oj.uz

Submission #728958

# Submission time Handle Problem Language Result Execution time Memory
728958 2023-04-23T10:20:00 Z Rafi22 Amusement Park (CEOI19_amusementpark) C++14
63 / 100
 1784 ms 1048576 KB 
#include <bits/stdc++.h>

using namespace std;

#define endl '\n'
#define st first
#define nd second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
#define ll long long
ll mod=998244353;
int inf=1000000007;
ll infl=1000000000000000007;

const int N=18;

unordered_map<int,int>DP[(1<<N)];
vector<int>inside[(1<<N)];
int G[N];

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n,m,a,b;
    cin>>n>>m;
    for(int i=0;i<m;i++)
    {
        cin>>a>>b;
        a--,b--;
        G[a]^=(1<<b);
        G[b]^=(1<<a);
    }
    for(int i=0;i<(1<<n);i++)
    {
        for(int j=0;j<n;j++) if(i&(1<<j)) inside[i].pb(j);
    }
    DP[0][(1<<n)-1]=1;
    for(int a=0;a<(1<<n);a++)
    {
        int d=(1<<n)-1-a;
        for(int b=d;b>0;b=(b-1)&d)
        {
            int x=DP[a][b];
            if(x==0) continue;
            for(auto k:inside[b])
            {
                int A=a^(1<<k),B=(b&((1<<n)-(1<<(k+1))))|(G[k]&((1<<n)-1-a-(1<<k)));
                int y=DP[A][B];
                y+=x;
                if(y>=mod) y-=mod;
                DP[A][B]=y;
            }
        }
    }
    cout<<(ll)DP[(1<<n)-1][0]*(ll)m%mod*499122177%mod;
    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20820 KB Output is correct
2 Correct 14 ms 20772 KB Output is correct
3 Correct 12 ms 20840 KB Output is correct
4 Correct 13 ms 20820 KB Output is correct
5 Correct 12 ms 20820 KB Output is correct
6 Correct 12 ms 20752 KB Output is correct
7 Correct 12 ms 20820 KB Output is correct
8 Correct 13 ms 20820 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20820 KB Output is correct
2 Correct 14 ms 20772 KB Output is correct
3 Correct 12 ms 20840 KB Output is correct
4 Correct 13 ms 20820 KB Output is correct
5 Correct 12 ms 20820 KB Output is correct
6 Correct 12 ms 20752 KB Output is correct
7 Correct 12 ms 20820 KB Output is correct
8 Correct 13 ms 20820 KB Output is correct
9 Correct 12 ms 20836 KB Output is correct
10 Correct 12 ms 20792 KB Output is correct
11 Correct 15 ms 20836 KB Output is correct
12 Correct 15 ms 20764 KB Output is correct
13 Correct 12 ms 20828 KB Output is correct
14 Correct 13 ms 20820 KB Output is correct
15 Correct 15 ms 20820 KB Output is correct
16 Correct 16 ms 20820 KB Output is correct
17 Correct 12 ms 20820 KB Output is correct
18 Correct 15 ms 20840 KB Output is correct
19 Correct 11 ms 20820 KB Output is correct
20 Correct 14 ms 20856 KB Output is correct
21 Correct 16 ms 20820 KB Output is correct
22 Correct 12 ms 20820 KB Output is correct
23 Correct 16 ms 20836 KB Output is correct
24 Correct 15 ms 20820 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20820 KB Output is correct
2 Correct 14 ms 20772 KB Output is correct
3 Correct 12 ms 20840 KB Output is correct
4 Correct 13 ms 20820 KB Output is correct
5 Correct 12 ms 20820 KB Output is correct
6 Correct 12 ms 20752 KB Output is correct
7 Correct 12 ms 20820 KB Output is correct
8 Correct 13 ms 20820 KB Output is correct
9 Correct 12 ms 20836 KB Output is correct
10 Correct 12 ms 20792 KB Output is correct
