답안 #398559

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
398559	2021-05-04T14:17:38 Z	pure_mem	Snake Escaping (JOI18_snake_escaping)	C++14	100 / 100	1397 ms	46396 KB

snake_escaping

#include <bits/stdc++.h>

#define X first
#define Y second
#define MP make_pair
#define ll long long

using namespace std;

const int N = 1e5 + 12, mod = 1e9 + 7;
const ll INF = 1e18;

int n, q, w[1 << 20], sub[1 << 20], sup[1 << 20], cnt[1 << 20];
                                   
int main () {
	ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
	cin >> n >> q;
	int all = (1 << n) - 1;
	for(int i = 0;i < (1 << n);i++){
		char x; cin >> x, w[i] = x - '0', cnt[i] = __builtin_popcount(i);
		sup[i] = sub[all ^ i] = w[i];
	}
	for(int i = 0;i < n;i++){
		for(int j = 0;j < (1 << n);j++){
			if((j >> i) & 1)
				sup[j] += sup[j ^ (1 << i)];
		}
		for(int j = 0;j < (1 << n);j++){
			if((j >> i) & 1)
				sub[j] += sub[j ^ (1 << i)];
		}
	}
	for(int i = 0;i < q;i++){
		int A = 0, B = 0, C = 0;
		int cA = 0, cB = 0, cC = 0;
		for(int j = 1;j <= n;j++){
			char x;
			cin >> x;
			if(x == '0')
				cA += 1, A ^= (1 << (n - j));
			else if(x == '1')
				cB += 1, B ^= (1 << (n - j));
			else
				cC += 1, C ^= (1 << (n - j));
		}
		int ans = 0;
		if(cA <= cC && cA <= cB){
			for(int mask = A;mask >= 0;mask = (mask - 1) & A){
				if((cnt[A] - cnt[mask]) & 1)
					ans -= sub[mask | C];
				else
					ans += sub[mask | C];	
				if(mask == 0)
					break;
			}		
		}
		else if(cB <= cA && cB <= cC){
			for(int mask = B;mask >= 0;mask = (mask - 1) & B){
				if((cnt[B] - cnt[mask]) & 1) 
					ans -= sup[mask | C];
				else
					ans += sup[mask | C];
				if(mask == 0)
					break;
			}	
		}
		else{
			for(int mask = C;mask >= 0;mask = (mask - 1) & C){
				ans += w[B | mask];
				if(mask == 0)
					break;
			}
		}
		cout << ans << "\n";
	}
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	370 ms	15040 KB	Output is correct
12	Correct	341 ms	14732 KB	Output is correct
13	Correct	364 ms	14092 KB	Output is correct
14	Correct	359 ms	14020 KB	Output is correct
15	Correct	348 ms	15192 KB	Output is correct
16	Correct	376 ms	14264 KB	Output is correct
17	Correct	390 ms	14220 KB	Output is correct
18	Correct	285 ms	16140 KB	Output is correct
19	Correct	328 ms	13096 KB	Output is correct
20	Correct	345 ms	14788 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	370 ms	15040 KB	Output is correct
12	Correct	341 ms	14732 KB	Output is correct
13	Correct	364 ms	14092 KB	Output is correct
14	Correct	359 ms	14020 KB	Output is correct
15	Correct	348 ms	15192 KB	Output is correct
16	Correct	376 ms	14264 KB	Output is correct
17	Correct	390 ms	14220 KB	Output is correct
18	Correct	285 ms	16140 KB	Output is correct
19	Correct	328 ms	13096 KB	Output is correct
20	Correct	345 ms	14788 KB	Output is correct
21	Correct	414 ms	18148 KB	Output is correct
22	Correct	412 ms	18328 KB	Output is correct
23	Correct	485 ms	17320 KB	Output is correct
24	Correct	496 ms	17364 KB	Output is correct
25	Correct	448 ms	19148 KB	Output is correct
26	Correct	470 ms	17612 KB	Output is correct
27	Correct	493 ms	17620 KB	Output is correct
28	Correct	303 ms	20096 KB	Output is correct
29	Correct	406 ms	16252 KB	Output is correct
30	Correct	421 ms	18304 KB	Output is correct
31	Correct	434 ms	18152 KB	Output is correct
32	Correct	509 ms	18140 KB	Output is correct
33	Correct	403 ms	17092 KB	Output is correct
34	Correct	475 ms	17088 KB	Output is correct
35	Correct	478 ms	17620 KB	Output is correct
36	Correct	324 ms	16068 KB	Output is correct
37	Correct	402 ms	18244 KB	Output is correct
38	Correct	400 ms	16096 KB	Output is correct
39	Correct	487 ms	17352 KB	Output is correct
40	Correct	494 ms	17188 KB	Output is correct

