답안 #1058837

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1058837	2024-08-14T14:22:24 Z	BF001	Snake Escaping (JOI18_snake_escaping)	C++17	100 / 100	439 ms	43368 KB

snake_escaping

#include<bits/stdc++.h>
using namespace std;
 
#define N 25

int n, q, dp1[(1 << 20) + 1], dp2[(1 << 20) + 1], val[(1 << 20) + 1];
string s;

signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
 
    cin >> n >> q;
    cin >> s;
    for (int i = 0; i < (1 << n); i++){
        dp1[i] = dp2[i] = val[i] = (s[i] - '0');
    }

    for (int i = 0; i < n; i++){
        for (int msk = 0; msk < 1 << n; msk++){
            if ((msk >> i) & 1){
                dp1[msk] += dp1[msk ^ (1 << i)];
            }
            else dp2[msk] += dp2[msk ^ (1 << i)];
        }
    }

    while (q--){
        string t;
        cin >> t;
        reverse(t.begin(), t.end());
        int cnt1 = 0, cnta = 0, cnt0 = 0, mska = 0, msk1 = 0, msk0 = 0;
        for (int i = 0; i < (int) t.size(); i++){
            if (t[i] == '?'){
                cnta++;
                mska |= (1 << i);
                continue;
            }
            if (t[i] == '1'){
                cnt1++;
                msk1 |= (1 << i);
                continue;
            }
            cnt0++;
            msk0 |= (1 << i);
        }
        int mi = min({cnt0, cnt1, cnta});
        if (cnta == mi){
            int res = val[msk1];
            for (int msk = mska; msk > 0; msk = (msk - 1) & mska){
                res += val[msk1 | msk];
            }
            cout << res << "\n";
            continue;
        }
        if (mi == cnt0){
            int res = dp2[msk1];
            for (int msk = msk0; msk > 0; msk = (msk - 1) & msk0){
                if (__builtin_popcount(msk) % 2 == 0){
                    res += dp2[msk1 | msk];
                }
                else res -= dp2[msk1 | msk];
            }
            cout << res << "\n";
            continue;
        }
        int res = dp1[mska];
        if (cnt1 & 1) res = -dp1[mska];
        for (int msk = msk1; msk > 0; msk = (msk - 1) & msk1){
            if (__builtin_popcount(msk) % 2 == cnt1 % 2){
                res += dp1[mska | msk];
            }
            else res -= dp1[mska | msk];
        }
        cout << res << "\n";
    }
 
    return 0;
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	0 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	0 ms	4576 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	0 ms	4568 KB	Output is correct
10	Correct	0 ms	4444 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	0 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	0 ms	4576 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	0 ms	4568 KB	Output is correct
10	Correct	0 ms	4444 KB	Output is correct
11	Correct	122 ms	19196 KB	Output is correct
12	Correct	121 ms	18772 KB	Output is correct
13	Correct	142 ms	18144 KB	Output is correct
14	Correct	130 ms	18256 KB	Output is correct
15	Correct	137 ms	19284 KB	Output is correct
16	Correct	149 ms	18512 KB	Output is correct
17	Correct	147 ms	18416 KB	Output is correct
18	Correct	95 ms	20300 KB	Output is correct
19	Correct	116 ms	17224 KB	Output is correct
20	Correct	130 ms	18776 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	0 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	0 ms	4576 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	0 ms	4568 KB	Output is correct
10	Correct	0 ms	4444 KB	Output is correct
11	Correct	122 ms	19196 KB	Output is correct
12	Correct	121 ms	18772 KB	Output is correct
13	Correct	142 ms	18144 KB	Output is correct
14	Correct	130 ms	18256 KB	Output is correct
15	Correct	137 ms	19284 KB	Output is correct
16	Correct	149 ms	18512 KB	Output is correct
17	Correct	147 ms	18416 KB	Output is correct
18	Correct	95 ms	20300 KB	Output is correct
19	Correct	116 ms	17224 KB	Output is correct
20	Correct	130 ms	18776 KB	Output is correct
21	Correct	132 ms	22176 KB	Output is correct
22	Correct	141 ms	22356 KB	Output is correct
23	Correct	164 ms	21476 KB	Output is correct
24	Correct	156 ms	21076 KB	Output is correct
25	Correct	160 ms	23120 KB	Output is correct
26	Correct	171 ms	21660 KB	Output is correct
27	Correct	176 ms	21764 KB	Output is correct
28	Correct	98 ms	24316 KB	Output is correct
29	Correct	136 ms	20308 KB	Output is correct
30	Correct	143 ms	22356 KB	Output is correct
31	Correct	180 ms	22100 KB	Output is correct
32	Correct	189 ms	22096 KB	Output is correct
33	Correct	146 ms	21072 KB	Output is correct
34	Correct	168 ms	21332 KB	Output is correct
35	Correct	173 ms	21584 KB	Output is correct
36	Correct	100 ms	20308 KB	Output is correct
37	Correct	135 ms	22176 KB	Output is correct
38	Correct	145 ms	20308 KB	Output is correct
39	Correct	159 ms	21328 KB	Output is correct
40	Correct	159 ms	21232 KB	Output is correct

