답안 #89992 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
89992	2018-12-19T14:20:29 Z	Nodir_Bobiev	Chessboard (IZhO18_chessboard)	C++14	70 / 100	513 ms	46124 KB

chessboard

#include <bits/stdc++.h>

# define ll long long
# define fi first
# define se second

using namespace std;

const long long INF = 2e11;
const long long MOD = 1e9 + 7;
const long long N = 1e5 + 10;
const long long Z = 5e4 + 10;

ll n, k, ans = INF;
ll cor[N][4];


ll count(ll m)
{
	ll ret1 = ((n / m) * (n / m) / 2 + (n / m) * (n / m) % 2) * m * m;
	ll ret2 = ((n / m) * (n / m) / 2) * m * m;
	
	for (int i = 1; i <= k; i++){
		ll r = cor[i][2] / m + (cor[i][2] % m != 0); 
		ll c = cor[i][3] / m + (cor[i][3] % m != 0);
		
		if((c + r) % 2 == 0){
			ret1--;
			ret2++;
		}	
		else{
			ret1++;
			ret2--;
		}
	}
	return min(ret1, ret2);	
}



void solve()
{
	cin >> n >> k;
	for (int i = 1 ; i <= k; i++)
		for (int j = 0; j < 4; j++)cin >> cor[i][j];

	for (int i = 1; i < n; i++){
		if(n % i != 0)
			continue;
			
		ans = min(ans, count((ll) i));	
	}
	cout << ans;
}


int main()
{
	int TE = 1;
	ios_base::sync_with_stdio(false);
	//freopen("photo.in", "r", stdin);
	//freopen("photo.out", "w", stdout);
	//cin >> TE;
	while(TE --){
		solve();
	}
	return 0;
}

Subtask #1
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	464 KB	Output is correct
3	Correct	2 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	2 ms	520 KB	Output is correct
6	Correct	2 ms	700 KB	Output is correct
7	Correct	2 ms	700 KB	Output is correct
8	Correct	2 ms	700 KB	Output is correct

Subtask #2
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	32 ms	2504 KB	Output is correct
2	Correct	10 ms	2504 KB	Output is correct
3	Correct	23 ms	2808 KB	Output is correct
4	Correct	23 ms	3876 KB	Output is correct
5	Correct	30 ms	5380 KB	Output is correct
6	Correct	20 ms	5776 KB	Output is correct
7	Correct	6 ms	5776 KB	Output is correct
8	Correct	19 ms	6552 KB	Output is correct
9	Correct	49 ms	10348 KB	Output is correct
10	Correct	27 ms	10348 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	10348 KB	Output is correct
2	Correct	2 ms	10348 KB	Output is correct
3	Correct	2 ms	10348 KB	Output is correct
4	Correct	3 ms	10348 KB	Output is correct
5	Correct	2 ms	10348 KB	Output is correct
6	Correct	2 ms	10348 KB	Output is correct
7	Correct	3 ms	10348 KB	Output is correct
8	Correct	2 ms	10348 KB	Output is correct
9	Correct	2 ms	10348 KB	Output is correct
10	Correct	2 ms	10348 KB	Output is correct
11	Correct	2 ms	10348 KB	Output is correct
12	Correct	2 ms	10348 KB	Output is correct
13	Correct	3 ms	10348 KB	Output is correct
14	Correct	3 ms	10348 KB	Output is correct
15	Correct	3 ms	10348 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	10348 KB	Output is correct
2	Correct	2 ms	10348 KB	Output is correct
3	Correct	2 ms	10348 KB	Output is correct
4	Correct	3 ms	10348 KB	Output is correct
5	Correct	2 ms	10348 KB	Output is correct
6	Correct	2 ms	10348 KB	Output is correct
7	Correct	3 ms	10348 KB	Output is correct
8	Correct	2 ms	10348 KB	Output is correct
9	Correct	2 ms	10348 KB	Output is correct
10	Correct	2 ms	10348 KB	Output is correct
11	Correct	2 ms	10348 KB	Output is correct
12	Correct	2 ms	10348 KB	Output is correct
13	Correct	3 ms	10348 KB	Output is correct
14	Correct	3 ms	10348 KB	Output is correct
15	Correct	3 ms	10348 KB	Output is correct
16	Correct	16 ms	10348 KB	Output is correct
17	Correct	38 ms	13288 KB	Output is correct
18	Correct	50 ms	15280 KB	Output is correct
19	Correct	125 ms	16496 KB	Output is correct
20	Correct	134 ms	18300 KB	Output is correct
21	Correct	35 ms	19128 KB	Output is correct
22	Correct	2 ms	19128 KB	Output is correct
23	Correct	29 ms	19128 KB	Output is correct
24	Correct	46 ms	21648 KB	Output is correct
25	Correct	8 ms	21648 KB	Output is correct
26	Correct	31 ms	21648 KB	Output is correct
27	Correct	44 ms	23012 KB	Output is correct
28	Correct	49 ms	25128 KB	Output is correct
29	Correct	16 ms	25128 KB	Output is correct
30	Correct	3 ms	25128 KB	Output is correct