Subtask #4
53.0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	106 ms	18968 KB	Output is correct
12	Correct	105 ms	19000 KB	Output is correct
13	Correct	122 ms	18876 KB	Output is correct
14	Correct	132 ms	18888 KB	Output is correct
15	Correct	103 ms	19012 KB	Output is correct
16	Correct	137 ms	18948 KB	Output is correct
17	Correct	128 ms	18924 KB	Output is correct
18	Correct	96 ms	19132 KB	Output is correct
19	Correct	105 ms	18816 KB	Output is correct
20	Correct	113 ms	19004 KB	Output is correct
21	Correct	113 ms	19000 KB	Output is correct
22	Correct	134 ms	19028 KB	Output is correct
23	Correct	104 ms	18908 KB	Output is correct
24	Correct	135 ms	18888 KB	Output is correct
25	Correct	160 ms	18884 KB	Output is correct
26	Correct	117 ms	18928 KB	Output is correct
27	Correct	103 ms	18984 KB	Output is correct
28	Correct	113 ms	18752 KB	Output is correct
29	Correct	149 ms	18944 KB	Output is correct
30	Correct	115 ms	18888 KB	Output is correct
31	Correct	107 ms	18908 KB	Output is correct
32	Correct	142 ms	18884 KB	Output is correct
33	Correct	141 ms	18884 KB	Output is correct
34	Correct	97 ms	18748 KB	Output is correct
35	Correct	124 ms	18908 KB	Output is correct
36	Correct	121 ms	18904 KB	Output is correct
37	Correct	135 ms	18928 KB	Output is correct
38	Correct	129 ms	18884 KB	Output is correct
39	Correct	125 ms	18880 KB	Output is correct
40	Correct	124 ms	18976 KB	Output is correct

