답안 #599785

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
599785	2022-07-19T22:48:18 Z	flappybird	Amusement Park (CEOI19_amusementpark)	C++17	63 / 100	3000 ms	1468 KB

amusementpark

#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
#define MAX 20
#define MAXS 18
#define INF 1000000000000000001
#define bb ' '
#define ln '\n'
#define Ln '\n'
#define smin(a, x) (a)=(min((a), (x)))
ll dp[303030];
int ban[MAX];
const int mod = 998244353;
signed main() {
	ios::sync_with_stdio(false), cin.tie(0);
	int N, M;
	cin >> N >> M;
	int i, a, b;
	for (i = 1; i <= M; i++) {
		cin >> a >> b;
		ban[--a] |= 1 << --b;
		ban[b] |= 1 << a;
	}
	int K = 1 << N;
	dp[0] = 1;
	for (i = 0; i < K; i++) {
		int j;
		for (j = i; j; (--j) &= i) {
			int c = 0;
			for (int k = 0; k < N; k++) if ((j & (1 << k)) && (ban[k] & j)) c = 1;
			if (c) continue;
			int mul = -1;
			for (int k = 0; k < N; k++) if (j & (1 << k)) mul *= -1;
			dp[i] += dp[i ^ j] * mul;
			dp[i] %= mod;
		}
	}
	if (dp[K - 1] < 0) dp[K - 1] += mod;
	dp[K - 1] *= M;
	dp[K - 1] %= mod;
	if (dp[K - 1] % 2) dp[K - 1] += mod;
	dp[K - 1] /= 2;
	cout << dp[K - 1] << ln;
}

Subtask #1
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	0 ms	328 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	0 ms	328 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	1 ms	212 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	0 ms	324 KB	Output is correct
34	Correct	1 ms	332 KB	Output is correct
35	Correct	1 ms	324 KB	Output is correct
36	Correct	1 ms	212 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	1 ms	324 KB	Output is correct
39	Correct	1 ms	212 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	328 KB	Output is correct
42	Correct	1 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	1 ms	212 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	1 ms	212 KB	Output is correct
47	Correct	1 ms	212 KB	Output is correct
48	Correct	1 ms	324 KB	Output is correct
49	Correct	1 ms	328 KB	Output is correct
50	Correct	1 ms	324 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	2 ms	340 KB	Output is correct
53	Correct	1 ms	328 KB	Output is correct
54	Correct	1 ms	212 KB	Output is correct
55	Correct	1 ms	328 KB	Output is correct
56	Correct	2 ms	212 KB	Output is correct
57	Correct	1 ms	324 KB	Output is correct
58	Correct	1 ms	212 KB	Output is correct
59	Correct	1 ms	324 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	1 ms	212 KB	Output is correct
62	Correct	2 ms	212 KB	Output is correct
63	Correct	1 ms	212 KB	Output is correct
64	Correct	2 ms	212 KB	Output is correct

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	0 ms	328 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	1 ms	212 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	0 ms	324 KB	Output is correct
34	Correct	1 ms	332 KB	Output is correct
35	Correct	1 ms	324 KB	Output is correct
36	Correct	1 ms	212 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	1 ms	324 KB	Output is correct
39	Correct	1 ms	212 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	328 KB	Output is correct
42	Correct	1 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	1 ms	212 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	1 ms	212 KB	Output is correct
47	Correct	1 ms	212 KB	Output is correct
48	Correct	1 ms	324 KB	Output is correct
49	Correct	1 ms	328 KB	Output is correct
50	Correct	1 ms	324 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	2 ms	340 KB	Output is correct
53	Correct	1 ms	328 KB	Output is correct
54	Correct	1 ms	212 KB	Output is correct
55	Correct	1 ms	328 KB	Output is correct
56	Correct	2 ms	212 KB	Output is correct
57	Correct	1 ms	324 KB	Output is correct
58	Correct	1 ms	212 KB	Output is correct
59	Correct	1 ms	324 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	1 ms	212 KB	Output is correct
62	Correct	2 ms	212 KB	Output is correct
63	Correct	1 ms	212 KB	Output is correct
64	Correct	2 ms	212 KB	Output is correct
65	Correct	80 ms	372 KB	Output is correct
66	Correct	76 ms	412 KB	Output is correct
67	Correct	73 ms	324 KB	Output is correct
68	Correct	70 ms	380 KB	Output is correct
69	Correct	114 ms	372 KB	Output is correct
70	Correct	120 ms	504 KB	Output is correct
71	Correct	100 ms	372 KB	Output is correct
72	Correct	99 ms	356 KB	Output is correct
73	Correct	88 ms	340 KB	Output is correct
74	Correct	89 ms	428 KB	Output is correct
75	Correct	100 ms	544 KB	Output is correct
76	Correct	94 ms	348 KB	Output is correct
77	Correct	242 ms	500 KB	Output is correct
78	Correct	236 ms	484 KB	Output is correct
79	Correct	249 ms	688 KB	Output is correct
80	Correct	228 ms	504 KB	Output is correct
81	Correct	217 ms	688 KB	Output is correct
82	Correct	213 ms	556 KB	Output is correct
83	Correct	217 ms	564 KB	Output is correct
84	Correct	206 ms	552 KB	Output is correct
85	Correct	291 ms	596 KB	Output is correct
86	Correct	311 ms	568 KB	Output is correct
87	Correct	281 ms	520 KB	Output is correct
88	Correct	283 ms	632 KB	Output is correct
89	Correct	244 ms	620 KB	Output is correct
90	Correct	265 ms	600 KB	Output is correct
91	Correct	254 ms	492 KB	Output is correct
92	Correct	306 ms	604 KB	Output is correct