Subtask #5
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	32 ms	2504 KB	Output is correct
2	Correct	10 ms	2504 KB	Output is correct
3	Correct	23 ms	2808 KB	Output is correct
4	Correct	23 ms	3876 KB	Output is correct
5	Correct	30 ms	5380 KB	Output is correct
6	Correct	20 ms	5776 KB	Output is correct
7	Correct	6 ms	5776 KB	Output is correct
8	Correct	19 ms	6552 KB	Output is correct
9	Correct	49 ms	10348 KB	Output is correct
10	Correct	27 ms	10348 KB	Output is correct
11	Correct	2 ms	10348 KB	Output is correct
12	Correct	2 ms	10348 KB	Output is correct
13	Correct	2 ms	10348 KB	Output is correct
14	Correct	3 ms	10348 KB	Output is correct
15	Correct	2 ms	10348 KB	Output is correct
16	Correct	2 ms	10348 KB	Output is correct
17	Correct	3 ms	10348 KB	Output is correct
18	Correct	2 ms	10348 KB	Output is correct
19	Correct	2 ms	10348 KB	Output is correct
20	Correct	2 ms	10348 KB	Output is correct
21	Correct	2 ms	10348 KB	Output is correct
22	Correct	2 ms	10348 KB	Output is correct
23	Correct	3 ms	10348 KB	Output is correct
24	Correct	3 ms	10348 KB	Output is correct
25	Correct	3 ms	10348 KB	Output is correct
26	Correct	16 ms	10348 KB	Output is correct
27	Correct	38 ms	13288 KB	Output is correct
28	Correct	50 ms	15280 KB	Output is correct
29	Correct	125 ms	16496 KB	Output is correct
30	Correct	134 ms	18300 KB	Output is correct
31	Correct	35 ms	19128 KB	Output is correct
32	Correct	2 ms	19128 KB	Output is correct
33	Correct	29 ms	19128 KB	Output is correct
34	Correct	46 ms	21648 KB	Output is correct
35	Correct	8 ms	21648 KB	Output is correct
36	Correct	31 ms	21648 KB	Output is correct
37	Correct	44 ms	23012 KB	Output is correct
38	Correct	49 ms	25128 KB	Output is correct
39	Correct	16 ms	25128 KB	Output is correct
40	Correct	3 ms	25128 KB	Output is correct
41	Correct	110 ms	25128 KB	Output is correct
42	Correct	57 ms	25200 KB	Output is correct
43	Correct	73 ms	25200 KB	Output is correct
44	Correct	54 ms	25200 KB	Output is correct
45	Correct	53 ms	26780 KB	Output is correct
46	Correct	123 ms	28828 KB	Output is correct
47	Correct	44 ms	30392 KB	Output is correct
48	Correct	64 ms	32340 KB	Output is correct
49	Correct	50 ms	34256 KB	Output is correct
50	Correct	477 ms	36656 KB	Output is correct
51	Correct	489 ms	39180 KB	Output is correct
52	Correct	456 ms	41088 KB	Output is correct
53	Correct	491 ms	43632 KB	Output is correct
54	Correct	451 ms	45540 KB	Output is correct
55	Correct	513 ms	46124 KB	Output is correct
56	Correct	438 ms	46124 KB	Output is correct

