답안 #958755

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
958755	2024-04-06T14:27:57 Z	TAhmed33	Snake Escaping (JOI18_snake_escaping)	C++	100 / 100	543 ms	42088 KB

snake_escaping

#include <bits/stdc++.h>
using namespace std;
#pragma GCC target ("popcnt")
const int B = 20;
int dp[1 << B], dq[1 << B], arr[1 << B];
int n, q;
int main () {
	ios::sync_with_stdio(0); cin.tie(0);
	cin >> n >> q;
	for (int i = 0; i < (1 << n); i++) {
		char s; cin >> s; int x = s - '0';
		arr[i] = dp[i] = dq[i] = x;
	}
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < (1 << n); j++) {
			if (!(j & (1 << i))) dq[j] += dq[j ^ (1 << i)];
		}
		for (int j = (1 << n) - 1; j >= 0; j--) {
			if (j & (1 << i)) dp[j] += dp[j ^ (1 << i)];
		}
	}
	while (q--) {
		string s; cin >> s;
		int a = 0, b = 0, c = 0;
		for (int i = 0; i < n; i++) {
			if (s[i] == '0') {
				a ^= 1 << (n - i - 1);
			} else if (s[i] == '1') {
				b ^= 1 << (n - i - 1);
			} else {
				c ^= 1 << (n - i - 1);
			}
		}
		int ret = 0;
		if (__builtin_popcount(a) <= 6) {
			int m = a;
			while (true) {
				if (__builtin_popcount(m) & 1) {
					ret -= dq[b | m];
				} else {
					ret += dq[b | m];
				}
				if (m == 0) break;
				m = (m - 1) & a;
			}
		} else if (__builtin_popcount(b) <= 6) {
			int m = b;
			while (true) {
				if (__builtin_popcount(m) & 1) {
					ret -= dp[c | m];
				} else {
					ret += dp[c | m];
				}
				if (m == 0) break;
				m = (m - 1) & b;
			} 
		} else {
			int m = c;
			while (true) {
				ret += arr[b ^ m];
				if (m == 0) break;
				m = (m - 1) & c;
			} 
		}
		cout << (ret < 0 ? -ret : ret) << '\n';
	}
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4440 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4568 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	2 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4440 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4568 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	2 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	165 ms	8532 KB	Output is correct
12	Correct	201 ms	8020 KB	Output is correct
13	Correct	225 ms	7316 KB	Output is correct
14	Correct	215 ms	7620 KB	Output is correct
15	Correct	182 ms	8520 KB	Output is correct
16	Correct	202 ms	7736 KB	Output is correct
17	Correct	213 ms	7508 KB	Output is correct
18	Correct	139 ms	9696 KB	Output is correct
19	Correct	197 ms	6484 KB	Output is correct
20	Correct	171 ms	8056 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4440 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4568 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	2 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	165 ms	8532 KB	Output is correct
12	Correct	201 ms	8020 KB	Output is correct
13	Correct	225 ms	7316 KB	Output is correct
14	Correct	215 ms	7620 KB	Output is correct
15	Correct	182 ms	8520 KB	Output is correct
16	Correct	202 ms	7736 KB	Output is correct
17	Correct	213 ms	7508 KB	Output is correct
18	Correct	139 ms	9696 KB	Output is correct
19	Correct	197 ms	6484 KB	Output is correct
20	Correct	171 ms	8056 KB	Output is correct
21	Correct	202 ms	8548 KB	Output is correct
22	Correct	224 ms	8636 KB	Output is correct
23	Correct	321 ms	7688 KB	Output is correct
24	Correct	251 ms	7584 KB	Output is correct
25	Correct	208 ms	9380 KB	Output is correct
26	Correct	244 ms	7888 KB	Output is correct
27	Correct	255 ms	7888 KB	Output is correct
28	Correct	155 ms	10428 KB	Output is correct
29	Correct	275 ms	6484 KB	Output is correct
30	Correct	205 ms	8532 KB	Output is correct
31	Correct	242 ms	8692 KB	Output is correct
32	Correct	239 ms	8528 KB	Output is correct
33	Correct	208 ms	7452 KB	Output is correct
34	Correct	252 ms	7508 KB	Output is correct
35	Correct	253 ms	7872 KB	Output is correct
36	Correct	139 ms	6412 KB	Output is correct
37	Correct	183 ms	8516 KB	Output is correct
38	Correct	253 ms	6432 KB	Output is correct
39	Correct	239 ms	7768 KB	Output is correct
40	Correct	240 ms	7440 KB	Output is correct