Subtask #5
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	336 KB	Output is correct
11	Correct	370 ms	15040 KB	Output is correct
12	Correct	341 ms	14732 KB	Output is correct
13	Correct	364 ms	14092 KB	Output is correct
14	Correct	359 ms	14020 KB	Output is correct
15	Correct	348 ms	15192 KB	Output is correct
16	Correct	376 ms	14264 KB	Output is correct
17	Correct	390 ms	14220 KB	Output is correct
18	Correct	285 ms	16140 KB	Output is correct
19	Correct	328 ms	13096 KB	Output is correct
20	Correct	345 ms	14788 KB	Output is correct
21	Correct	414 ms	18148 KB	Output is correct
22	Correct	412 ms	18328 KB	Output is correct
23	Correct	485 ms	17320 KB	Output is correct
24	Correct	496 ms	17364 KB	Output is correct
25	Correct	448 ms	19148 KB	Output is correct
26	Correct	470 ms	17612 KB	Output is correct
27	Correct	493 ms	17620 KB	Output is correct
28	Correct	303 ms	20096 KB	Output is correct
29	Correct	406 ms	16252 KB	Output is correct
30	Correct	421 ms	18304 KB	Output is correct
31	Correct	434 ms	18152 KB	Output is correct
32	Correct	509 ms	18140 KB	Output is correct
33	Correct	403 ms	17092 KB	Output is correct
34	Correct	475 ms	17088 KB	Output is correct
35	Correct	478 ms	17620 KB	Output is correct
36	Correct	324 ms	16068 KB	Output is correct
37	Correct	402 ms	18244 KB	Output is correct
38	Correct	400 ms	16096 KB	Output is correct
39	Correct	487 ms	17352 KB	Output is correct
40	Correct	494 ms	17188 KB	Output is correct
41	Correct	106 ms	18968 KB	Output is correct
42	Correct	105 ms	19000 KB	Output is correct
43	Correct	122 ms	18876 KB	Output is correct
44	Correct	132 ms	18888 KB	Output is correct
45	Correct	103 ms	19012 KB	Output is correct
46	Correct	137 ms	18948 KB	Output is correct
47	Correct	128 ms	18924 KB	Output is correct
48	Correct	96 ms	19132 KB	Output is correct
49	Correct	105 ms	18816 KB	Output is correct
50	Correct	113 ms	19004 KB	Output is correct
51	Correct	113 ms	19000 KB	Output is correct
52	Correct	134 ms	19028 KB	Output is correct
53	Correct	104 ms	18908 KB	Output is correct
54	Correct	135 ms	18888 KB	Output is correct
55	Correct	160 ms	18884 KB	Output is correct
56	Correct	117 ms	18928 KB	Output is correct
57	Correct	103 ms	18984 KB	Output is correct
58	Correct	113 ms	18752 KB	Output is correct
59	Correct	149 ms	18944 KB	Output is correct
60	Correct	115 ms	18888 KB	Output is correct
61	Correct	107 ms	18908 KB	Output is correct
62	Correct	142 ms	18884 KB	Output is correct
63	Correct	141 ms	18884 KB	Output is correct
64	Correct	97 ms	18748 KB	Output is correct
65	Correct	124 ms	18908 KB	Output is correct
66	Correct	121 ms	18904 KB	Output is correct
67	Correct	135 ms	18928 KB	Output is correct
68	Correct	129 ms	18884 KB	Output is correct
69	Correct	125 ms	18880 KB	Output is correct
70	Correct	124 ms	18976 KB	Output is correct
71	Correct	783 ms	43320 KB	Output is correct
72	Correct	725 ms	43420 KB	Output is correct
73	Correct	936 ms	41900 KB	Output is correct
74	Correct	1397 ms	42220 KB	Output is correct
75	Correct	684 ms	44344 KB	Output is correct
76	Correct	1297 ms	42544 KB	Output is correct
77	Correct	1163 ms	42516 KB	Output is correct
78	Correct	512 ms	46396 KB	Output is correct
79	Correct	738 ms	40300 KB	Output is correct
80	Correct	758 ms	43464 KB	Output is correct
81	Correct	990 ms	43224 KB	Output is correct
82	Correct	1257 ms	42204 KB	Output is correct
83	Correct	697 ms	41476 KB	Output is correct
84	Correct	1299 ms	42236 KB	Output is correct
85	Correct	1170 ms	42404 KB	Output is correct
86	Correct	527 ms	40424 KB	Output is correct
87	Correct	704 ms	43232 KB	Output is correct
88	Correct	737 ms	40192 KB	Output is correct
89	Correct	845 ms	41892 KB	Output is correct
90	Correct	1020 ms	42204 KB	Output is correct
91	Correct	704 ms	41460 KB	Output is correct
92	Correct	1348 ms	42652 KB	Output is correct
93	Correct	1161 ms	42472 KB	Output is correct
94	Correct	478 ms	40292 KB	Output is correct
95	Correct	1031 ms	42408 KB	Output is correct
96	Correct	999 ms	42312 KB	Output is correct
97	Correct	1025 ms	42356 KB	Output is correct
98	Correct	1002 ms	42392 KB	Output is correct
99	Correct	1026 ms	42332 KB	Output is correct
100	Correct	972 ms	42408 KB	Output is correct

답안 #398559

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