답안 #599791

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
599791	2022-07-19T23:00:55 Z	flappybird	Amusement Park (CEOI19_amusementpark)	C++17	100 / 100	1468 ms	3500 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];
int mul[303030];
const int mod = 998244353;
signed main() {
	ios::sync_with_stdio(false), cin.tie(0);
	int N, M;
	cin >> N >> M;
	int i, j, 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 (j = 0; j < K; j++) {
		int c = 0;
		for (int k = 0; k < N; k++) if ((j & (1 << k)) && (ban[k] & j)) c = 1;
		if (c) continue;
		mul[j] = -1;
		for (int k = 0; k < N; k++) if (j & (1 << k)) mul[j] *= -1;
	}
	for (i = 0; i < K; i++) { for (j = i; j; (--j) &= i) { dp[i] += dp[i ^ j] * (ll)mul[j], dp[i] %= mod; } }
	if (dp[K - 1] < 0ll) 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	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 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	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 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	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	0 ms	212 KB	Output is correct

Subtask #3
23.0 / 23.0

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

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 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	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	0 ms	212 KB	Output is correct
25	Correct	0 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	0 ms	212 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	0 ms	212 KB	Output is correct
32	Correct	0 ms	212 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	0 ms	212 KB	Output is correct
35	Correct	0 ms	212 KB	Output is correct
36	Correct	0 ms	212 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	1 ms	340 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	340 KB	Output is correct
42	Correct	0 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	0 ms	212 KB	Output is correct
45	Correct	0 ms	212 KB	Output is correct
46	Correct	0 ms	212 KB	Output is correct
47	Correct	1 ms	212 KB	Output is correct
48	Correct	0 ms	212 KB	Output is correct
49	Correct	0 ms	212 KB	Output is correct
50	Correct	0 ms	212 KB	Output is correct
51	Correct	1 ms	340 KB	Output is correct
52	Correct	1 ms	340 KB	Output is correct
53	Correct	1 ms	340 KB	Output is correct
54	Correct	1 ms	340 KB	Output is correct
55	Correct	1 ms	340 KB	Output is correct
56	Correct	1 ms	324 KB	Output is correct
57	Correct	1 ms	340 KB	Output is correct
58	Correct	1 ms	212 KB	Output is correct
59	Correct	1 ms	340 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	1 ms	340 KB	Output is correct
62	Correct	1 ms	212 KB	Output is correct
63	Correct	1 ms	340 KB	Output is correct
64	Correct	1 ms	340 KB	Output is correct
65	Correct	18 ms	468 KB	Output is correct
66	Correct	18 ms	504 KB	Output is correct
67	Correct	19 ms	468 KB	Output is correct
68	Correct	18 ms	432 KB	Output is correct
69	Correct	18 ms	476 KB	Output is correct
70	Correct	18 ms	468 KB	Output is correct
71	Correct	18 ms	468 KB	Output is correct
72	Correct	19 ms	444 KB	Output is correct
73	Correct	19 ms	516 KB	Output is correct
74	Correct	20 ms	488 KB	Output is correct
75	Correct	18 ms	468 KB	Output is correct
76	Correct	19 ms	440 KB	Output is correct
77	Correct	54 ms	572 KB	Output is correct
78	Correct	56 ms	596 KB	Output is correct
79	Correct	54 ms	568 KB	Output is correct
80	Correct	54 ms	708 KB	Output is correct
81	Correct	53 ms	588 KB	Output is correct
82	Correct	56 ms	708 KB	Output is correct
83	Correct	53 ms	532 KB	Output is correct
84	Correct	54 ms	592 KB	Output is correct
85	Correct	53 ms	668 KB	Output is correct
86	Correct	54 ms	724 KB	Output is correct
87	Correct	55 ms	560 KB	Output is correct
88	Correct	55 ms	496 KB	Output is correct
89	Correct	54 ms	688 KB	Output is correct
90	Correct	54 ms	616 KB	Output is correct
91	Correct	54 ms	492 KB	Output is correct
92	Correct	54 ms	524 KB	Output is correct