11 Correct 15 ms 20836 KB Output is correct
12 Correct 15 ms 20764 KB Output is correct
13 Correct 12 ms 20828 KB Output is correct
14 Correct 13 ms 20820 KB Output is correct
15 Correct 15 ms 20820 KB Output is correct
16 Correct 16 ms 20820 KB Output is correct
17 Correct 12 ms 20820 KB Output is correct
18 Correct 15 ms 20840 KB Output is correct
19 Correct 11 ms 20820 KB Output is correct
20 Correct 14 ms 20856 KB Output is correct
21 Correct 16 ms 20820 KB Output is correct
22 Correct 12 ms 20820 KB Output is correct
23 Correct 16 ms 20836 KB Output is correct
24 Correct 15 ms 20820 KB Output is correct
25 Correct 14 ms 20896 KB Output is correct
26 Correct 16 ms 20868 KB Output is correct
27 Correct 16 ms 20820 KB Output is correct
28 Correct 16 ms 20844 KB Output is correct
29 Correct 13 ms 20820 KB Output is correct
30 Correct 15 ms 20912 KB Output is correct
31 Correct 16 ms 20844 KB Output is correct
32 Correct 13 ms 21144 KB Output is correct
33 Correct 12 ms 21076 KB Output is correct
34 Correct 14 ms 21020 KB Output is correct
35 Correct 15 ms 21096 KB Output is correct
36 Correct 16 ms 21140 KB Output is correct
37 Correct 15 ms 21140 KB Output is correct
38 Correct 13 ms 21096 KB Output is correct
39 Correct 14 ms 21716 KB Output is correct
40 Correct 19 ms 21748 KB Output is correct
41 Correct 17 ms 21780 KB Output is correct
42 Correct 14 ms 21604 KB Output is correct
43 Correct 17 ms 21612 KB Output is correct
44 Correct 14 ms 21604 KB Output is correct
45 Correct 16 ms 21712 KB Output is correct
46 Correct 14 ms 21588 KB Output is correct
47 Correct 13 ms 21588 KB Output is correct
48 Correct 14 ms 21784 KB Output is correct
49 Correct 14 ms 21624 KB Output is correct
50 Correct 17 ms 21588 KB Output is correct
51 Correct 14 ms 21588 KB Output is correct
52 Correct 20 ms 23380 KB Output is correct
53 Correct 22 ms 23380 KB Output is correct
54 Correct 19 ms 23376 KB Output is correct
55 Correct 20 ms 23252 KB Output is correct
56 Correct 21 ms 23296 KB Output is correct
57 Correct 18 ms 23272 KB Output is correct
58 Correct 18 ms 23268 KB Output is correct
59 Correct 18 ms 23252 KB Output is correct
60 Correct 21 ms 23268 KB Output is correct
61 Correct 19 ms 23380 KB Output is correct
62 Correct 20 ms 23380 KB Output is correct
63 Correct 25 ms 23400 KB Output is correct
64 Correct 26 ms 23252 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20820 KB Output is correct
2 Correct 14 ms 20772 KB Output is correct
3 Correct 12 ms 20840 KB Output is correct
4 Correct 13 ms 20820 KB Output is correct
5 Correct 12 ms 20820 KB Output is correct
6 Correct 12 ms 20752 KB Output is correct
7 Correct 12 ms 20820 KB Output is correct
8 Correct 13 ms 20820 KB Output is correct
9 Correct 12 ms 20836 KB Output is correct
10 Correct 12 ms 20792 KB Output is correct
11 Correct 15 ms 20836 KB Output is correct
12 Correct 15 ms 20764 KB Output is correct
13 Correct 12 ms 20828 KB Output is correct
14 Correct 13 ms 20820 KB Output is correct
15 Correct 15 ms 20820 KB Output is correct
16 Correct 16 ms 20820 KB Output is correct
17 Correct 12 ms 20820 KB Output is correct
18 Correct 15 ms 20840 KB Output is correct
19 Correct 11 ms 20820 KB Output is correct
20 Correct 14 ms 20856 KB Output is correct
