답안 #256739

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
256739	2020-08-03T07:34:39 Z	반딧불(#5039)	Snake Escaping (JOI18_snake_escaping)	C++17	75 / 100	2000 ms	40380 KB

snake_escaping

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

int n, q;
int arr[1048576];
int DP[1048576]; /// 0�� Ȯ��, 1�� 0and1
int DP2[1048576]; /// 1�� Ȯ��, 0�� 0and1

int main(){
    scanf("%d %d", &n, &q);
    for(int i=0; i<(1<<n); i++){
        scanf("%1d", &arr[i]);
        DP[i] = DP2[i] = arr[i];
    }
    for(int d=0; d<n; d++){
        for(int i=0; i<(1<<n); i++){
            if(i & (1<<d)) DP[i] += DP[i-(1<<d)];
            else DP2[i] += DP2[i+(1<<d)];
        }
    }

    for(int i=1; i<=q; i++){
        int one = 0;
        int zero = 0;
        int lft = 0;
        for(int j=n-1; j>=0; j--){
            char c;
            scanf(" %c", &c);
            if(c=='1') one |= (1<<j);
            else if(c=='0') zero |= (1<<j);
            else lft |= (1<<j);
        }

        int ans = 0;
        if(__builtin_popcount(one) > __builtin_popcount(zero)){
            for(int x=zero; 1; x = (x-1)&zero){
                ans += DP2[one|x] * (__builtin_popcount(x) & 1 ? -1 : 1);
                if(!x) break;
            }
        }
        else{
            for(int x=one; 1; x = (x-1)&one){
                ans += DP[lft|x] * (__builtin_popcount(one ^ x) & 1 ? -1 : 1);
                if(!x) break;
            }
        }
        printf("%d\n", ans);
    }
}

Compilation message

snake_escaping.cpp: In function 'int main()':
snake_escaping.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &q);
     ~~~~~^~~~~~~~~~~~~~~~~
snake_escaping.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%1d", &arr[i]);
         ~~~~~^~~~~~~~~~~~~~~~
snake_escaping.cpp:31:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf(" %c", &c);
             ~~~~~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	392 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	392 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	770 ms	4668 KB	Output is correct
12	Correct	779 ms	4472 KB	Output is correct
13	Correct	814 ms	3824 KB	Output is correct
14	Correct	829 ms	3708 KB	Output is correct
15	Correct	786 ms	4716 KB	Output is correct
16	Correct	844 ms	3908 KB	Output is correct
17	Correct	835 ms	3960 KB	Output is correct
18	Correct	782 ms	5752 KB	Output is correct
19	Correct	918 ms	2832 KB	Output is correct
20	Correct	777 ms	4344 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	392 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	770 ms	4668 KB	Output is correct
12	Correct	779 ms	4472 KB	Output is correct
13	Correct	814 ms	3824 KB	Output is correct
14	Correct	829 ms	3708 KB	Output is correct
15	Correct	786 ms	4716 KB	Output is correct
16	Correct	844 ms	3908 KB	Output is correct
17	Correct	835 ms	3960 KB	Output is correct
18	Correct	782 ms	5752 KB	Output is correct
19	Correct	918 ms	2832 KB	Output is correct
20	Correct	777 ms	4344 KB	Output is correct
21	Correct	959 ms	4904 KB	Output is correct
22	Correct	987 ms	5076 KB	Output is correct
23	Correct	1052 ms	4216 KB	Output is correct
24	Correct	1052 ms	4116 KB	Output is correct
25	Correct	1002 ms	5968 KB	Output is correct
26	Correct	1061 ms	4476 KB	Output is correct
27	Correct	1054 ms	4216 KB	Output is correct
28	Correct	934 ms	6948 KB	Output is correct
29	Correct	1187 ms	2924 KB	Output is correct
30	Correct	965 ms	4984 KB	Output is correct
31	Correct	1055 ms	4808 KB	Output is correct
32	Correct	1080 ms	4848 KB	Output is correct
33	Correct	1027 ms	3960 KB	Output is correct
34	Correct	1046 ms	3832 KB	Output is correct
35	Correct	1077 ms	4340 KB	Output is correct
36	Correct	976 ms	2808 KB	Output is correct
37	Correct	994 ms	4820 KB	Output is correct
38	Correct	1113 ms	2964 KB	Output is correct
39	Correct	1068 ms	4108 KB	Output is correct
40	Correct	1081 ms	3932 KB	Output is correct