Subtask #4
53.0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	0 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	0 ms	4576 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	0 ms	4568 KB	Output is correct
10	Correct	0 ms	4444 KB	Output is correct
11	Correct	29 ms	16372 KB	Output is correct
12	Correct	26 ms	16116 KB	Output is correct
13	Correct	29 ms	15960 KB	Output is correct
14	Correct	37 ms	16116 KB	Output is correct
15	Correct	29 ms	16224 KB	Output is correct
16	Correct	36 ms	15956 KB	Output is correct
17	Correct	37 ms	16116 KB	Output is correct
18	Correct	23 ms	16384 KB	Output is correct
19	Correct	26 ms	15944 KB	Output is correct
20	Correct	27 ms	16128 KB	Output is correct
21	Correct	30 ms	16216 KB	Output is correct
22	Correct	41 ms	16116 KB	Output is correct
23	Correct	27 ms	16120 KB	Output is correct
24	Correct	35 ms	16164 KB	Output is correct
25	Correct	34 ms	16112 KB	Output is correct
26	Correct	27 ms	15864 KB	Output is correct
27	Correct	27 ms	16120 KB	Output is correct
28	Correct	28 ms	15872 KB	Output is correct
29	Correct	32 ms	16112 KB	Output is correct
30	Correct	32 ms	16112 KB	Output is correct
31	Correct	27 ms	16116 KB	Output is correct
32	Correct	36 ms	16116 KB	Output is correct
33	Correct	34 ms	16112 KB	Output is correct
34	Correct	23 ms	15860 KB	Output is correct
35	Correct	30 ms	16128 KB	Output is correct
36	Correct	32 ms	16128 KB	Output is correct
37	Correct	30 ms	16128 KB	Output is correct
38	Correct	30 ms	15948 KB	Output is correct
39	Correct	30 ms	15992 KB	Output is correct
40	Correct	32 ms	16116 KB	Output is correct

