oj.uz

Submission #933926

# Submission time Handle Problem Language Result Execution time Memory
933926 2024-02-26T15:09:33 Z ShaShi Snake Escaping (JOI18_snake_escaping) C++17
100 / 100
 1739 ms 63596 KB 
// #pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define int long long 
#define F first
#define S second
#define pii pair<int, int>
#define all(x) x.begin(), x.end()
#define kill(x) cout << x << endl, exit(0);
#define mp make_pair
#define pb push_back
#define endl "\n"
 
 
using namespace std;
typedef long long ll;
typedef long double ld;
 
const int MAXN = (int)(1<<21) + 7;
const int MOD = 998244353;
const int INF = (int)1e18 + 7;
const int LG = 21;
 
 
int n, m, t, flag, u, v, w, k, tmp, tmp2, tmp3, tmp4, tmp5, tmp6, ans, q, h;
int arr[MAXN], sub[MAXN], sup[MAXN];
string s, s2;
int Z, O, Q;


int32_t main() {
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    cin >> n >> q;

    cin >> s;

    for (int i=0; i<(1<<n); i++) sub[i] = sup[i] = s[i]-'0';
    
    for (int j=0; j<LG; j++) for (int i=0; i<MAXN; i++) if (i&(1<<j)) sub[i] += sub[i^(1<<j)];
    for (int j=0; j<LG; j++) for (int i=MAXN-1; i>=0; i--) if (i&(1<<j)) sup[i^(1<<j)] += sup[i];


    while (q--) {
        cin >> s2;

        reverse(all(s2));

        Z = O = Q = 0;

        for (int i=0; i<n; i++) {
            if (s2[i] == '1') {
                O += (1<<i);
            } else if (s2[i] == '0') {
                Z += (1<<i);
            } else {
                Q += (1<<i);
            }
        }


        if (__builtin_popcount(Q) <= 10 ) {
            ans = s[O]-'0';

            for (int mask=Q; mask!=0; mask=Q&(mask-1)) ans += s[mask+O]-'0';
        } else if (__builtin_popcount(Z) <= 10) {
            ans = sup[O];

            for (int mask=Z; mask!=0; mask=Z&(mask-1)) ans += sup[mask+O]*((__builtin_popcount(mask)%2) == 1? -1 : 1);
        } else {
            // ans = (s[Q]-'0')*(__builtin_popcount(O)%2 == 1? -1 : 1);

            // for (int mask=O; mask!=0; mask=O&(mask-1)) ans += sub[mask+Q]*(__builtin_popcount(O-mask)%2 == 1? -1 : 1);
        }

        cout << ans << endl;
    }
    




    

