답안 #1113398

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1113398	2024-11-16T14:11:00 Z	vjudge1	Snake Escaping (JOI18_snake_escaping)	C++17	75 / 100	2000 ms	50664 KB

snake_escaping

#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>
using namespace std;

const int N = 20, SPLIT = 6;

int n, q, mask[1<<N];
string vals;

int dp[2][1<<N], sos[2][1<<N];

int main()
{
	ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	cin >> n >> q >> vals;
	for (int i = 0; i < (1<<n); i++)
		mask[i] = vals[i] - '0';
	for (int i = 0; i <= n; i++) {
		for (int msk = 0; msk < (1<<n); msk++) {
			if(!i){
				dp[0][msk] = mask[msk];
				dp[1][msk] = mask[msk];
				continue;
			}
			if (msk & (1 << (i-1)))
				dp[0][msk] += dp[0][msk ^ (1 << (i-1))];
			else
				dp[1][msk] += dp[1][msk ^ (1 << (i-1))];
			sos[0][msk] = dp[0][msk];
			sos[1][msk] = dp[1][msk];
		}
		
	}
	
	while (q--) {
		string b;
		cin >> b;
		int c_marks=0, cc[2]={};
		for (char c : b)
			if (c == '?')
				c_marks++;
			else
				cc[c-'0']++;
		
		
		if (false && c_marks <= SPLIT) {
			int init = 0;
			int marks = 0;
			for (int i = 0; i < n; i++)
				if (b[i] == '1')
					init |= (1 << (n-i-1));
				else if (b[i] == '?')
					marks |= (1 << (n-i-1));
			
			int ans = 0;
			for (int msk = marks; msk >= 0; msk = (msk-1)&marks) {
				ans += mask[init | msk];	
				if (msk == 0) break;
			}
			cout << ans << '\n';
			continue;
		}
		
		int x = (cc[1] <= SPLIT ? 0 : 1);
		
		int init = 0;
		int marks = 0;
		for (int i = 0; i < n; i++) {	
			if (b[i] == '?' && x == 0)
				init |= (1 << (n-i-1));
			
			if (b[i] == '1' && x == 1)
				init |= (1 << (n-i-1));
				
			if (x == 0 && b[i] == '1')
				marks |= (1 << (n-i-1));
				
			if (x == 1 && b[i] == '0')
				marks |= (1 << (n-i-1));
		}
			
		int ans = 0;
		for (int msk = marks; msk >= 0; msk = (msk-1)&marks) {
			if (__builtin_popcount(msk)%2 == cc[x] % 2)
				ans += sos[x][init | msk];
			else
				ans -= sos[x][init | msk];
			if (msk == 0) break;
		}
		
