#include <bits/stdc++.h>
using namespace std;
#define int long long
const int mod = 998244353;
const int logn = 60;
int n, m;
vector<int> a;
vector<int> b;
unordered_set<int> s;
int po[logn];
void solve() {
po[0] = 1;
for(int i = 1; i < logn; i++) {
po[i] = 2 * po[i - 1];
}
cin >> n >> m;
a.assign(m, 0);
b.assign(m, 0);
for(int i = 0; i < m; i++) {
cin >> a[i] >> b[i];
a[i]--;
b[i]--;
}
vector<int> v(n, 0);
for(int i = 0; i < n; i++) {
v[i] = i;
}
do {
int c = 0;
for(int i = 0; i < m; i++) {
c |= (v[a[i]] > v[b[i]]) * po[i];
}
s.insert(c);
} while(next_permutation(v.begin(), v.end()));
int ans = 0;
for(int x : s) {
ans = ans + __builtin_popcountll(x);
}
ans %= mod;
cout << ans << "\n";
}
signed main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
212 KB |
Output is correct |
24 |
Correct |
0 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
212 KB |
Output is correct |
24 |
Correct |
0 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
212 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
468 KB |
Output is correct |
32 |
Correct |
1 ms |
284 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
3 ms |
852 KB |
Output is correct |
37 |
Correct |
6 ms |
1364 KB |
Output is correct |
38 |
Correct |
7 ms |
1868 KB |
Output is correct |
39 |
Correct |
6 ms |
212 KB |
Output is correct |
40 |
Correct |
6 ms |
212 KB |
Output is correct |
41 |
Correct |
9 ms |
360 KB |
Output is correct |
42 |
Correct |
13 ms |
584 KB |
Output is correct |
43 |
Correct |
19 ms |
1500 KB |
Output is correct |
44 |
Correct |
23 ms |
2640 KB |
Output is correct |
45 |
Correct |
37 ms |
5316 KB |
Output is correct |
46 |
Correct |
67 ms |
10036 KB |
Output is correct |
47 |
Correct |
145 ms |
19596 KB |
Output is correct |
48 |
Correct |
9 ms |
324 KB |
Output is correct |
49 |
Correct |
10 ms |
468 KB |
Output is correct |
50 |
Correct |
11 ms |
452 KB |
Output is correct |
51 |
Correct |
14 ms |
468 KB |
Output is correct |
52 |
Correct |
45 ms |
212 KB |
Output is correct |
53 |
Correct |
67 ms |
336 KB |
Output is correct |
54 |
Correct |
108 ms |
580 KB |
Output is correct |
55 |
Correct |
166 ms |
1572 KB |
Output is correct |
56 |
Correct |
203 ms |
9824 KB |
Output is correct |
57 |
Correct |
400 ms |
20800 KB |
Output is correct |
58 |
Correct |
788 ms |
43752 KB |
Output is correct |
59 |
Correct |
1364 ms |
86268 KB |
Output is correct |
60 |
Correct |
2297 ms |
162144 KB |
Output is correct |
61 |
Correct |
62 ms |
356 KB |
Output is correct |
62 |
Correct |
105 ms |
872 KB |
Output is correct |
63 |
Correct |
105 ms |
888 KB |
Output is correct |
64 |
Correct |
127 ms |
888 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
212 KB |
Output is correct |
24 |
Correct |
0 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
212 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
468 KB |
Output is correct |
32 |
Correct |
1 ms |
284 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
3 ms |
852 KB |
Output is correct |
37 |
Correct |
6 ms |
1364 KB |
Output is correct |
38 |
Correct |
7 ms |
1868 KB |
Output is correct |
39 |
Correct |
6 ms |
212 KB |
Output is correct |
40 |
Correct |
6 ms |
212 KB |
Output is correct |
41 |
Correct |
9 ms |
360 KB |
Output is correct |