21 Correct 16 ms 20820 KB Output is correct
22 Correct 12 ms 20820 KB Output is correct
23 Correct 16 ms 20836 KB Output is correct
24 Correct 15 ms 20820 KB Output is correct
25 Correct 14 ms 20896 KB Output is correct
26 Correct 16 ms 20868 KB Output is correct
27 Correct 16 ms 20820 KB Output is correct
28 Correct 16 ms 20844 KB Output is correct
29 Correct 13 ms 20820 KB Output is correct
30 Correct 15 ms 20912 KB Output is correct
31 Correct 16 ms 20844 KB Output is correct
32 Correct 13 ms 21144 KB Output is correct
33 Correct 12 ms 21076 KB Output is correct
34 Correct 14 ms 21020 KB Output is correct
35 Correct 15 ms 21096 KB Output is correct
36 Correct 16 ms 21140 KB Output is correct
37 Correct 15 ms 21140 KB Output is correct
38 Correct 13 ms 21096 KB Output is correct
39 Correct 14 ms 21716 KB Output is correct
40 Correct 19 ms 21748 KB Output is correct
41 Correct 17 ms 21780 KB Output is correct
42 Correct 14 ms 21604 KB Output is correct
43 Correct 17 ms 21612 KB Output is correct
44 Correct 14 ms 21604 KB Output is correct
45 Correct 16 ms 21712 KB Output is correct
46 Correct 14 ms 21588 KB Output is correct
47 Correct 13 ms 21588 KB Output is correct
48 Correct 14 ms 21784 KB Output is correct
49 Correct 14 ms 21624 KB Output is correct
50 Correct 17 ms 21588 KB Output is correct
51 Correct 14 ms 21588 KB Output is correct
52 Correct 20 ms 23380 KB Output is correct
53 Correct 22 ms 23380 KB Output is correct
54 Correct 19 ms 23376 KB Output is correct
55 Correct 20 ms 23252 KB Output is correct
56 Correct 21 ms 23296 KB Output is correct
57 Correct 18 ms 23272 KB Output is correct
58 Correct 18 ms 23268 KB Output is correct
59 Correct 18 ms 23252 KB Output is correct
60 Correct 21 ms 23268 KB Output is correct
61 Correct 19 ms 23380 KB Output is correct
62 Correct 20 ms 23380 KB Output is correct
63 Correct 25 ms 23400 KB Output is correct
64 Correct 26 ms 23252 KB Output is correct
65 Correct 541 ms 213892 KB Output is correct
66 Correct 544 ms 213840 KB Output is correct
67 Correct 592 ms 213704 KB Output is correct
68 Correct 568 ms 213704 KB Output is correct
69 Correct 509 ms 214600 KB Output is correct
70 Correct 546 ms 214120 KB Output is correct
71 Correct 507 ms 214052 KB Output is correct
72 Correct 563 ms 214036 KB Output is correct
73 Correct 514 ms 213820 KB Output is correct
74 Correct 520 ms 213836 KB Output is correct
75 Correct 523 ms 213924 KB Output is correct
76 Correct 505 ms 213836 KB Output is correct
77 Correct 1503 ms 600280 KB Output is correct
78 Correct 1568 ms 600004 KB Output is correct
79 Correct 1524 ms 599620 KB Output is correct
80 Correct 1507 ms 599612 KB Output is correct
81 Correct 1541 ms 599960 KB Output is correct
82 Correct 1542 ms 599540 KB Output is correct
83 Correct 1507 ms 599808 KB Output is correct
84 Correct 1477 ms 599576 KB Output is correct
85 Correct 1784 ms 601544 KB Output is correct
86 Correct 1436 ms 600684 KB Output is correct
87 Correct 1439 ms 600488 KB Output is correct
88 Correct 1427 ms 600440 KB Output is correct
89 Correct 1440 ms 600140 KB Output is correct
90 Correct 1464 ms 599856 KB Output is correct
91 Correct 1452 ms 600048 KB Output is correct
92 Correct 1432 ms 600024 KB Output is correct