Subtask #4
53.0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4440 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4568 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	2 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	57 ms	12884 KB	Output is correct
12	Correct	66 ms	12880 KB	Output is correct
13	Correct	62 ms	12880 KB	Output is correct
14	Correct	69 ms	12884 KB	Output is correct
15	Correct	58 ms	12996 KB	Output is correct
16	Correct	66 ms	12764 KB	Output is correct
17	Correct	65 ms	12796 KB	Output is correct
18	Correct	57 ms	13092 KB	Output is correct
19	Correct	56 ms	12764 KB	Output is correct
20	Correct	59 ms	12880 KB	Output is correct
21	Correct	60 ms	13000 KB	Output is correct
22	Correct	66 ms	12880 KB	Output is correct
23	Correct	61 ms	12760 KB	Output is correct
24	Correct	67 ms	12884 KB	Output is correct
25	Correct	70 ms	12768 KB	Output is correct
26	Correct	53 ms	12636 KB	Output is correct
27	Correct	56 ms	12756 KB	Output is correct
28	Correct	60 ms	12636 KB	Output is correct
29	Correct	61 ms	12764 KB	Output is correct
30	Correct	66 ms	12880 KB	Output is correct
31	Correct	63 ms	12744 KB	Output is correct
32	Correct	69 ms	12752 KB	Output is correct
33	Correct	64 ms	12748 KB	Output is correct
34	Correct	58 ms	12632 KB	Output is correct
35	Correct	65 ms	12880 KB	Output is correct
36	Correct	75 ms	13140 KB	Output is correct
37	Correct	62 ms	12748 KB	Output is correct
38	Correct	64 ms	12880 KB	Output is correct
39	Correct	66 ms	12744 KB	Output is correct
40	Correct	68 ms	12888 KB	Output is correct