Subtask #5
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	0 ms	4444 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	0 ms	4576 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	0 ms	4568 KB	Output is correct
10	Correct	0 ms	4444 KB	Output is correct
11	Correct	122 ms	19196 KB	Output is correct
12	Correct	121 ms	18772 KB	Output is correct
13	Correct	142 ms	18144 KB	Output is correct
14	Correct	130 ms	18256 KB	Output is correct
15	Correct	137 ms	19284 KB	Output is correct
16	Correct	149 ms	18512 KB	Output is correct
17	Correct	147 ms	18416 KB	Output is correct
18	Correct	95 ms	20300 KB	Output is correct
19	Correct	116 ms	17224 KB	Output is correct
20	Correct	130 ms	18776 KB	Output is correct
21	Correct	132 ms	22176 KB	Output is correct
22	Correct	141 ms	22356 KB	Output is correct
23	Correct	164 ms	21476 KB	Output is correct
24	Correct	156 ms	21076 KB	Output is correct
25	Correct	160 ms	23120 KB	Output is correct
26	Correct	171 ms	21660 KB	Output is correct
27	Correct	176 ms	21764 KB	Output is correct
28	Correct	98 ms	24316 KB	Output is correct
29	Correct	136 ms	20308 KB	Output is correct
30	Correct	143 ms	22356 KB	Output is correct
31	Correct	180 ms	22100 KB	Output is correct
32	Correct	189 ms	22096 KB	Output is correct
33	Correct	146 ms	21072 KB	Output is correct
34	Correct	168 ms	21332 KB	Output is correct
35	Correct	173 ms	21584 KB	Output is correct
36	Correct	100 ms	20308 KB	Output is correct
37	Correct	135 ms	22176 KB	Output is correct
38	Correct	145 ms	20308 KB	Output is correct
39	Correct	159 ms	21328 KB	Output is correct
40	Correct	159 ms	21232 KB	Output is correct
41	Correct	29 ms	16372 KB	Output is correct
42	Correct	26 ms	16116 KB	Output is correct
43	Correct	29 ms	15960 KB	Output is correct
44	Correct	37 ms	16116 KB	Output is correct
45	Correct	29 ms	16224 KB	Output is correct
46	Correct	36 ms	15956 KB	Output is correct
47	Correct	37 ms	16116 KB	Output is correct
48	Correct	23 ms	16384 KB	Output is correct
49	Correct	26 ms	15944 KB	Output is correct
50	Correct	27 ms	16128 KB	Output is correct
51	Correct	30 ms	16216 KB	Output is correct
52	Correct	41 ms	16116 KB	Output is correct
53	Correct	27 ms	16120 KB	Output is correct
54	Correct	35 ms	16164 KB	Output is correct
55	Correct	34 ms	16112 KB	Output is correct
56	Correct	27 ms	15864 KB	Output is correct
57	Correct	27 ms	16120 KB	Output is correct
58	Correct	28 ms	15872 KB	Output is correct
59	Correct	32 ms	16112 KB	Output is correct
60	Correct	32 ms	16112 KB	Output is correct
61	Correct	27 ms	16116 KB	Output is correct
62	Correct	36 ms	16116 KB	Output is correct
63	Correct	34 ms	16112 KB	Output is correct
64	Correct	23 ms	15860 KB	Output is correct
65	Correct	30 ms	16128 KB	Output is correct
66	Correct	32 ms	16128 KB	Output is correct
67	Correct	30 ms	16128 KB	Output is correct
68	Correct	30 ms	15948 KB	Output is correct
69	Correct	30 ms	15992 KB	Output is correct
70	Correct	32 ms	16116 KB	Output is correct
71	Correct	220 ms	40456 KB	Output is correct
72	Correct	209 ms	40584 KB	Output is correct
73	Correct	244 ms	39160 KB	Output is correct
74	Correct	439 ms	39416 KB	Output is correct
75	Correct	230 ms	41456 KB	Output is correct
76	Correct	359 ms	39760 KB	Output is correct
77	Correct	312 ms	39668 KB	Output is correct
78	Correct	140 ms	43368 KB	Output is correct
79	Correct	201 ms	37408 KB	Output is correct
80	Correct	227 ms	40432 KB	Output is correct
81	Correct	284 ms	40404 KB	Output is correct
82	Correct	436 ms	39412 KB	Output is correct
83	Correct	210 ms	38644 KB	Output is correct
84	Correct	316 ms	39408 KB	Output is correct
85	Correct	316 ms	39924 KB	Output is correct
86	Correct	153 ms	37452 KB	Output is correct
87	Correct	195 ms	40280 KB	Output is correct
88	Correct	208 ms	37360 KB	Output is correct
89	Correct	256 ms	39152 KB	Output is correct
90	Correct	315 ms	39504 KB	Output is correct
91	Correct	209 ms	38480 KB	Output is correct
92	Correct	354 ms	39664 KB	Output is correct
93	Correct	311 ms	39608 KB	Output is correct
94	Correct	139 ms	37364 KB	Output is correct
95	Correct	272 ms	39512 KB	Output is correct
96	Correct	273 ms	39412 KB	Output is correct
97	Correct	282 ms	39672 KB	Output is correct
98	Correct	274 ms	39452 KB	Output is correct
99	Correct	283 ms	39668 KB	Output is correct
100	Correct	272 ms	39560 KB	Output is correct

답안 #1058837

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