 KB	Output is correct
38	Correct	59 ms	3632 KB	Output is correct
39	Correct	21 ms	1480 KB	Output is correct
40	Correct	2 ms	344 KB	Output is correct
41	Correct	92 ms	3780 KB	Output is correct
42	Correct	78 ms	3840 KB	Output is correct
43	Correct	79 ms	3696 KB	Output is correct
44	Correct	76 ms	3560 KB	Output is correct
45	Correct	79 ms	3780 KB	Output is correct
46	Correct	103 ms	3664 KB	Output is correct
47	Correct	68 ms	3780 KB	Output is correct
48	Correct	80 ms	4016 KB	Output is correct
49	Correct	69 ms	3668 KB	Output is correct
50	Correct	237 ms	3860 KB	Output is correct
51	Correct	252 ms	4064 KB	Output is correct
52	Correct	236 ms	3780 KB	Output is correct
53	Correct	250 ms	3780 KB	Output is correct
54	Correct	231 ms	3780 KB	Output is correct
55	Correct	260 ms	3828 KB	Output is correct
56	Correct	225 ms	3524 KB	Output is correct

Subtask #6
0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 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	344 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	55 ms	1484 KB	Output is correct
10	Correct	14 ms	1240 KB	Output is correct
11	Correct	32 ms	2328 KB	Output is correct
12	Correct	31 ms	2248 KB	Output is correct
13	Correct	43 ms	2340 KB	Output is correct
14	Correct	27 ms	2252 KB	Output is correct
15	Correct	6 ms	604 KB	Output is correct
16	Correct	28 ms	2248 KB	Output is correct
17	Correct	73 ms	4224 KB	Output is correct
18	Correct	39 ms	2184 KB	Output is correct
19	Correct	0 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	1 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	0 ms	360 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	0 ms	344 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	348 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	348 KB	Output is correct
34	Correct	18 ms	1236 KB	Output is correct
35	Correct	52 ms	2500 KB	Output is correct
36	Correct	62 ms	2500 KB	Output is correct
37	Correct	85 ms	2512 KB	Output is correct
38	Correct	93 ms	2504 KB	Output is correct
39	Correct	48 ms	2592 KB	Output is correct
40	Correct	1 ms	348 KB	Output is correct
41	Correct	29 ms	1512 KB	Output is correct
42	Correct	56 ms	2536 KB	Output is correct
43	Correct	6 ms	604 KB	Output is correct
44	Correct	35 ms	1524 KB	Output is correct
45	Correct	45 ms	2596 KB	Output is correct
46	Correct	59 ms	3632 KB	Output is correct
47	Correct	21 ms	1480 KB	Output is correct
48	Correct	2 ms	344 KB	Output is correct
49	Correct	92 ms	3780 KB	Output is correct
50	Correct	78 ms	3840 KB	Output is correct
51	Correct	79 ms	3696 KB	Output is correct
52	Correct	76 ms	3560 KB	Output is correct
53	Correct	79 ms	3780 KB	Output is correct
54	Correct	103 ms	3664 KB	Output is correct
55	Correct	68 ms	3780 KB	Output is correct
56	Correct	80 ms	4016 KB	Output is correct
57	Correct	69 ms	3668 KB	Output is correct
58	Correct	237 ms	3860 KB	Output is correct
59	Correct	252 ms	4064 KB	Output is correct
60	Correct	236 ms	3780 KB	Output is correct
61	Correct	250 ms	3780 KB	Output is correct
62	Correct	231 ms	3780 KB	Output is correct
63	Correct	260 ms	3828 KB	Output is correct
64	Correct	225 ms	3524 KB	Output is correct
65	Correct	0 ms	348 KB	Output is correct
66	Incorrect	0 ms	348 KB	Output isn't correct
67	Halted	0 ms	0 KB	-

답안 #878826

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 8.0 / 8.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 23.0 / 23.0

Subtask #6 0 / 30.0

Subtask #1
8.0 / 8.0

Subtask #2
8.0 / 8.0

Subtask #3
15.0 / 15.0

Subtask #4
16.0 / 16.0

Subtask #5
23.0 / 23.0

Subtask #6
0 / 30.0