		cout << abs(ans) << '\n';
	}
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	8528 KB	Output is correct
2	Correct	3 ms	8528 KB	Output is correct
3	Correct	2 ms	8528 KB	Output is correct
4	Correct	2 ms	8528 KB	Output is correct
5	Correct	2 ms	8528 KB	Output is correct
6	Correct	2 ms	8528 KB	Output is correct
7	Correct	2 ms	8528 KB	Output is correct
8	Correct	2 ms	8528 KB	Output is correct
9	Correct	2 ms	8540 KB	Output is correct
10	Correct	2 ms	8528 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	8528 KB	Output is correct
2	Correct	3 ms	8528 KB	Output is correct
3	Correct	2 ms	8528 KB	Output is correct
4	Correct	2 ms	8528 KB	Output is correct
5	Correct	2 ms	8528 KB	Output is correct
6	Correct	2 ms	8528 KB	Output is correct
7	Correct	2 ms	8528 KB	Output is correct
8	Correct	2 ms	8528 KB	Output is correct
9	Correct	2 ms	8540 KB	Output is correct
10	Correct	2 ms	8528 KB	Output is correct
11	Correct	256 ms	12636 KB	Output is correct
12	Correct	184 ms	12108 KB	Output is correct
13	Correct	212 ms	11592 KB	Output is correct
14	Correct	213 ms	11592 KB	Output is correct
15	Correct	197 ms	12872 KB	Output is correct
16	Correct	283 ms	19904 KB	Output is correct
17	Correct	258 ms	11592 KB	Output is correct
18	Correct	135 ms	18256 KB	Output is correct
19	Correct	235 ms	10448 KB	Output is correct
20	Correct	261 ms	17480 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	8528 KB	Output is correct
2	Correct	3 ms	8528 KB	Output is correct
3	Correct	2 ms	8528 KB	Output is correct
4	Correct	2 ms	8528 KB	Output is correct
5	Correct	2 ms	8528 KB	Output is correct
6	Correct	2 ms	8528 KB	Output is correct
7	Correct	2 ms	8528 KB	Output is correct
8	Correct	2 ms	8528 KB	Output is correct
9	Correct	2 ms	8540 KB	Output is correct
10	Correct	2 ms	8528 KB	Output is correct
11	Correct	256 ms	12636 KB	Output is correct
12	Correct	184 ms	12108 KB	Output is correct
13	Correct	212 ms	11592 KB	Output is correct
14	Correct	213 ms	11592 KB	Output is correct
15	Correct	197 ms	12872 KB	Output is correct
16	Correct	283 ms	19904 KB	Output is correct
17	Correct	258 ms	11592 KB	Output is correct
18	Correct	135 ms	18256 KB	Output is correct
19	Correct	235 ms	10448 KB	Output is correct
20	Correct	261 ms	17480 KB	Output is correct
21	Correct	392 ms	19676 KB	Output is correct
22	Correct	247 ms	12872 KB	Output is correct
23	Correct	270 ms	12616 KB	Output is correct
24	Correct	296 ms	23112 KB	Output is correct
25	Correct	263 ms	24324 KB	Output is correct
26	Correct	341 ms	12088 KB	Output is correct
27	Correct	361 ms	18596 KB	Output is correct
28	Correct	157 ms	24972 KB	Output is correct
29	Correct	370 ms	20552 KB	Output is correct
30	Correct	308 ms	18760 KB	Output is correct
31	Correct	320 ms	23372 KB	Output is correct
32	Correct	307 ms	12616 KB	Output is correct
33	Correct	247 ms	18260 KB	Output is correct
34	Correct	349 ms	20932 KB	Output is correct
35	Correct	348 ms	23880 KB	Output is correct
36	Correct	142 ms	23880 KB	Output is correct
37	Correct	253 ms	23112 KB	Output is correct
38	Correct	314 ms	17224 KB	Output is correct
39	Correct	436 ms	14080 KB	Output is correct
40	Correct	334 ms	15616 KB	Output is correct

Subtask #4
53.0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	8528 KB	Output is correct
2	Correct	3 ms	8528 KB	Output is correct
3	Correct	2 ms	8528 KB	Output is correct
4	Correct	2 ms	8528 KB	Output is correct
5	Correct	2 ms	8528 KB	Output is correct
6	Correct	2 ms	8528 KB	Output is correct
7	Correct	2 ms	8528 KB	Output is correct
8	Correct	2 ms	8528 KB	Output is correct
9	Correct	2 ms	8540 KB	Output is correct
10	Correct	2 ms	8528 KB	Output is correct
11	Correct	56 ms	23272 KB	Output is correct
12	Correct	53 ms	23160 KB	Output is correct
13	Correct	94 ms	23284 KB	Output is correct
14	Correct	69 ms	23276 KB	Output is correct
15	Correct	52 ms	23272 KB	Output is correct
16	Correct	73 ms	23396 KB	Output is correct
17	Correct	73 ms	23180 KB	Output is correct
18	Correct	45 ms	23528 KB	Output is correct
19	Correct	250 ms	23028 KB	Output is correct
20	Correct	48 ms	23148 KB	Output is correct
21	Correct	52 ms	23184 KB	Output is correct
22	Correct	63 ms	23276 KB	Output is correct
23	Correct	48 ms	23156 KB	Output is correct
24	Correct	60 ms	23276 KB	Output is correct
25	Correct	66 ms	23272 KB	Output is correct
26	Correct	38 ms	23028 KB	Output is correct
27	Correct	47 ms	23372 KB	Output is correct
28	Correct	348 ms	23028 KB	Output is correct
29	Correct	63 ms	23144 KB	Output is correct
30	Correct	76 ms	23172 KB	Output is correct
31	Correct	64 ms	23276 KB	Output is correct
32	Correct	66 ms	23272 KB	Output is correct
33	Correct	78 ms	23272 KB	Output is correct
34	Correct	44 ms	23196 KB	Output is correct
35	Correct	85 ms	23144 KB	Output is correct
36	Correct	86 ms	23272 KB	Output is correct
37	Correct	80 ms	23272 KB	Output is correct
38	Correct	86 ms	23188 KB	Output is correct
39	Correct	83 ms	23240 KB	Output is correct
40	Correct	82 ms	23276 KB	Output is correct

