oj.uz

Submission #853198

# Submission time Handle Problem Language Result Execution time Memory
853198 2023-09-23T15:48:48 Z Ahmed57 Snake Escaping (JOI18_snake_escaping) C++17
100 / 100
 1734 ms 40064 KB 
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("Ofast")
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")
int arr[(1<<20)];
    int sup[(1<<20)] = {0},super[(1<<20)] = {0};
signed main(){
    ios_base::sync_with_stdio(false);cin.tie(0);
    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(one)<=6) {
            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;
            }
        }else 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;
            }
        }
        cout<<all<<endl;
    }
}

Subtask #1
5.0 / 5.0

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

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4444 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 4444 KB Output is correct
11 Correct 1281 ms 8540 KB Output is correct
12 Correct 1285 ms 8148 KB Output is correct
13 Correct 1270 ms 7448 KB Output is correct
14 Correct 1259 ms 7552 KB Output is correct
15 Correct 1259 ms 8540 KB Output is correct
16 Correct 1300 ms 7852 KB Output is correct
17 Correct 1339 ms 7672 KB Output is correct
18 Correct 1235 ms 9644 KB Output is correct
19 Correct 1297 ms 6496 KB Output is correct
20 Correct 1296 ms 8208 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4444 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 4444 KB Output is correct
11 Correct 1281 ms 8540 KB Output is correct
12 Correct 1285 ms 8148 KB Output is correct
13 Correct 1270 ms 7448 KB Output is correct
14 Correct 1259 ms 7552 KB Output is correct
15 Correct 1259 ms 8540 KB Output is correct
16 Correct 1300 ms 7852 KB Output is correct
17 Correct 1339 ms 7672 KB Output is correct
18 Correct 1235 ms 9644 KB Output is correct
19 Correct 1297 ms 6496 KB Output is correct
20 Correct 1296 ms 8208 KB Output is correct
21 Correct 1357 ms 8736 KB Output is correct
22 Correct 1283 ms 8664 KB Output is correct
23 Correct 1354 ms 7640 KB Output is correct
24 Correct 1315 ms 7788 KB Output is correct
25 Correct 1287 ms 9680 KB Output is correct
26 Correct 1342 ms 8172 KB Output is correct
27 Correct 1334 ms 8068 KB Output is correct
28 Correct 1234 ms 10640 KB Output is correct
29 Correct 1272 ms 6804 KB Output is correct
30 Correct 1351 ms 8680 KB Output is correct
31 Correct 1373 ms 8496 KB Output is correct
32 Correct 1326 ms 8600 KB Output is correct
33 Correct 1288 ms 7380 KB Output is correct
34 Correct 1358 ms 7648 KB Output is correct
35 Correct 1344 ms 8216 KB Output is correct
36 Correct 1232 ms 6488 KB Output is correct
37 Correct 1275 ms 8664 KB Output is correct
38 Correct 1316 ms 6412 KB Output is correct
39 Correct 1398 ms 7740 KB Output is correct
40 Correct 1324 ms 7512 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4444 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 4444 KB Output is correct
11 Correct 92 ms 14000 KB Output is correct
12 Correct 92 ms 13924 KB Output is correct
13 Correct 100 ms 14252 KB Output is correct
14 Correct 103 ms 14068 KB Output is correct
15 Correct 93 ms 14132 KB Output is correct
16 Correct 104 ms 14088 KB Output is correct
17 Correct 102 ms 14016 KB Output is correct
18 Correct 92 ms 14452 KB Output is correct
19 Correct 105 ms 13988 KB Output is correct
20 Correct 95 ms 14068 KB Output is correct
21 Correct 102 ms 14068 KB Output is correct
22 Correct 105 ms 14036 KB Output is correct
23 Correct 97 ms 13960 KB Output is correct
24 Correct 124 ms 14056 KB Output is correct
25 Correct 105 ms 14108 KB Output is correct
26 Correct 90 ms 13968 KB Output is correct
27 Correct 95 ms 14064 KB Output is correct
28 Correct 97 ms 13936 KB Output is correct
29 Correct 128 ms 13952 KB Output is correct
30 Correct 149 ms 13940 KB Output is correct
31 Correct 97 ms 14072 KB Output is correct
32 Correct 143 ms 14064 KB Output is correct
33 Correct 115 ms 14076 KB Output is correct
34 Correct 92 ms 13820 KB Output is correct
35 Correct 98 ms 14052 KB Output is correct
36 Correct 99 ms 14064 KB Output is correct
37 Correct 104 ms 13944 KB Output is correct
38 Correct 99 ms 13932 KB Output is correct
39 Correct 113 ms 14068 KB Output is correct