Subtask #5
0 / 37.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	0 ms	328 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	1 ms	212 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	0 ms	324 KB	Output is correct
34	Correct	1 ms	332 KB	Output is correct
35	Correct	1 ms	324 KB	Output is correct
36	Correct	1 ms	212 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	1 ms	324 KB	Output is correct
39	Correct	1 ms	212 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	328 KB	Output is correct
42	Correct	1 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	1 ms	212 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	1 ms	212 KB	Output is correct
47	Correct	1 ms	212 KB	Output is correct
48	Correct	1 ms	324 KB	Output is correct
49	Correct	1 ms	328 KB	Output is correct
50	Correct	1 ms	324 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	2 ms	340 KB	Output is correct
53	Correct	1 ms	328 KB	Output is correct
54	Correct	1 ms	212 KB	Output is correct
55	Correct	1 ms	328 KB	Output is correct
56	Correct	2 ms	212 KB	Output is correct
57	Correct	1 ms	324 KB	Output is correct
58	Correct	1 ms	212 KB	Output is correct
59	Correct	1 ms	324 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	1 ms	212 KB	Output is correct
62	Correct	2 ms	212 KB	Output is correct
63	Correct	1 ms	212 KB	Output is correct
64	Correct	2 ms	212 KB	Output is correct
65	Correct	80 ms	372 KB	Output is correct
66	Correct	76 ms	412 KB	Output is correct
67	Correct	73 ms	324 KB	Output is correct
68	Correct	70 ms	380 KB	Output is correct
69	Correct	114 ms	372 KB	Output is correct
70	Correct	120 ms	504 KB	Output is correct
71	Correct	100 ms	372 KB	Output is correct
72	Correct	99 ms	356 KB	Output is correct
73	Correct	88 ms	340 KB	Output is correct
74	Correct	89 ms	428 KB	Output is correct
75	Correct	100 ms	544 KB	Output is correct
76	Correct	94 ms	348 KB	Output is correct
77	Correct	242 ms	500 KB	Output is correct
78	Correct	236 ms	484 KB	Output is correct
79	Correct	249 ms	688 KB	Output is correct
80	Correct	228 ms	504 KB	Output is correct
81	Correct	217 ms	688 KB	Output is correct
82	Correct	213 ms	556 KB	Output is correct
83	Correct	217 ms	564 KB	Output is correct
84	Correct	206 ms	552 KB	Output is correct
85	Correct	291 ms	596 KB	Output is correct
86	Correct	311 ms	568 KB	Output is correct
87	Correct	281 ms	520 KB	Output is correct
88	Correct	283 ms	632 KB	Output is correct
89	Correct	244 ms	620 KB	Output is correct
90	Correct	265 ms	600 KB	Output is correct
91	Correct	254 ms	492 KB	Output is correct
92	Correct	306 ms	604 KB	Output is correct
93	Execution timed out	3064 ms	1468 KB	Time limit exceeded
94	Halted	0 ms	0 KB	-

답안 #599785

Compilation message

Subtask #1 7.0 / 7.0

Subtask #2 12.0 / 12.0

Subtask #3 23.0 / 23.0

Subtask #4 21.0 / 21.0

Subtask #5 0 / 37.0

Subtask #1
7.0 / 7.0

Subtask #2
12.0 / 12.0

Subtask #3
23.0 / 23.0

Subtask #4
21.0 / 21.0

Subtask #5
0 / 37.0