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Submission #853181

# Submission time Handle Problem Language Result Execution time Memory
853181 2023-09-23T15:34:28 Z Ahmed57 Snake Escaping (JOI18_snake_escaping) C++17
75 / 100
 2000 ms 50612 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
int arr[(1<<20)];
    int sup[(1<<20)] = {0},super[(1<<20)] = {0};
signed main(){
    int n,m;
    cin>>n>>m;
    string s;cin>>s;
    for(int i = 0;i<(1<<n);i++){
        sup[i] = super[i] = arr[i] = (s[i]-'0');
    }
    for(int i = 0;i<n;i++){
        for(int mask = 0;mask<(1<<n);mask++){
            if(mask&(1<<i)){
                super[mask^(1<<i)]+=super[mask];
                sup[mask]+=sup[mask^(1<<i)];
            }
        }
    }
    while(m--){
        string s;cin>>s;
        int zero = 0 , one = 0 , qu = 0;
        for(int i = 0;i<n;i++){
            if(s[i]=='0')zero+=(1<<(n-i-1));
            else if(s[i]=='1')one+=(1<<(n-i-1));
            else qu+=(1<<(n-i-1));
        }
        long long all = 0;
        if(__builtin_popcount(qu)<=6){
            for(int mask = qu;;mask=(qu&(mask-1))){
                all+=arr[mask|one];
                //cout<<mask<<endl;
                if(mask==0)break;
            }
        }else if(__builtin_popcount(zero)<=6){
            for(int mask = zero;;mask=(zero&(mask-1))){
                if(__builtin_popcount(mask)&1)all-=super[mask|one];
                else all+=super[mask|one];
                if(mask==0)break;
            }
        }else {
            for(int mask = one;;mask=(one&(mask-1))){
                if(__builtin_popcount(mask)&1)all-=sup[mask^one^qu];
                else all+=sup[mask^one^qu];
                if(mask==0)break;
            }
        }
        cout<<all<<endl;
    }
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4440 KB Output is correct
2 Correct 2 ms 4440 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 3 ms 4444 KB Output is correct
5 Correct 3 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 2 ms 4444 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4440 KB Output is correct
2 Correct 2 ms 4440 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 3 ms 4444 KB Output is correct
5 Correct 3 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 2 ms 4444 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 1464 ms 8564 KB Output is correct
12 Correct 1515 ms 8016 KB Output is correct
13 Correct 1478 ms 7412 KB Output is correct
14 Correct 1465 ms 7540 KB Output is correct
15 Correct 1518 ms 8308 KB Output is correct
16 Correct 1548 ms 7672 KB Output is correct
17 Correct 1539 ms 7868 KB Output is correct
18 Correct 1481 ms 9692 KB Output is correct
19 Correct 1479 ms 6532 KB Output is correct
20 Correct 1465 ms 8204 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4440 KB Output is correct
2 Correct 2 ms 4440 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 3 ms 4444 KB Output is correct
5 Correct 3 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 2 ms 4444 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 1464 ms 8564 KB Output is correct
12 Correct 1515 ms 8016 KB Output is correct
13 Correct 1478 ms 7412 KB Output is correct
14 Correct 1465 ms 7540 KB Output is correct
15 Correct 1518 ms 8308 KB Output is correct
16 Correct 1548 ms 7672 KB Output is correct
17 Correct 1539 ms 7868 KB Output is correct
18 Correct 1481 ms 9692 KB Output is correct
19 Correct 1479 ms 6532 KB Output is correct
20 Correct 1465 ms 8204 KB Output is correct
21 Correct 1557 ms 8516 KB Output is correct
22 Correct 1632 ms 8912 KB Output is correct
23 Correct 1590 ms 7744 KB Output is correct
24 Correct 1576 ms 7388 KB Output is correct
25 Correct 1538 ms 9596 KB Output is correct
26 Correct 1572 ms 7928 KB Output is correct
27 Correct 1565 ms 8072 KB Output is correct
28 Correct 1492 ms 10428 KB Output is correct
29 Correct 1524 ms 6704 KB Output is correct
30 Correct 1598 ms 8788 KB Output is correct
31 Correct 1573 ms 8596 KB Output is correct
32 Correct 1570 ms 8744 KB Output is correct
33 Correct 1567 ms 7476 KB Output is correct
34 Correct 1548 ms 7436 KB Output is correct
35 Correct 1559 ms 8308 KB Output is correct
36 Correct 1466 ms 6432 KB Output is correct
37 Correct 1598 ms 8680 KB Output is correct
38 Correct 1514 ms 6452 KB Output is correct
39 Correct 1552 ms 7796 KB Output is correct
40 Correct 1541 ms 7424 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4440 KB Output is correct
2 Correct 2 ms 4440 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 3 ms 4444 KB Output is correct