Subtask #6
0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	464 KB	Output is correct
3	Correct	2 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	2 ms	520 KB	Output is correct
6	Correct	2 ms	700 KB	Output is correct
7	Correct	2 ms	700 KB	Output is correct
8	Correct	2 ms	700 KB	Output is correct
9	Correct	32 ms	2504 KB	Output is correct
10	Correct	10 ms	2504 KB	Output is correct
11	Correct	23 ms	2808 KB	Output is correct
12	Correct	23 ms	3876 KB	Output is correct
13	Correct	30 ms	5380 KB	Output is correct
14	Correct	20 ms	5776 KB	Output is correct
15	Correct	6 ms	5776 KB	Output is correct
16	Correct	19 ms	6552 KB	Output is correct
17	Correct	49 ms	10348 KB	Output is correct
18	Correct	27 ms	10348 KB	Output is correct
19	Correct	2 ms	10348 KB	Output is correct
20	Correct	2 ms	10348 KB	Output is correct
21	Correct	2 ms	10348 KB	Output is correct
22	Correct	3 ms	10348 KB	Output is correct
23	Correct	2 ms	10348 KB	Output is correct
24	Correct	2 ms	10348 KB	Output is correct
25	Correct	3 ms	10348 KB	Output is correct
26	Correct	2 ms	10348 KB	Output is correct
27	Correct	2 ms	10348 KB	Output is correct
28	Correct	2 ms	10348 KB	Output is correct
29	Correct	2 ms	10348 KB	Output is correct
30	Correct	2 ms	10348 KB	Output is correct
31	Correct	3 ms	10348 KB	Output is correct
32	Correct	3 ms	10348 KB	Output is correct
33	Correct	3 ms	10348 KB	Output is correct
34	Correct	16 ms	10348 KB	Output is correct
35	Correct	38 ms	13288 KB	Output is correct
36	Correct	50 ms	15280 KB	Output is correct
37	Correct	125 ms	16496 KB	Output is correct
38	Correct	134 ms	18300 KB	Output is correct
39	Correct	35 ms	19128 KB	Output is correct
40	Correct	2 ms	19128 KB	Output is correct
41	Correct	29 ms	19128 KB	Output is correct
42	Correct	46 ms	21648 KB	Output is correct
43	Correct	8 ms	21648 KB	Output is correct
44	Correct	31 ms	21648 KB	Output is correct
45	Correct	44 ms	23012 KB	Output is correct
46	Correct	49 ms	25128 KB	Output is correct
47	Correct	16 ms	25128 KB	Output is correct
48	Correct	3 ms	25128 KB	Output is correct
49	Correct	110 ms	25128 KB	Output is correct
50	Correct	57 ms	25200 KB	Output is correct
51	Correct	73 ms	25200 KB	Output is correct
52	Correct	54 ms	25200 KB	Output is correct
53	Correct	53 ms	26780 KB	Output is correct
54	Correct	123 ms	28828 KB	Output is correct
55	Correct	44 ms	30392 KB	Output is correct
56	Correct	64 ms	32340 KB	Output is correct
57	Correct	50 ms	34256 KB	Output is correct
58	Correct	477 ms	36656 KB	Output is correct
59	Correct	489 ms	39180 KB	Output is correct
60	Correct	456 ms	41088 KB	Output is correct
61	Correct	491 ms	43632 KB	Output is correct
62	Correct	451 ms	45540 KB	Output is correct
63	Correct	513 ms	46124 KB	Output is correct
64	Correct	438 ms	46124 KB	Output is correct
65	Correct	2 ms	46124 KB	Output is correct
66	Incorrect	2 ms	46124 KB	Output isn't correct
67	Halted	0 ms	0 KB	-

답안 #89992

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