42 |
Correct |
13 ms |
584 KB |
Output is correct |
43 |
Correct |
19 ms |
1500 KB |
Output is correct |
44 |
Correct |
23 ms |
2640 KB |
Output is correct |
45 |
Correct |
37 ms |
5316 KB |
Output is correct |
46 |
Correct |
67 ms |
10036 KB |
Output is correct |
47 |
Correct |
145 ms |
19596 KB |
Output is correct |
48 |
Correct |
9 ms |
324 KB |
Output is correct |
49 |
Correct |
10 ms |
468 KB |
Output is correct |
50 |
Correct |
11 ms |
452 KB |
Output is correct |
51 |
Correct |
14 ms |
468 KB |
Output is correct |
52 |
Correct |
45 ms |
212 KB |
Output is correct |
53 |
Correct |
67 ms |
336 KB |
Output is correct |
54 |
Correct |
108 ms |
580 KB |
Output is correct |
55 |
Correct |
166 ms |
1572 KB |
Output is correct |
56 |
Correct |
203 ms |
9824 KB |
Output is correct |
57 |
Correct |
400 ms |
20800 KB |
Output is correct |
58 |
Correct |
788 ms |
43752 KB |
Output is correct |
59 |
Correct |
1364 ms |
86268 KB |
Output is correct |
60 |
Correct |
2297 ms |
162144 KB |
Output is correct |
61 |
Correct |
62 ms |
356 KB |
Output is correct |
62 |
Correct |
105 ms |
872 KB |
Output is correct |
63 |
Correct |
105 ms |
888 KB |
Output is correct |
64 |
Correct |
127 ms |
888 KB |
Output is correct |
65 |
Execution timed out |
3061 ms |
10004 KB |
Time limit exceeded |
66 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
212 KB |
Output is correct |
24 |
Correct |
0 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
212 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
468 KB |
Output is correct |
32 |
Correct |
1 ms |
284 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
3 ms |
852 KB |
Output is correct |
37 |
Correct |
6 ms |
1364 KB |
Output is correct |
38 |
Correct |
7 ms |
1868 KB |
Output is correct |
39 |
Correct |
6 ms |
212 KB |
Output is correct |
40 |
Correct |
6 ms |
212 KB |
Output is correct |
41 |
Correct |
9 ms |
360 KB |
Output is correct |
42 |
Correct |
13 ms |
584 KB |
Output is correct |
43 |
Correct |
19 ms |
1500 KB |
Output is correct |
44 |
Correct |
23 ms |
2640 KB |
Output is correct |
45 |
Correct |
37 ms |
5316 KB |
Output is correct |
46 |
Correct |
67 ms |
10036 KB |
Output is correct |
47 |
Correct |
145 ms |
19596 KB |
Output is correct |
48 |
Correct |
9 ms |
324 KB |
Output is correct |
49 |
Correct |
10 ms |
468 KB |
Output is correct |
50 |
Correct |
11 ms |
452 KB |
Output is correct |
51 |
Correct |
14 ms |
468 KB |
Output is correct |
52 |
Correct |
45 ms |
212 KB |
Output is correct |
53 |
Correct |
67 ms |
336 KB |
Output is correct |
54 |
Correct |
108 ms |
580 KB |
Output is correct |
55 |
Correct |
166 ms |
1572 KB |
Output is correct |
56 |
Correct |
203 ms |
9824 KB |
Output is correct |
57 |
Correct |
400 ms |
20800 KB |
Output is correct |
58 |
Correct |
788 ms |
43752 KB |
Output is correct |
59 |
Correct |
1364 ms |
86268 KB |
Output is correct |
60 |
Correct |
2297 ms |
162144 KB |
Output is correct |
61 |
Correct |
62 ms |
356 KB |
Output is correct |
62 |
Correct |
105 ms |
872 KB |
Output is correct |
63 |
Correct |
105 ms |
888 KB |
Output is correct |
64 |
Correct |
127 ms |
888 KB |
Output is correct |
65 |
Execution timed out |
3061 ms |
10004 KB |
Time limit exceeded |
66 |
Halted |
0 ms |
0 KB |
- |