5 Correct 3 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 2 ms 4444 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 124 ms 26436 KB Output is correct
12 Correct 124 ms 26436 KB Output is correct
13 Correct 139 ms 26356 KB Output is correct
14 Correct 154 ms 26328 KB Output is correct
15 Correct 134 ms 26436 KB Output is correct
16 Correct 145 ms 26240 KB Output is correct
17 Correct 160 ms 26188 KB Output is correct
18 Correct 141 ms 26468 KB Output is correct
19 Correct 138 ms 26468 KB Output is correct
20 Correct 132 ms 26288 KB Output is correct
21 Correct 141 ms 26436 KB Output is correct
22 Correct 137 ms 26220 KB Output is correct
23 Correct 126 ms 26188 KB Output is correct
24 Correct 134 ms 26300 KB Output is correct
25 Correct 149 ms 26224 KB Output is correct
26 Correct 133 ms 26688 KB Output is correct
27 Correct 128 ms 26436 KB Output is correct
28 Correct 131 ms 26188 KB Output is correct
29 Correct 134 ms 26180 KB Output is correct
30 Correct 134 ms 26200 KB Output is correct
31 Correct 126 ms 26188 KB Output is correct
32 Correct 163 ms 26204 KB Output is correct
33 Correct 147 ms 26216 KB Output is correct
34 Correct 122 ms 26256 KB Output is correct
35 Correct 149 ms 26224 KB Output is correct
36 Correct 148 ms 26752 KB Output is correct
37 Correct 161 ms 26188 KB Output is correct
38 Correct 135 ms 26300 KB Output is correct
39 Correct 148 ms 26476 KB Output is correct
40 Correct 146 ms 26508 KB Output is correct

Subtask #5
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4440 KB Output is correct
2 Correct 2 ms 4440 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 3 ms 4444 KB Output is correct
5 Correct 3 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 2 ms 4444 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 1464 ms 8564 KB Output is correct
12 Correct 1515 ms 8016 KB Output is correct
13 Correct 1478 ms 7412 KB Output is correct
14 Correct 1465 ms 7540 KB Output is correct
15 Correct 1518 ms 8308 KB Output is correct
16 Correct 1548 ms 7672 KB Output is correct
17 Correct 1539 ms 7868 KB Output is correct
18 Correct 1481 ms 9692 KB Output is correct
19 Correct 1479 ms 6532 KB Output is correct
20 Correct 1465 ms 8204 KB Output is correct
21 Correct 1557 ms 8516 KB Output is correct
22 Correct 1632 ms 8912 KB Output is correct
23 Correct 1590 ms 7744 KB Output is correct
24 Correct 1576 ms 7388 KB Output is correct
25 Correct 1538 ms 9596 KB Output is correct
26 Correct 1572 ms 7928 KB Output is correct
27 Correct 1565 ms 8072 KB Output is correct
28 Correct 1492 ms 10428 KB Output is correct
29 Correct 1524 ms 6704 KB Output is correct
30 Correct 1598 ms 8788 KB Output is correct
31 Correct 1573 ms 8596 KB Output is correct
32 Correct 1570 ms 8744 KB Output is correct
33 Correct 1567 ms 7476 KB Output is correct
34 Correct 1548 ms 7436 KB Output is correct
35 Correct 1559 ms 8308 KB Output is correct
36 Correct 1466 ms 6432 KB Output is correct
37 Correct 1598 ms 8680 KB Output is correct
38 Correct 1514 ms 6452 KB Output is correct
39 Correct 1552 ms 7796 KB Output is correct
40 Correct 1541 ms 7424 KB Output is correct
41 Correct 124 ms 26436 KB Output is correct
42 Correct 124 ms 26436 KB Output is correct
43 Correct 139 ms 26356 KB Output is correct
44 Correct 154 ms 26328 KB Output is correct
45 Correct 134 ms 26436 KB Output is correct
46 Correct 145 ms 26240 KB Output is correct
47 Correct 160 ms 26188 KB Output is correct
48 Correct 141 ms 26468 KB Output is correct
49 Correct 138 ms 26468 KB Output is correct
50 Correct 132 ms 26288 KB Output is correct
51 Correct 141 ms 26436 KB Output is correct
52 Correct 137 ms 26220 KB Output is correct
53 Correct 126 ms 26188 KB Output is correct
54 Correct 134 ms 26300 KB Output is correct
55 Correct 149 ms 26224 KB Output is correct
56 Correct 133 ms 26688 KB Output is correct
57 Correct 128 ms 26436 KB Output is correct
58 Correct 131 ms 26188 KB Output is correct
59 Correct 134 ms 26180 KB Output is correct
60 Correct 134 ms 26200 KB Output is correct
61 Correct 126 ms 26188 KB Output is correct
62 Correct 163 ms 26204 KB Output is correct
63 Correct 147 ms 26216 KB Output is correct
64 Correct 122 ms 26256 KB Output is correct
65 Correct 149 ms 26224 KB Output is correct
66 Correct 148 ms 26752 KB Output is correct
67 Correct 161 ms 26188 KB Output is correct
68 Correct 135 ms 26300 KB Output is correct
69 Correct 148 ms 26476 KB Output is correct
70 Correct 146 ms 26508 KB Output is correct
71 Correct 1799 ms 31552 KB Output is correct
72 Correct 1834 ms 31596 KB Output is correct
73 Correct 1944 ms 29904 KB Output is correct
74 Execution timed out 2051 ms 50612 KB Time limit exceeded
75 Halted 0 ms 0 KB -