Subtask #4
53.0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	392 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	204 ms	14876 KB	Output is correct
12	Correct	209 ms	14968 KB	Output is correct
13	Correct	227 ms	14840 KB	Output is correct
14	Correct	230 ms	14832 KB	Output is correct
15	Correct	206 ms	14996 KB	Output is correct
16	Correct	233 ms	14840 KB	Output is correct
17	Correct	243 ms	14976 KB	Output is correct
18	Correct	211 ms	15096 KB	Output is correct
19	Correct	435 ms	14928 KB	Output is correct
20	Correct	204 ms	14884 KB	Output is correct
21	Correct	229 ms	14968 KB	Output is correct
22	Correct	233 ms	14840 KB	Output is correct
23	Correct	210 ms	14968 KB	Output is correct
24	Correct	232 ms	14840 KB	Output is correct
25	Correct	277 ms	14968 KB	Output is correct
26	Correct	199 ms	14840 KB	Output is correct
27	Correct	208 ms	14968 KB	Output is correct
28	Correct	297 ms	14840 KB	Output is correct
29	Correct	222 ms	14840 KB	Output is correct
30	Correct	240 ms	14968 KB	Output is correct
31	Correct	207 ms	14840 KB	Output is correct
32	Correct	240 ms	14892 KB	Output is correct
33	Correct	253 ms	14968 KB	Output is correct
34	Correct	204 ms	14840 KB	Output is correct
35	Correct	240 ms	14832 KB	Output is correct
36	Correct	242 ms	14968 KB	Output is correct
37	Correct	250 ms	14840 KB	Output is correct
38	Correct	235 ms	14968 KB	Output is correct
39	Correct	238 ms	14968 KB	Output is correct
40	Correct	251 ms	14968 KB	Output is correct

Subtask #5
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	2 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	392 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	770 ms	4668 KB	Output is correct
12	Correct	779 ms	4472 KB	Output is correct
13	Correct	814 ms	3824 KB	Output is correct
14	Correct	829 ms	3708 KB	Output is correct
15	Correct	786 ms	4716 KB	Output is correct
16	Correct	844 ms	3908 KB	Output is correct
17	Correct	835 ms	3960 KB	Output is correct
18	Correct	782 ms	5752 KB	Output is correct
19	Correct	918 ms	2832 KB	Output is correct
20	Correct	777 ms	4344 KB	Output is correct
21	Correct	959 ms	4904 KB	Output is correct
22	Correct	987 ms	5076 KB	Output is correct
23	Correct	1052 ms	4216 KB	Output is correct
24	Correct	1052 ms	4116 KB	Output is correct
25	Correct	1002 ms	5968 KB	Output is correct
26	Correct	1061 ms	4476 KB	Output is correct
27	Correct	1054 ms	4216 KB	Output is correct
28	Correct	934 ms	6948 KB	Output is correct
29	Correct	1187 ms	2924 KB	Output is correct
30	Correct	965 ms	4984 KB	Output is correct
31	Correct	1055 ms	4808 KB	Output is correct
32	Correct	1080 ms	4848 KB	Output is correct
33	Correct	1027 ms	3960 KB	Output is correct
34	Correct	1046 ms	3832 KB	Output is correct
35	Correct	1077 ms	4340 KB	Output is correct
36	Correct	976 ms	2808 KB	Output is correct
37	Correct	994 ms	4820 KB	Output is correct
38	Correct	1113 ms	2964 KB	Output is correct
39	Correct	1068 ms	4108 KB	Output is correct
40	Correct	1081 ms	3932 KB	Output is correct
41	Correct	204 ms	14876 KB	Output is correct
42	Correct	209 ms	14968 KB	Output is correct
43	Correct	227 ms	14840 KB	Output is correct
44	Correct	230 ms	14832 KB	Output is correct
45	Correct	206 ms	14996 KB	Output is correct
46	Correct	233 ms	14840 KB	Output is correct
47	Correct	243 ms	14976 KB	Output is correct
48	Correct	211 ms	15096 KB	Output is correct
49	Correct	435 ms	14928 KB	Output is correct
50	Correct	204 ms	14884 KB	Output is correct
51	Correct	229 ms	14968 KB	Output is correct
52	Correct	233 ms	14840 KB	Output is correct
53	Correct	210 ms	14968 KB	Output is correct
54	Correct	232 ms	14840 KB	Output is correct
55	Correct	277 ms	14968 KB	Output is correct
56	Correct	199 ms	14840 KB	Output is correct
57	Correct	208 ms	14968 KB	Output is correct
58	Correct	297 ms	14840 KB	Output is correct
59	Correct	222 ms	14840 KB	Output is correct
60	Correct	240 ms	14968 KB	Output is correct
61	Correct	207 ms	14840 KB	Output is correct
62	Correct	240 ms	14892 KB	Output is correct
63	Correct	253 ms	14968 KB	Output is correct
64	Correct	204 ms	14840 KB	Output is correct
65	Correct	240 ms	14832 KB	Output is correct
66	Correct	242 ms	14968 KB	Output is correct
67	Correct	250 ms	14840 KB	Output is correct
68	Correct	235 ms	14968 KB	Output is correct
69	Correct	238 ms	14968 KB	Output is correct
70	Correct	251 ms	14968 KB	Output is correct
71	Correct	1663 ms	39212 KB	Output is correct
72	Correct	1647 ms	39416 KB	Output is correct
73	Correct	1913 ms	37980 KB	Output is correct
74	Correct	1983 ms	38320 KB	Output is correct
75	Correct	1642 ms	40380 KB	Output is correct
76	Execution timed out	2074 ms	36208 KB	Time limit exceeded
77	Halted	0 ms	0 KB	-

답안 #256739

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