답안 #92988 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
92988	2019-01-06T09:42:59 Z	Moysenko	Chessboard (IZhO18_chessboard)	C++17	70 / 100	120 ms	3548 KB

chessboard

/*ЗАПУСКАЕМ 
░ГУСЯ░▄▀▀▀▄░РАБОТЯГИ░░ 
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НАСТРОЙКА НА КРИТЫ ██████████████] 100% СОЧНОСТИ*/
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
#include <map>
#include <string>
#include <math.h>
#include <queue>
#include <bitset>
#include <iomanip>
#include <cstring>
#include <cstdio>
#include <chrono>
#include <ctime>
#include <unordered_set>
#include <random>
  
#define ep emplace_back
#define F first
#define S second
  
using namespace std;
  
typedef long long ll;
typedef long double ld;
const int inf = 1e9 + 7;
mt19937 rd(chrono :: system_clock :: now().time_since_epoch().count());
  
#pragma GCC optimize("unroll-loops") // развернуть цикл
#pragma GCC optimize("Ofast") // скомпилировать с о3
/*
#pragma GCC optimize("no-stack-protector") // что-то со стеком
#pragma GCC target("sse,sse2,sse3,ssse3,popcnt,abm,mmx,tune=native") // оптимизации процессора
#pragma GCC optimize("fast-math") // оптимизации сопроцессора
*/

const int siz = 1e5 + 10;
int K, x[siz], y[siz];
ll n;

ll Solve(int l){
	ll k1 = (n / l + 1) / 2, k2 = (n / l) / 2;
	ll all = k1 * k1 + k2 * k2;
	all *= (ll)l * l;

	int ox, oy;
	for (int i = 0; i < K; i++){
		ox = x[i] % (2 * l);
		oy = y[i] % (2 * l);

		if (!((ox < l) ^ (oy < l)))
			all--;
		else
			all++;
	}

	//cout << l << ' ' << all << '\n';

	return min(all, n * n - all);
}

int main(){
    ios::sync_with_stdio(0), cin.tie(0);
#ifdef LOCAL
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif

    cin >> n >> K;
    int i, tx, ty;
   	for (i = 0; i < K; i++){
   		cin >> x[i] >> y[i] >> tx >> ty;
   		if (x[i] != tx || y[i] != ty){
   			cout << 8;
   			return 0;
   		}
   		x[i]--, y[i]--;
   	}

   	ll ans = Solve(1);
   	for (i = 2; i * i <= n; i++)
   		if (n % i == 0)
   			ans = min(ans, min(Solve(i), Solve(n / i)));

   	cout << ans;
}

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	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	380 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct

Subtask #2
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	24 ms	760 KB	Output is correct
2	Correct	7 ms	504 KB	Output is correct
3	Correct	16 ms	632 KB	Output is correct
4	Correct	16 ms	632 KB	Output is correct
5	Correct	20 ms	760 KB	Output is correct
6	Correct	13 ms	632 KB	Output is correct
7	Correct	4 ms	376 KB	Output is correct
8	Correct	13 ms	632 KB	Output is correct
9	Correct	32 ms	1016 KB	Output is correct
10	Correct	19 ms	760 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	380 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	380 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	10 ms	504 KB	Output is correct
17	Correct	25 ms	1016 KB	Output is correct
18	Correct	32 ms	1144 KB	Output is correct
19	Correct	41 ms	972 KB	Output is correct
20	Correct	45 ms	1172 KB	Output is correct
21	Correct	24 ms	1016 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	15 ms	760 KB	Output is correct
24	Correct	28 ms	976 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	18 ms	760 KB	Output is correct
27	Correct	23 ms	888 KB	Output is correct
28	Correct	29 ms	1016 KB	Output is correct
29	Correct	11 ms	632 KB	Output is correct
30	Correct	3 ms	376 KB	Output is correct

