oj.uz

Submission #853197

# Submission time Handle Problem Language Result Execution time Memory
853197 2023-09-23T15:46:50 Z Ahmed57 Snake Escaping (JOI18_snake_escaping) C++17
22 / 100
 1371 ms 14128 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)<=0){
            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 4440 KB Output is correct
2 Correct 2 ms 4440 KB Output is correct
3 Correct 3 ms 4440 KB Output is correct
4 Correct 2 ms 4440 KB Output is correct
5 Correct 2 ms 4440 KB Output is correct
6 Correct 3 ms 4440 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 3 ms 4440 KB Output is correct
9 Correct 2 ms 4440 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 3 ms 4440 KB Output is correct
4 Correct 2 ms 4440 KB Output is correct
5 Correct 2 ms 4440 KB Output is correct
6 Correct 3 ms 4440 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 3 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 1282 ms 8636 KB Output is correct
12 Correct 1270 ms 8108 KB Output is correct
13 Correct 1308 ms 7252 KB Output is correct
14 Correct 1294 ms 7376 KB Output is correct
15 Correct 1261 ms 8496 KB Output is correct
16 Correct 1276 ms 7564 KB Output is correct
17 Correct 1303 ms 7512 KB Output is correct
18 Correct 1266 ms 9424 KB Output is correct
19 Correct 1285 ms 6520 KB Output is correct
20 Correct 1287 ms 8440 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 3 ms 4440 KB Output is correct
4 Correct 2 ms 4440 KB Output is correct
5 Correct 2 ms 4440 KB Output is correct
6 Correct 3 ms 4440 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 3 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 1282 ms 8636 KB Output is correct
12 Correct 1270 ms 8108 KB Output is correct
13 Correct 1308 ms 7252 KB Output is correct
14 Correct 1294 ms 7376 KB Output is correct
15 Correct 1261 ms 8496 KB Output is correct
16 Correct 1276 ms 7564 KB Output is correct
17 Correct 1303 ms 7512 KB Output is correct
18 Correct 1266 ms 9424 KB Output is correct
19 Correct 1285 ms 6520 KB Output is correct
20 Correct 1287 ms 8440 KB Output is correct
21 Correct 1348 ms 8800 KB Output is correct
22 Correct 1272 ms 8564 KB Output is correct
23 Correct 1309 ms 7664 KB Output is correct
24 Correct 1356 ms 7616 KB Output is correct
25 Correct 1281 ms 10152 KB Output is correct
26 Correct 1343 ms 8168 KB Output is correct
27 Correct 1320 ms 8068 KB Output is correct
28 Correct 1213 ms 10392 KB Output is correct
29 Correct 1261 ms 6396 KB Output is correct
30 Correct 1339 ms 8760 KB Output is correct
31 Correct 1358 ms 8424 KB Output is correct
32 Correct 1324 ms 8552 KB Output is correct
33 Correct 1296 ms 7512 KB Output is correct
34 Correct 1361 ms 7540 KB Output is correct
35 Correct 1348 ms 8376 KB Output is correct
36 Correct 1217 ms 6404 KB Output is correct
37 Correct 1263 ms 8716 KB Output is correct
38 Correct 1310 ms 6728 KB Output is correct
39 Correct 1371 ms 8104 KB Output is correct
40 Correct 1313 ms 7504 KB Output is correct

Subtask #4
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 3 ms 4440 KB Output is correct
4 Correct 2 ms 4440 KB Output is correct
5 Correct 2 ms 4440 KB Output is correct
6 Correct 3 ms 4440 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 3 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 92 ms 14128 KB Output is correct
12 Correct 92 ms 14068 KB Output is correct
13 Incorrect 98 ms 13960 KB Output isn't correct
14 Halted 0 ms 0 KB -

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 3 ms 4440 KB Output is correct
4 Correct 2 ms 4440 KB Output is correct
5 Correct 2 ms 4440 KB Output is correct
6 Correct 3 ms 4440 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 3 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 2 ms 4440 KB Output is correct
11 Correct 1282 ms 8636 KB Output is correct
12 Correct 1270 ms 8108 KB Output is correct
13 Correct 1308 ms 7252 KB Output is correct
14 Correct 1294 ms 7376 KB Output is correct
15 Correct 1261 ms 8496 KB Output is correct
16 Correct 1276 ms 7564 KB Output is correct
17 Correct 1303 ms 7512 KB Output is correct
18 Correct 1266 ms 9424 KB Output is correct
19 Correct 1285 ms 6520 KB Output is correct
20 Correct 1287 ms 8440 KB Output is correct
21 Correct 1348 ms 8800 KB Output is correct
22 Correct 1272 ms 8564 KB Output is correct
23 Correct 1309 ms 7664 KB Output is correct
24 Correct 1356 ms 7616 KB Output is correct
25 Correct 1281 ms 10152 KB Output is correct
26 Correct 1343 ms 8168 KB Output is correct
27 Correct 1320 ms 8068 KB Output is correct
28 Correct 1213 ms 10392 KB Output is correct
29 Correct 1261 ms 6396 KB Output is correct
30 Correct 1339 ms 8760 KB Output is correct
31 Correct 1358 ms 8424 KB Output is correct
32 Correct 1324 ms 8552 KB Output is correct
33 Correct 1296 ms 7512 KB Output is correct
34 Correct 1361 ms 7540 KB Output is correct
35 Correct 1348 ms 8376 KB Output is correct
36 Correct 1217 ms 6404 KB Output is correct
37 Correct 1263 ms 8716 KB Output is correct
38 Correct 1310 ms 6728 KB Output is correct
39 Correct 1371 ms 8104 KB Output is correct
40 Correct 1313 ms 7504 KB Output is correct
41 Correct 92 ms 14128 KB Output is correct
42 Correct 92 ms 14068 KB Output is correct
43 Incorrect 98 ms 13960 KB Output isn't correct
44 Halted 0 ms 0 KB -