oj.uz

Submission #1066676

# Submission time Handle Problem Language Result Execution time Memory
1066676 2024-08-20T04:48:02 Z vjudge1 Amusement Park (CEOI19_amusementpark) C++17
63 / 100
 2214 ms 2644 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
bitset<1<<18>indep;
ll dp[1<<18];
const int mod=998244353;
int EDG[20][20];
int main(){
    int n,m;
    cin>>n>>m;
    for(int i=0;i<m;i++){
        int a,b;
        cin>>a>>b;
        EDG[a][b]=1;
    }
    for(int i=1;i<1<<n;i++){
        vector<int>v;
        for(int j=0;j<n;j++)
            if(i&1<<j)
                v.push_back(j+1);
        int bad=0;
        for(auto i:v)
            for(auto j:v)
                if(EDG[i][j])
                    bad=1;
        indep[i]=!bad;
    }
    dp[0]=1;
    for(int i=1;i<1<<n;i++)
        for(int j=i;j;j=j-1&i){
            if(!indep[j])continue;
            int cnt=__builtin_popcount(j);
            dp[i]=(dp[i]+dp[i^j]*(cnt&1?1:-1))%mod;
        }
    cout<<dp[(1<<n)-1]*m%mod*499122177%mod<<'\n';
}

Compilation message

amusementpark.cpp: In function 'int main()':
amusementpark.cpp:30:26: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
   30 |         for(int j=i;j;j=j-1&i){
      |                         ~^~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 448 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 376 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 448 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 376 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 444 KB Output is correct
29 Correct 0 ms 448 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 448 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 448 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 1 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 1 ms 348 KB Output is correct
64 Correct 1 ms 344 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 448 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 376 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 444 KB Output is correct
29 Correct 0 ms 448 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 448 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 448 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 1 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 1 ms 348 KB Output is correct
64 Correct 1 ms 344 KB Output is correct
65 Correct 11 ms 348 KB Output is correct
66 Correct 11 ms 348 KB Output is correct
67 Correct 10 ms 520 KB Output is correct
68 Correct 10 ms 564 KB Output is correct
69 Correct 21 ms 348 KB Output is correct
70 Correct 15 ms 600 KB Output is correct
71 Correct 17 ms 344 KB Output is correct
72 Correct 18 ms 348 KB Output is correct
73 Correct 12 ms 348 KB Output is correct
74 Correct 13 ms 444 KB Output is correct
75 Correct 13 ms 540 KB Output is correct
76 Correct 17 ms 348 KB Output is correct
77 Correct 34 ms 632 KB Output is correct
78 Correct 29 ms 604 KB Output is correct
79 Correct 29 ms 600 KB Output is correct
80 Correct 27 ms 600 KB Output is correct
81 Correct 29 ms 604 KB Output is correct
82 Correct 25 ms 600 KB Output is correct
83 Correct 24 ms 604 KB Output is correct
84 Correct 23 ms 604 KB Output is correct
85 Correct 61 ms 564 KB Output is correct
86 Correct 43 ms 684 KB Output is correct
87 Correct 46 ms 600 KB Output is correct
88 Correct 49 ms 656 KB Output is correct
89 Correct 36 ms 600 KB Output is correct
90 Correct 35 ms 708 KB Output is correct
91 Correct 37 ms 604 KB Output is correct
92 Correct 39 ms 628 KB Output is correct

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 448 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 376 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 444 KB Output is correct
29 Correct 0 ms 448 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 448 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 448 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 1 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 1 ms 348 KB Output is correct
64 Correct 1 ms 344 KB Output is correct
65 Correct 11 ms 348 KB Output is correct
66 Correct 11 ms 348 KB Output is correct
67 Correct 10 ms 520 KB Output is correct
68 Correct 10 ms 564 KB Output is correct
69 Correct 21 ms 348 KB Output is correct
70 Correct 15 ms 600 KB Output is correct
71 Correct 17 ms 344 KB Output is correct
72 Correct 18 ms 348 KB Output is correct
73 Correct 12 ms 348 KB Output is correct
74 Correct 13 ms 444 KB Output is correct
75 Correct 13 ms 540 KB Output is correct
76 Correct 17 ms 348 KB Output is correct
77 Correct 34 ms 632 KB Output is correct
78 Correct 29 ms 604 KB Output is correct
79 Correct 29 ms 600 KB Output is correct
80 Correct 27 ms 600 KB Output is correct
81 Correct 29 ms 604 KB Output is correct
82 Correct 25 ms 600 KB Output is correct
83 Correct 24 ms 604 KB Output is correct
84 Correct 23 ms 604 KB Output is correct
85 Correct 61 ms 564 KB Output is correct
86 Correct 43 ms 684 KB Output is correct
87 Correct 46 ms 600 KB Output is correct
88 Correct 49 ms 656 KB Output is correct
89 Correct 36 ms 600 KB Output is correct
90 Correct 35 ms 708 KB Output is correct
91 Correct 37 ms 604 KB Output is correct
92 Correct 39 ms 628 KB Output is correct
93 Correct 1087 ms 2644 KB Output is correct
94 Correct 1111 ms 2384 KB Output is correct
95 Correct 1114 ms 2384 KB Output is correct
96 Correct 841 ms 2388 KB Output is correct
97 Correct 753 ms 2388 KB Output is correct
98 Correct 864 ms 2384 KB Output is correct
99 Correct 93 ms 848 KB Output is correct
100 Correct 90 ms 852 KB Output is correct
101 Correct 87 ms 852 KB Output is correct
102 Correct 73 ms 852 KB Output is correct
103 Correct 759 ms 1620 KB Output is correct
104 Correct 399 ms 1240 KB Output is correct
105 Correct 313 ms 1616 KB Output is correct
106 Correct 243 ms 1360 KB Output is correct
107 Correct 2214 ms 2388 KB Output is correct
108 Correct 856 ms 2376 KB Output is correct
109 Correct 663 ms 2424 KB Output is correct
110 Correct 583 ms 2384 KB Output is correct
111 Correct 71 ms 848 KB Output is correct
112 Correct 67 ms 852 KB Output is correct
113 Correct 73 ms 852 KB Output is correct
114 Correct 171 ms 852 KB Output is correct
115 Correct 123 ms 884 KB Output is correct
116 Correct 132 ms 852 KB Output is correct
117 Correct 145 ms 800 KB Output is correct
118 Correct 97 ms 848 KB Output is correct
119 Correct 101 ms 708 KB Output is correct
120 Correct 108 ms 852 KB Output is correct
121 Correct 112 ms 852 KB Output is correct
122 Correct 213 ms 1420 KB Output is correct
123 Correct 192 ms 1360 KB Output is correct
124 Correct 198 ms 1432 KB Output is correct
125 Correct 182 ms 1336 KB Output is correct
126 Correct 175 ms 1360 KB Output is correct
127 Correct 168 ms 1360 KB Output is correct
128 Correct 163 ms 1396 KB Output is correct
129 Correct 160 ms 1464 KB Output is correct
130 Correct 157 ms 1360 KB Output is correct
131 Correct 510 ms 1616 KB Output is correct
132 Correct 361 ms 1236 KB Output is correct
133 Correct 391 ms 1224 KB Output is correct
134 Correct 412 ms 1360 KB Output is correct
135 Correct 279 ms 1404 KB Output is correct
136 Correct 295 ms 1344 KB Output is correct
137 Correct 311 ms 1364 KB Output is correct
138 Correct 341 ms 1364 KB Output is correct
139 Correct 239 ms 1272 KB Output is correct
140 Incorrect 251 ms 1220 KB Output isn't correct
141 Halted 0 ms 0 KB -