    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 33108 KB Output is correct
2 Correct 82 ms 33108 KB Output is correct
3 Correct 95 ms 33104 KB Output is correct
4 Correct 80 ms 33104 KB Output is correct
5 Correct 77 ms 33204 KB Output is correct
6 Correct 79 ms 33108 KB Output is correct
7 Correct 79 ms 33100 KB Output is correct
8 Correct 79 ms 33284 KB Output is correct
9 Correct 88 ms 33108 KB Output is correct
10 Correct 81 ms 33104 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 33108 KB Output is correct
2 Correct 82 ms 33108 KB Output is correct
3 Correct 95 ms 33104 KB Output is correct
4 Correct 80 ms 33104 KB Output is correct
5 Correct 77 ms 33204 KB Output is correct
6 Correct 79 ms 33108 KB Output is correct
7 Correct 79 ms 33100 KB Output is correct
8 Correct 79 ms 33284 KB Output is correct
9 Correct 88 ms 33108 KB Output is correct
10 Correct 81 ms 33104 KB Output is correct
11 Correct 267 ms 47956 KB Output is correct
12 Correct 314 ms 47700 KB Output is correct
13 Correct 267 ms 46924 KB Output is correct
14 Correct 263 ms 46932 KB Output is correct
15 Correct 317 ms 47948 KB Output is correct
16 Correct 289 ms 47180 KB Output is correct
17 Correct 295 ms 47360 KB Output is correct
18 Correct 1266 ms 49168 KB Output is correct
19 Correct 235 ms 45908 KB Output is correct
20 Correct 305 ms 47704 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 33108 KB Output is correct
2 Correct 82 ms 33108 KB Output is correct
3 Correct 95 ms 33104 KB Output is correct
4 Correct 80 ms 33104 KB Output is correct
5 Correct 77 ms 33204 KB Output is correct
6 Correct 79 ms 33108 KB Output is correct
7 Correct 79 ms 33100 KB Output is correct
8 Correct 79 ms 33284 KB Output is correct
9 Correct 88 ms 33108 KB Output is correct
10 Correct 81 ms 33104 KB Output is correct
11 Correct 267 ms 47956 KB Output is correct
12 Correct 314 ms 47700 KB Output is correct
13 Correct 267 ms 46924 KB Output is correct
14 Correct 263 ms 46932 KB Output is correct
15 Correct 317 ms 47948 KB Output is correct
16 Correct 289 ms 47180 KB Output is correct
17 Correct 295 ms 47360 KB Output is correct
18 Correct 1266 ms 49168 KB Output is correct
19 Correct 235 ms 45908 KB Output is correct
20 Correct 305 ms 47704 KB Output is correct
21 Correct 398 ms 51028 KB Output is correct
22 Correct 450 ms 51152 KB Output is correct
23 Correct 299 ms 50000 KB Output is correct
24 Correct 298 ms 50004 KB Output is correct
25 Correct 534 ms 52096 KB Output is correct
26 Correct 335 ms 50508 KB Output is correct
27 Correct 341 ms 50436 KB Output is correct
28 Correct 223 ms 53308 KB Output is correct
29 Correct 267 ms 48980 KB Output is correct
30 Correct 465 ms 51284 KB Output is correct
31 Correct 353 ms 50880 KB Output is correct
32 Correct 348 ms 50772 KB Output is correct
33 Correct 290 ms 50136 KB Output is correct
34 Correct 306 ms 49840 KB Output is correct
35 Correct 367 ms 50268 KB Output is correct
36 Correct 218 ms 48976 KB Output is correct
37 Correct 337 ms 51004 KB Output is correct
38 Correct 286 ms 49236 KB Output is correct
39 Correct 319 ms 50040 KB Output is correct
40 Correct 297 ms 50004 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 33108 KB Output is correct
2 Correct 82 ms 33108 KB Output is correct
3 Correct 95 ms 33104 KB Output is correct
4 Correct 80 ms 33104 KB Output is correct
5 Correct 77 ms 33204 KB Output is correct
6 Correct 79 ms 33108 KB Output is correct
7 Correct 79 ms 33100 KB Output is correct
8 Correct 79 ms 33284 KB Output is correct
9 Correct 88 ms 33108 KB Output is correct
10 Correct 81 ms 33104 KB Output is correct
11 Correct 155 ms 36596 KB Output is correct
12 Correct 128 ms 36628 KB Output is correct
13 Correct 96 ms 36468 KB Output is correct
14 Correct 105 ms 36592 KB Output is correct
15 Correct 91 ms 36596 KB Output is correct
16 Correct 110 ms 36592 KB Output is correct
17 Correct 115 ms 36480 KB Output is correct
18 Correct 88 ms 36728 KB Output is correct
19 Correct 92 ms 36344 KB Output is correct
20 Correct 110 ms 36724 KB Output is correct
21 Correct 172 ms 36724 KB Output is correct
22 Correct 104 ms 36596 KB Output is correct
23 Correct 89 ms 36592 KB Output is correct
24 Correct 117 ms 36604 KB Output is correct
25 Correct 106 ms 36468 KB Output is correct
26 Correct 90 ms 36340 KB Output is correct
27 Correct 156 ms 37056 KB Output is correct
28 Correct 93 ms 36464 KB Output is correct
29 Correct 98 ms 36640 KB Output is correct
30 Correct 99 ms 36596 KB Output is correct
31 Correct 112 ms 36852 KB Output is correct
32 Correct 126 ms 36456 KB Output is correct
33 Correct 141 ms 36596 KB Output is correct
34 Correct 96 ms 36476 KB Output is correct
35 Correct 126 ms 36464 KB Output is correct