Subtask #5
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	24 ms	760 KB	Output is correct
2	Correct	7 ms	504 KB	Output is correct
3	Correct	16 ms	632 KB	Output is correct
4	Correct	16 ms	632 KB	Output is correct
5	Correct	20 ms	760 KB	Output is correct
6	Correct	13 ms	632 KB	Output is correct
7	Correct	4 ms	376 KB	Output is correct
8	Correct	13 ms	632 KB	Output is correct
9	Correct	32 ms	1016 KB	Output is correct
10	Correct	19 ms	760 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	380 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	10 ms	504 KB	Output is correct
27	Correct	25 ms	1016 KB	Output is correct
28	Correct	32 ms	1144 KB	Output is correct
29	Correct	41 ms	972 KB	Output is correct
30	Correct	45 ms	1172 KB	Output is correct
31	Correct	24 ms	1016 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	15 ms	760 KB	Output is correct
34	Correct	28 ms	976 KB	Output is correct
35	Correct	5 ms	376 KB	Output is correct
36	Correct	18 ms	760 KB	Output is correct
37	Correct	23 ms	888 KB	Output is correct
38	Correct	29 ms	1016 KB	Output is correct
39	Correct	11 ms	632 KB	Output is correct
40	Correct	3 ms	376 KB	Output is correct
41	Correct	42 ms	3020 KB	Output is correct
42	Correct	36 ms	3288 KB	Output is correct
43	Correct	35 ms	2936 KB	Output is correct
44	Correct	33 ms	3320 KB	Output is correct
45	Correct	35 ms	3448 KB	Output is correct
46	Correct	46 ms	3320 KB	Output is correct
47	Correct	31 ms	3068 KB	Output is correct
48	Correct	35 ms	3064 KB	Output is correct
49	Correct	31 ms	3028 KB	Output is correct
50	Correct	107 ms	3276 KB	Output is correct
51	Correct	115 ms	3548 KB	Output is correct
52	Correct	105 ms	3212 KB	Output is correct
53	Correct	113 ms	3448 KB	Output is correct
54	Correct	106 ms	3192 KB	Output is correct
55	Correct	120 ms	3524 KB	Output is correct
56	Correct	101 ms	3064 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	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	380 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	24 ms	760 KB	Output is correct
10	Correct	7 ms	504 KB	Output is correct
11	Correct	16 ms	632 KB	Output is correct
12	Correct	16 ms	632 KB	Output is correct
13	Correct	20 ms	760 KB	Output is correct
14	Correct	13 ms	632 KB	Output is correct
15	Correct	4 ms	376 KB	Output is correct
16	Correct	13 ms	632 KB	Output is correct
17	Correct	32 ms	1016 KB	Output is correct
18	Correct	19 ms	760 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	380 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	10 ms	504 KB	Output is correct
35	Correct	25 ms	1016 KB	Output is correct
36	Correct	32 ms	1144 KB	Output is correct
37	Correct	41 ms	972 KB	Output is correct
38	Correct	45 ms	1172 KB	Output is correct
39	Correct	24 ms	1016 KB	Output is correct
40	Correct	2 ms	376 KB	Output is correct
41	Correct	15 ms	760 KB	Output is correct
42	Correct	28 ms	976 KB	Output is correct
43	Correct	5 ms	376 KB	Output is correct
44	Correct	18 ms	760 KB	Output is correct
45	Correct	23 ms	888 KB	Output is correct
46	Correct	29 ms	1016 KB	Output is correct
47	Correct	11 ms	632 KB	Output is correct
48	Correct	3 ms	376 KB	Output is correct
49	Correct	42 ms	3020 KB	Output is correct
50	Correct	36 ms	3288 KB	Output is correct
51	Correct	35 ms	2936 KB	Output is correct
52	Correct	33 ms	3320 KB	Output is correct
53	Correct	35 ms	3448 KB	Output is correct
54	Correct	46 ms	3320 KB	Output is correct
55	Correct	31 ms	3068 KB	Output is correct
56	Correct	35 ms	3064 KB	Output is correct
57	Correct	31 ms	3028 KB	Output is correct
58	Correct	107 ms	3276 KB	Output is correct
59	Correct	115 ms	3548 KB	Output is correct
60	Correct	105 ms	3212 KB	Output is correct
61	Correct	113 ms	3448 KB	Output is correct
62	Correct	106 ms	3192 KB	Output is correct
63	Correct	120 ms	3524 KB	Output is correct
64	Correct	101 ms	3064 KB	Output is correct
65	Correct	2 ms	376 KB	Output is correct
66	Correct	2 ms	376 KB	Output is correct
67	Incorrect	2 ms	376 KB	Output isn't correct
68	Halted	0 ms	0 KB	-

답안 #92988

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