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20820 KB Output is correct
2 Correct 14 ms 20772 KB Output is correct
3 Correct 12 ms 20840 KB Output is correct
4 Correct 13 ms 20820 KB Output is correct
5 Correct 12 ms 20820 KB Output is correct
6 Correct 12 ms 20752 KB Output is correct
7 Correct 12 ms 20820 KB Output is correct
8 Correct 13 ms 20820 KB Output is correct
9 Correct 12 ms 20836 KB Output is correct
10 Correct 12 ms 20792 KB Output is correct
11 Correct 15 ms 20836 KB Output is correct
12 Correct 15 ms 20764 KB Output is correct
13 Correct 12 ms 20828 KB Output is correct
14 Correct 13 ms 20820 KB Output is correct
15 Correct 15 ms 20820 KB Output is correct
16 Correct 16 ms 20820 KB Output is correct
17 Correct 12 ms 20820 KB Output is correct
18 Correct 15 ms 20840 KB Output is correct
19 Correct 11 ms 20820 KB Output is correct
20 Correct 14 ms 20856 KB Output is correct
21 Correct 16 ms 20820 KB Output is correct
22 Correct 12 ms 20820 KB Output is correct
23 Correct 16 ms 20836 KB Output is correct
24 Correct 15 ms 20820 KB Output is correct
25 Correct 14 ms 20896 KB Output is correct
26 Correct 16 ms 20868 KB Output is correct
27 Correct 16 ms 20820 KB Output is correct
28 Correct 16 ms 20844 KB Output is correct
29 Correct 13 ms 20820 KB Output is correct
30 Correct 15 ms 20912 KB Output is correct
31 Correct 16 ms 20844 KB Output is correct
32 Correct 13 ms 21144 KB Output is correct
33 Correct 12 ms 21076 KB Output is correct
34 Correct 14 ms 21020 KB Output is correct
35 Correct 15 ms 21096 KB Output is correct
36 Correct 16 ms 21140 KB Output is correct
37 Correct 15 ms 21140 KB Output is correct
38 Correct 13 ms 21096 KB Output is correct
39 Correct 14 ms 21716 KB Output is correct
40 Correct 19 ms 21748 KB Output is correct
41 Correct 17 ms 21780 KB Output is correct
42 Correct 14 ms 21604 KB Output is correct
43 Correct 17 ms 21612 KB Output is correct
44 Correct 14 ms 21604 KB Output is correct
45 Correct 16 ms 21712 KB Output is correct
46 Correct 14 ms 21588 KB Output is correct
47 Correct 13 ms 21588 KB Output is correct
48 Correct 14 ms 21784 KB Output is correct
49 Correct 14 ms 21624 KB Output is correct
50 Correct 17 ms 21588 KB Output is correct
51 Correct 14 ms 21588 KB Output is correct
52 Correct 20 ms 23380 KB Output is correct
53 Correct 22 ms 23380 KB Output is correct
54 Correct 19 ms 23376 KB Output is correct
55 Correct 20 ms 23252 KB Output is correct
56 Correct 21 ms 23296 KB Output is correct
57 Correct 18 ms 23272 KB Output is correct
58 Correct 18 ms 23268 KB Output is correct
59 Correct 18 ms 23252 KB Output is correct
60 Correct 21 ms 23268 KB Output is correct
61 Correct 19 ms 23380 KB Output is correct
62 Correct 20 ms 23380 KB Output is correct
63 Correct 25 ms 23400 KB Output is correct
64 Correct 26 ms 23252 KB Output is correct
65 Correct 541 ms 213892 KB Output is correct
66 Correct 544 ms 213840 KB Output is correct
67 Correct 592 ms 213704 KB Output is correct
68 Correct 568 ms 213704 KB Output is correct
69 Correct 509 ms 214600 KB Output is correct
70 Correct 546 ms 214120 KB Output is correct
71 Correct 507 ms 214052 KB Output is correct
72 Correct 563 ms 214036 KB Output is correct
73 Correct 514 ms 213820 KB Output is correct
74 Correct 520 ms 213836 KB Output is correct
75 Correct 523 ms 213924 KB Output is correct
76 Correct 505 ms 213836 KB Output is correct
77 Correct 1503 ms 600280 KB Output is correct
78 Correct 1568 ms 600004 KB Output is correct
79 Correct 1524 ms 599620 KB Output is correct
80 Correct 1507 ms 599612 KB Output is correct
81 Correct 1541 ms 599960 KB Output is correct
82 Correct 1542 ms 599540 KB Output is correct
83 Correct 1507 ms 599808 KB Output is correct
84 Correct 1477 ms 599576 KB Output is correct
85 Correct 1784 ms 601544 KB Output is correct
86 Correct 1436 ms 600684 KB Output is correct
87 Correct 1439 ms 600488 KB Output is correct
88 Correct 1427 ms 600440 KB Output is correct
89 Correct 1440 ms 600140 KB Output is correct
90 Correct 1464 ms 599856 KB Output is correct
91 Correct 1452 ms 600048 KB Output is correct
92 Correct 1432 ms 600024 KB Output is correct
93 Runtime error 1662 ms 1048576 KB Execution killed with signal 9
94 Halted 0 ms 0 KB -