36 Correct 123 ms 36472 KB Output is correct
37 Correct 111 ms 36472 KB Output is correct
38 Correct 113 ms 36584 KB Output is correct
39 Correct 131 ms 36484 KB Output is correct
40 Correct 114 ms 36472 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 33108 KB Output is correct
2 Correct 82 ms 33108 KB Output is correct
3 Correct 95 ms 33104 KB Output is correct
4 Correct 80 ms 33104 KB Output is correct
5 Correct 77 ms 33204 KB Output is correct
6 Correct 79 ms 33108 KB Output is correct
7 Correct 79 ms 33100 KB Output is correct
8 Correct 79 ms 33284 KB Output is correct
9 Correct 88 ms 33108 KB Output is correct
10 Correct 81 ms 33104 KB Output is correct
11 Correct 267 ms 47956 KB Output is correct
12 Correct 314 ms 47700 KB Output is correct
13 Correct 267 ms 46924 KB Output is correct
14 Correct 263 ms 46932 KB Output is correct
15 Correct 317 ms 47948 KB Output is correct
16 Correct 289 ms 47180 KB Output is correct
17 Correct 295 ms 47360 KB Output is correct
18 Correct 1266 ms 49168 KB Output is correct
19 Correct 235 ms 45908 KB Output is correct
20 Correct 305 ms 47704 KB Output is correct
21 Correct 398 ms 51028 KB Output is correct
22 Correct 450 ms 51152 KB Output is correct
23 Correct 299 ms 50000 KB Output is correct
24 Correct 298 ms 50004 KB Output is correct
25 Correct 534 ms 52096 KB Output is correct
26 Correct 335 ms 50508 KB Output is correct
27 Correct 341 ms 50436 KB Output is correct
28 Correct 223 ms 53308 KB Output is correct
29 Correct 267 ms 48980 KB Output is correct
30 Correct 465 ms 51284 KB Output is correct
31 Correct 353 ms 50880 KB Output is correct
32 Correct 348 ms 50772 KB Output is correct
33 Correct 290 ms 50136 KB Output is correct
34 Correct 306 ms 49840 KB Output is correct
35 Correct 367 ms 50268 KB Output is correct
36 Correct 218 ms 48976 KB Output is correct
37 Correct 337 ms 51004 KB Output is correct
38 Correct 286 ms 49236 KB Output is correct
39 Correct 319 ms 50040 KB Output is correct
40 Correct 297 ms 50004 KB Output is correct
41 Correct 155 ms 36596 KB Output is correct
42 Correct 128 ms 36628 KB Output is correct
43 Correct 96 ms 36468 KB Output is correct
44 Correct 105 ms 36592 KB Output is correct
45 Correct 91 ms 36596 KB Output is correct
46 Correct 110 ms 36592 KB Output is correct
47 Correct 115 ms 36480 KB Output is correct
48 Correct 88 ms 36728 KB Output is correct
49 Correct 92 ms 36344 KB Output is correct
50 Correct 110 ms 36724 KB Output is correct
51 Correct 172 ms 36724 KB Output is correct
52 Correct 104 ms 36596 KB Output is correct
53 Correct 89 ms 36592 KB Output is correct
54 Correct 117 ms 36604 KB Output is correct
55 Correct 106 ms 36468 KB Output is correct
56 Correct 90 ms 36340 KB Output is correct
57 Correct 156 ms 37056 KB Output is correct
58 Correct 93 ms 36464 KB Output is correct
59 Correct 98 ms 36640 KB Output is correct
60 Correct 99 ms 36596 KB Output is correct
61 Correct 112 ms 36852 KB Output is correct
62 Correct 126 ms 36456 KB Output is correct
63 Correct 141 ms 36596 KB Output is correct
64 Correct 96 ms 36476 KB Output is correct
65 Correct 126 ms 36464 KB Output is correct
66 Correct 123 ms 36472 KB Output is correct
67 Correct 111 ms 36472 KB Output is correct
68 Correct 113 ms 36584 KB Output is correct
69 Correct 131 ms 36484 KB Output is correct
70 Correct 114 ms 36472 KB Output is correct
71 Correct 1542 ms 61032 KB Output is correct
72 Correct 1147 ms 61044 KB Output is correct
73 Correct 429 ms 59560 KB Output is correct
74 Correct 537 ms 59944 KB Output is correct
75 Correct 350 ms 61808 KB Output is correct
76 Correct 643 ms 60148 KB Output is correct
77 Correct 629 ms 60332 KB Output is correct
78 Correct 252 ms 63596 KB Output is correct
79 Correct 317 ms 57820 KB Output is correct
80 Correct 737 ms 61076 KB Output is correct
81 Correct 1739 ms 60840 KB Output is correct
82 Correct 566 ms 59856 KB Output is correct
83 Correct 353 ms 59140 KB Output is correct
84 Correct 475 ms 60036 KB Output is correct
85 Correct 634 ms 60216 KB Output is correct
86 Correct 241 ms 57844 KB Output is correct
87 Correct 1562 ms 61028 KB Output is correct
88 Correct 314 ms 57988 KB Output is correct
89 Correct 439 ms 59672 KB Output is correct
90 Correct 457 ms 59796 KB Output is correct
91 Correct 334 ms 59116 KB Output is correct
92 Correct 681 ms 60132 KB Output is correct
93 Correct 636 ms 60204 KB Output is correct
94 Correct 307 ms 57896 KB Output is correct
95 Correct 700 ms 59884 KB Output is correct
96 Correct 679 ms 60132 KB Output is correct
97 Correct 674 ms 59920 KB Output is correct
98 Correct 681 ms 59948 KB Output is correct
99 Correct 680 ms 60116 KB Output is correct
100 Correct 652 ms 60084 KB Output is correct