Subtask #5
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	8528 KB	Output is correct
2	Correct	3 ms	8528 KB	Output is correct
3	Correct	2 ms	8528 KB	Output is correct
4	Correct	2 ms	8528 KB	Output is correct
5	Correct	2 ms	8528 KB	Output is correct
6	Correct	2 ms	8528 KB	Output is correct
7	Correct	2 ms	8528 KB	Output is correct
8	Correct	2 ms	8528 KB	Output is correct
9	Correct	2 ms	8540 KB	Output is correct
10	Correct	2 ms	8528 KB	Output is correct
11	Correct	256 ms	12636 KB	Output is correct
12	Correct	184 ms	12108 KB	Output is correct
13	Correct	212 ms	11592 KB	Output is correct
14	Correct	213 ms	11592 KB	Output is correct
15	Correct	197 ms	12872 KB	Output is correct
16	Correct	283 ms	19904 KB	Output is correct
17	Correct	258 ms	11592 KB	Output is correct
18	Correct	135 ms	18256 KB	Output is correct
19	Correct	235 ms	10448 KB	Output is correct
20	Correct	261 ms	17480 KB	Output is correct
21	Correct	392 ms	19676 KB	Output is correct
22	Correct	247 ms	12872 KB	Output is correct
23	Correct	270 ms	12616 KB	Output is correct
24	Correct	296 ms	23112 KB	Output is correct
25	Correct	263 ms	24324 KB	Output is correct
26	Correct	341 ms	12088 KB	Output is correct
27	Correct	361 ms	18596 KB	Output is correct
28	Correct	157 ms	24972 KB	Output is correct
29	Correct	370 ms	20552 KB	Output is correct
30	Correct	308 ms	18760 KB	Output is correct
31	Correct	320 ms	23372 KB	Output is correct
32	Correct	307 ms	12616 KB	Output is correct
33	Correct	247 ms	18260 KB	Output is correct
34	Correct	349 ms	20932 KB	Output is correct
35	Correct	348 ms	23880 KB	Output is correct
36	Correct	142 ms	23880 KB	Output is correct
37	Correct	253 ms	23112 KB	Output is correct
38	Correct	314 ms	17224 KB	Output is correct
39	Correct	436 ms	14080 KB	Output is correct
40	Correct	334 ms	15616 KB	Output is correct
41	Correct	56 ms	23272 KB	Output is correct
42	Correct	53 ms	23160 KB	Output is correct
43	Correct	94 ms	23284 KB	Output is correct
44	Correct	69 ms	23276 KB	Output is correct
45	Correct	52 ms	23272 KB	Output is correct
46	Correct	73 ms	23396 KB	Output is correct
47	Correct	73 ms	23180 KB	Output is correct
48	Correct	45 ms	23528 KB	Output is correct
49	Correct	250 ms	23028 KB	Output is correct
50	Correct	48 ms	23148 KB	Output is correct
51	Correct	52 ms	23184 KB	Output is correct
52	Correct	63 ms	23276 KB	Output is correct
53	Correct	48 ms	23156 KB	Output is correct
54	Correct	60 ms	23276 KB	Output is correct
55	Correct	66 ms	23272 KB	Output is correct
56	Correct	38 ms	23028 KB	Output is correct
57	Correct	47 ms	23372 KB	Output is correct
58	Correct	348 ms	23028 KB	Output is correct
59	Correct	63 ms	23144 KB	Output is correct
60	Correct	76 ms	23172 KB	Output is correct
61	Correct	64 ms	23276 KB	Output is correct
62	Correct	66 ms	23272 KB	Output is correct
63	Correct	78 ms	23272 KB	Output is correct
64	Correct	44 ms	23196 KB	Output is correct
65	Correct	85 ms	23144 KB	Output is correct
66	Correct	86 ms	23272 KB	Output is correct
67	Correct	80 ms	23272 KB	Output is correct
68	Correct	86 ms	23188 KB	Output is correct
69	Correct	83 ms	23240 KB	Output is correct
70	Correct	82 ms	23276 KB	Output is correct
71	Correct	420 ms	42532 KB	Output is correct
72	Correct	482 ms	34292 KB	Output is correct
73	Correct	1231 ms	43188 KB	Output is correct
74	Correct	672 ms	45544 KB	Output is correct
75	Correct	477 ms	50664 KB	Output is correct
76	Correct	653 ms	38296 KB	Output is correct
77	Correct	737 ms	48872 KB	Output is correct
78	Correct	206 ms	31076 KB	Output is correct
79	Execution timed out	2063 ms	35560 KB	Time limit exceeded
80	Halted	0 ms	0 KB	-

답안 #1113398

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 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
0 / 25.0