Subtask #5
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4440 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4568 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4444 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	2 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	165 ms	8532 KB	Output is correct
12	Correct	201 ms	8020 KB	Output is correct
13	Correct	225 ms	7316 KB	Output is correct
14	Correct	215 ms	7620 KB	Output is correct
15	Correct	182 ms	8520 KB	Output is correct
16	Correct	202 ms	7736 KB	Output is correct
17	Correct	213 ms	7508 KB	Output is correct
18	Correct	139 ms	9696 KB	Output is correct
19	Correct	197 ms	6484 KB	Output is correct
20	Correct	171 ms	8056 KB	Output is correct
21	Correct	202 ms	8548 KB	Output is correct
22	Correct	224 ms	8636 KB	Output is correct
23	Correct	321 ms	7688 KB	Output is correct
24	Correct	251 ms	7584 KB	Output is correct
25	Correct	208 ms	9380 KB	Output is correct
26	Correct	244 ms	7888 KB	Output is correct
27	Correct	255 ms	7888 KB	Output is correct
28	Correct	155 ms	10428 KB	Output is correct
29	Correct	275 ms	6484 KB	Output is correct
30	Correct	205 ms	8532 KB	Output is correct
31	Correct	242 ms	8692 KB	Output is correct
32	Correct	239 ms	8528 KB	Output is correct
33	Correct	208 ms	7452 KB	Output is correct
34	Correct	252 ms	7508 KB	Output is correct
35	Correct	253 ms	7872 KB	Output is correct
36	Correct	139 ms	6412 KB	Output is correct
37	Correct	183 ms	8516 KB	Output is correct
38	Correct	253 ms	6432 KB	Output is correct
39	Correct	239 ms	7768 KB	Output is correct
40	Correct	240 ms	7440 KB	Output is correct
41	Correct	57 ms	12884 KB	Output is correct
42	Correct	66 ms	12880 KB	Output is correct
43	Correct	62 ms	12880 KB	Output is correct
44	Correct	69 ms	12884 KB	Output is correct
45	Correct	58 ms	12996 KB	Output is correct
46	Correct	66 ms	12764 KB	Output is correct
47	Correct	65 ms	12796 KB	Output is correct
48	Correct	57 ms	13092 KB	Output is correct
49	Correct	56 ms	12764 KB	Output is correct
50	Correct	59 ms	12880 KB	Output is correct
51	Correct	60 ms	13000 KB	Output is correct
52	Correct	66 ms	12880 KB	Output is correct
53	Correct	61 ms	12760 KB	Output is correct
54	Correct	67 ms	12884 KB	Output is correct
55	Correct	70 ms	12768 KB	Output is correct
56	Correct	53 ms	12636 KB	Output is correct
57	Correct	56 ms	12756 KB	Output is correct
58	Correct	60 ms	12636 KB	Output is correct
59	Correct	61 ms	12764 KB	Output is correct
60	Correct	66 ms	12880 KB	Output is correct
61	Correct	63 ms	12744 KB	Output is correct
62	Correct	69 ms	12752 KB	Output is correct
63	Correct	64 ms	12748 KB	Output is correct
64	Correct	58 ms	12632 KB	Output is correct
65	Correct	65 ms	12880 KB	Output is correct
66	Correct	75 ms	13140 KB	Output is correct
67	Correct	62 ms	12748 KB	Output is correct
68	Correct	64 ms	12880 KB	Output is correct
69	Correct	66 ms	12744 KB	Output is correct
70	Correct	68 ms	12888 KB	Output is correct
71	Correct	306 ms	17620 KB	Output is correct
72	Correct	368 ms	18032 KB	Output is correct
73	Correct	420 ms	16260 KB	Output is correct
74	Correct	463 ms	16720 KB	Output is correct
75	Correct	336 ms	18564 KB	Output is correct
76	Correct	460 ms	16980 KB	Output is correct
77	Correct	466 ms	38352 KB	Output is correct
78	Correct	264 ms	42088 KB	Output is correct
79	Correct	308 ms	36044 KB	Output is correct
80	Correct	321 ms	39348 KB	Output is correct
81	Correct	400 ms	39264 KB	Output is correct
82	Correct	463 ms	38340 KB	Output is correct
83	Correct	344 ms	37448 KB	Output is correct
84	Correct	543 ms	38276 KB	Output is correct
85	Correct	522 ms	38592 KB	Output is correct
86	Correct	247 ms	36176 KB	Output is correct
87	Correct	310 ms	39116 KB	Output is correct
88	Correct	342 ms	36788 KB	Output is correct
89	Correct	400 ms	37716 KB	Output is correct
90	Correct	434 ms	38084 KB	Output is correct
91	Correct	365 ms	37512 KB	Output is correct
92	Correct	538 ms	38480 KB	Output is correct
93	Correct	511 ms	38480 KB	Output is correct
94	Correct	217 ms	36052 KB	Output is correct
95	Correct	435 ms	38256 KB	Output is correct
96	Correct	432 ms	38228 KB	Output is correct
97	Correct	448 ms	38360 KB	Output is correct
98	Correct	441 ms	38280 KB	Output is correct
99	Correct	429 ms	38480 KB	Output is correct
100	Correct	413 ms	38228 KB	Output is correct

답안 #958755

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 7.0 / 7.0

Subtask #3 10.0 / 10.0

Subtask #4 53.0 / 53.0

Subtask #5 25.0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
7.0 / 7.0

Subtask #3
10.0 / 10.0

Subtask #4
53.0 / 53.0

Subtask #5
25.0 / 25.0