Subtask #5
37.0 / 37.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 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	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	0 ms	212 KB	Output is correct
25	Correct	0 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	0 ms	212 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	0 ms	212 KB	Output is correct
32	Correct	0 ms	212 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	0 ms	212 KB	Output is correct
35	Correct	0 ms	212 KB	Output is correct
36	Correct	0 ms	212 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	1 ms	340 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	340 KB	Output is correct
42	Correct	0 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	0 ms	212 KB	Output is correct
45	Correct	0 ms	212 KB	Output is correct
46	Correct	0 ms	212 KB	Output is correct
47	Correct	1 ms	212 KB	Output is correct
48	Correct	0 ms	212 KB	Output is correct
49	Correct	0 ms	212 KB	Output is correct
50	Correct	0 ms	212 KB	Output is correct
51	Correct	1 ms	340 KB	Output is correct
52	Correct	1 ms	340 KB	Output is correct
53	Correct	1 ms	340 KB	Output is correct
54	Correct	1 ms	340 KB	Output is correct
55	Correct	1 ms	340 KB	Output is correct
56	Correct	1 ms	324 KB	Output is correct
57	Correct	1 ms	340 KB	Output is correct
58	Correct	1 ms	212 KB	Output is correct
59	Correct	1 ms	340 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	1 ms	340 KB	Output is correct
62	Correct	1 ms	212 KB	Output is correct
63	Correct	1 ms	340 KB	Output is correct
64	Correct	1 ms	340 KB	Output is correct
65	Correct	18 ms	468 KB	Output is correct
66	Correct	18 ms	504 KB	Output is correct
67	Correct	19 ms	468 KB	Output is correct
68	Correct	18 ms	432 KB	Output is correct
69	Correct	18 ms	476 KB	Output is correct
70	Correct	18 ms	468 KB	Output is correct
71	Correct	18 ms	468 KB	Output is correct
72	Correct	19 ms	444 KB	Output is correct
73	Correct	19 ms	516 KB	Output is correct
74	Correct	20 ms	488 KB	Output is correct
75	Correct	18 ms	468 KB	Output is correct
76	Correct	19 ms	440 KB	Output is correct
77	Correct	54 ms	572 KB	Output is correct
78	Correct	56 ms	596 KB	Output is correct
79	Correct	54 ms	568 KB	Output is correct
80	Correct	54 ms	708 KB	Output is correct
81	Correct	53 ms	588 KB	Output is correct
82	Correct	56 ms	708 KB	Output is correct
83	Correct	53 ms	532 KB	Output is correct
84	Correct	54 ms	592 KB	Output is correct
85	Correct	53 ms	668 KB	Output is correct
86	Correct	54 ms	724 KB	Output is correct
87	Correct	55 ms	560 KB	Output is correct
88	Correct	55 ms	496 KB	Output is correct
89	Correct	54 ms	688 KB	Output is correct
90	Correct	54 ms	616 KB	Output is correct
91	Correct	54 ms	492 KB	Output is correct
92	Correct	54 ms	524 KB	Output is correct
93	Correct	1430 ms	3320 KB	Output is correct
94	Correct	1412 ms	3392 KB	Output is correct
95	Correct	1468 ms	3468 KB	Output is correct
96	Correct	1423 ms	3416 KB	Output is correct
97	Correct	1437 ms	3384 KB	Output is correct
98	Correct	1456 ms	3460 KB	Output is correct
99	Correct	160 ms	1100 KB	Output is correct
100	Correct	159 ms	1016 KB	Output is correct
101	Correct	159 ms	884 KB	Output is correct
102	Correct	163 ms	840 KB	Output is correct
103	Correct	479 ms	1872 KB	Output is correct
104	Correct	489 ms	1824 KB	Output is correct
105	Correct	474 ms	1716 KB	Output is correct
106	Correct	476 ms	1476 KB	Output is correct
107	Correct	1442 ms	3388 KB	Output is correct
108	Correct	1444 ms	2960 KB	Output is correct
109	Correct	1416 ms	2860 KB	Output is correct
110	Correct	1444 ms	2632 KB	Output is correct
111	Correct	157 ms	944 KB	Output is correct
112	Correct	159 ms	808 KB	Output is correct
113	Correct	158 ms	832 KB	Output is correct
114	Correct	165 ms	1080 KB	Output is correct
115	Correct	158 ms	1088 KB	Output is correct
116	Correct	160 ms	900 KB	Output is correct
117	Correct	158 ms	844 KB	Output is correct
118	Correct	160 ms	1072 KB	Output is correct
119	Correct	157 ms	844 KB	Output is correct
120	Correct	159 ms	808 KB	Output is correct
121	Correct	157 ms	824 KB	Output is correct
122	Correct	472 ms	1528 KB	Output is correct
123	Correct	484 ms	1572 KB	Output is correct
124	Correct	472 ms	1484 KB	Output is correct
125	Correct	480 ms	1408 KB	Output is correct
126	Correct	485 ms	1392 KB	Output is correct
127	Correct	468 ms	1356 KB	Output is correct
128	Correct	479 ms	1348 KB	Output is correct
129	Correct	473 ms	1464 KB	Output is correct
130	Correct	477 ms	1500 KB	Output is correct
131	Correct	486 ms	1796 KB	Output is correct
132	Correct	471 ms	1740 KB	Output is correct
133	Correct	476 ms	1612 KB	Output is correct
134	Correct	476 ms	1456 KB	Output is correct
135	Correct	465 ms	1968 KB	Output is correct
136	Correct	480 ms	1472 KB	Output is correct
137	Correct	476 ms	1424 KB	Output is correct
138	Correct	480 ms	1484 KB	Output is correct
139	Correct	472 ms	1836 KB	Output is correct
140	Correct	475 ms	1684 KB	Output is correct
141	Correct	474 ms	1504 KB	Output is correct
142	Correct	1404 ms	2708 KB	Output is correct
143	Correct	1430 ms	2496 KB	Output is correct
144	Correct	1410 ms	2656 KB	Output is correct
145	Correct	1412 ms	2400 KB	Output is correct
146	Correct	1414 ms	2384 KB	Output is correct
147	Correct	1408 ms	2380 KB	Output is correct
148	Correct	1408 ms	2596 KB	Output is correct
149	Correct	1417 ms	2560 KB	Output is correct
150	Correct	1407 ms	2476 KB	Output is correct
151	Correct	1410 ms	2524 KB	Output is correct
152	Correct	1426 ms	2656 KB	Output is correct
153	Correct	1416 ms	3484 KB	Output is correct
154	Correct	1416 ms	3500 KB	Output is correct
155	Correct	1423 ms	2944 KB	Output is correct
156	Correct	1414 ms	2576 KB	Output is correct
157	Correct	1407 ms	2936 KB	Output is correct
158	Correct	1413 ms	2716 KB	Output is correct
159	Correct	1419 ms	3476 KB	Output is correct
160	Correct	1412 ms	2744 KB	Output is correct
161	Correct	1408 ms	2752 KB	Output is correct
162	Correct	1430 ms	3444 KB	Output is correct
163	Correct	1421 ms	2928 KB	Output is correct
164	Correct	1436 ms	2676 KB	Output is correct
165	Correct	1468 ms	2816 KB	Output is correct
166	Correct	1417 ms	2524 KB	Output is correct
167	Correct	1405 ms	2532 KB	Output is correct

답안 #599791

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 37.0 / 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
37.0 / 37.0