40 Correct 102 ms 14068 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 2 ms 4444 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 4444 KB Output is correct
11 Correct 1281 ms 8540 KB Output is correct
12 Correct 1285 ms 8148 KB Output is correct
13 Correct 1270 ms 7448 KB Output is correct
14 Correct 1259 ms 7552 KB Output is correct
15 Correct 1259 ms 8540 KB Output is correct
16 Correct 1300 ms 7852 KB Output is correct
17 Correct 1339 ms 7672 KB Output is correct
18 Correct 1235 ms 9644 KB Output is correct
19 Correct 1297 ms 6496 KB Output is correct
20 Correct 1296 ms 8208 KB Output is correct
21 Correct 1357 ms 8736 KB Output is correct
22 Correct 1283 ms 8664 KB Output is correct
23 Correct 1354 ms 7640 KB Output is correct
24 Correct 1315 ms 7788 KB Output is correct
25 Correct 1287 ms 9680 KB Output is correct
26 Correct 1342 ms 8172 KB Output is correct
27 Correct 1334 ms 8068 KB Output is correct
28 Correct 1234 ms 10640 KB Output is correct
29 Correct 1272 ms 6804 KB Output is correct
30 Correct 1351 ms 8680 KB Output is correct
31 Correct 1373 ms 8496 KB Output is correct
32 Correct 1326 ms 8600 KB Output is correct
33 Correct 1288 ms 7380 KB Output is correct
34 Correct 1358 ms 7648 KB Output is correct
35 Correct 1344 ms 8216 KB Output is correct
36 Correct 1232 ms 6488 KB Output is correct
37 Correct 1275 ms 8664 KB Output is correct
38 Correct 1316 ms 6412 KB Output is correct
39 Correct 1398 ms 7740 KB Output is correct
40 Correct 1324 ms 7512 KB Output is correct
41 Correct 92 ms 14000 KB Output is correct
42 Correct 92 ms 13924 KB Output is correct
43 Correct 100 ms 14252 KB Output is correct
44 Correct 103 ms 14068 KB Output is correct
45 Correct 93 ms 14132 KB Output is correct
46 Correct 104 ms 14088 KB Output is correct
47 Correct 102 ms 14016 KB Output is correct
48 Correct 92 ms 14452 KB Output is correct
49 Correct 105 ms 13988 KB Output is correct
50 Correct 95 ms 14068 KB Output is correct
51 Correct 102 ms 14068 KB Output is correct
52 Correct 105 ms 14036 KB Output is correct
53 Correct 97 ms 13960 KB Output is correct
54 Correct 124 ms 14056 KB Output is correct
55 Correct 105 ms 14108 KB Output is correct
56 Correct 90 ms 13968 KB Output is correct
57 Correct 95 ms 14064 KB Output is correct
58 Correct 97 ms 13936 KB Output is correct
59 Correct 128 ms 13952 KB Output is correct
60 Correct 149 ms 13940 KB Output is correct
61 Correct 97 ms 14072 KB Output is correct
62 Correct 143 ms 14064 KB Output is correct
63 Correct 115 ms 14076 KB Output is correct
64 Correct 92 ms 13820 KB Output is correct
65 Correct 98 ms 14052 KB Output is correct
66 Correct 99 ms 14064 KB Output is correct
67 Correct 104 ms 13944 KB Output is correct
68 Correct 99 ms 13932 KB Output is correct
69 Correct 113 ms 14068 KB Output is correct
70 Correct 102 ms 14068 KB Output is correct
71 Correct 1415 ms 18912 KB Output is correct
72 Correct 1428 ms 18944 KB Output is correct
73 Correct 1525 ms 17640 KB Output is correct
74 Correct 1631 ms 18000 KB Output is correct
75 Correct 1431 ms 19760 KB Output is correct
76 Correct 1578 ms 18464 KB Output is correct
77 Correct 1652 ms 18600 KB Output is correct
78 Correct 1330 ms 21936 KB Output is correct
79 Correct 1446 ms 15880 KB Output is correct
80 Correct 1497 ms 18948 KB Output is correct
81 Correct 1485 ms 18784 KB Output is correct
82 Correct 1573 ms 17964 KB Output is correct
83 Correct 1418 ms 17096 KB Output is correct
84 Correct 1584 ms 18208 KB Output is correct
85 Correct 1607 ms 17964 KB Output is correct
86 Correct 1320 ms 15752 KB Output is correct
87 Correct 1478 ms 18880 KB Output is correct
88 Correct 1474 ms 15912 KB Output is correct
89 Correct 1508 ms 17836 KB Output is correct
90 Correct 1534 ms 39488 KB Output is correct
91 Correct 1450 ms 38680 KB Output is correct
92 Correct 1587 ms 40064 KB Output is correct
93 Correct 1734 ms 39784 KB Output is correct
94 Correct 1359 ms 37412 KB Output is correct
95 Correct 1595 ms 39596 KB Output is correct
96 Correct 1588 ms 39556 KB Output is correct
97 Correct 1663 ms 39624 KB Output is correct
98 Correct 1544 ms 39528 KB Output is correct
99 Correct 1564 ms 39652 KB Output is correct
100 Correct 1627 ms 39568 KB Output is correct