| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 707720 |
2023-03-09T20:04:08 Z |
stevancv |
Paths (BOI18_paths) |
C++14 |
|
343 ms |
97232 KB |
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define sp ' '
#define en '\n'
#define smin(a, b) a = min(a, b)
#define smax(a, b) a = max(a, b)
using namespace std;
const int N = 3e5 + 5;
const int inf = 2e9;
const int mod = 1e9 + 7;
vector<int> g[N];
ll dp[N][32];
int a[N];
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int n, m, k;
cin >> n >> m >> k;
for (int i = 0; i < n; i++) {
cin >> a[i];
a[i] -= 1;
dp[i][1 << a[i]] = 1;
}
for (int i = 0; i < m; i++) {
int u, v;
cin >> u >> v;
u -= 1; v -= 1;
g[u].push_back(v);
g[v].push_back(u);
}
ll ans = 0;
for (int mask = 0; mask < (1 << k); mask++) {
for (int i = 0; i < n; i++) {
if ((mask & (1 << a[i])) == 0) continue;
for (int j : g[i]) {
if ((mask & (1 << a[j])) == 0) continue;
dp[i][mask] += dp[j][mask ^ (1 << a[i])];
}
ans += dp[i][mask];
}
}
cout << ans - n << en;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 2 |
Correct |
5 ms |
7380 KB |
Output is correct |
| 3 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 4 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 5 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 6 |
Correct |
4 ms |
7364 KB |
Output is correct |
| 7 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 8 |
Correct |
4 ms |
7372 KB |
Output is correct |
| 9 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 10 |
Correct |
4 ms |
7252 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
72 ms |
15064 KB |
Output is correct |
| 2 |
Correct |
64 ms |
13340 KB |
Output is correct |
| 3 |
Correct |
258 ms |
96528 KB |
Output is correct |
| 4 |
Correct |
104 ms |
22732 KB |
Output is correct |
| 5 |
Correct |
95 ms |
22724 KB |
Output is correct |
| 6 |
Correct |
220 ms |
69372 KB |
Output is correct |
| 7 |
Correct |
270 ms |
96520 KB |
Output is correct |
| 8 |
Correct |
262 ms |
97232 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 2 |
Correct |
5 ms |
7380 KB |
Output is correct |
| 3 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 4 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 5 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 6 |
Correct |
4 ms |
7364 KB |
Output is correct |
| 7 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 8 |
Correct |
4 ms |
7372 KB |
Output is correct |
| 9 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 10 |
Correct |
4 ms |
7252 KB |
Output is correct |
| 11 |
Correct |
72 ms |
15064 KB |
Output is correct |
| 12 |
Correct |
64 ms |
13340 KB |
Output is correct |
| 13 |
Correct |
258 ms |
96528 KB |
Output is correct |
| 14 |
Correct |
104 ms |
22732 KB |
Output is correct |
| 15 |
Correct |
95 ms |
22724 KB |
Output is correct |
| 16 |
Correct |
220 ms |
69372 KB |
Output is correct |
| 17 |
Correct |
270 ms |
96520 KB |
Output is correct |
| 18 |
Correct |
262 ms |
97232 KB |
Output is correct |
| 19 |
Correct |
67 ms |
15008 KB |
Output is correct |
| 20 |
Correct |
54 ms |
13380 KB |
Output is correct |
| 21 |
Correct |
256 ms |
96508 KB |
Output is correct |
| 22 |
Correct |
96 ms |
22672 KB |
Output is correct |
| 23 |
Correct |
88 ms |
22796 KB |
Output is correct |
| 24 |
Correct |
180 ms |
69436 KB |
Output is correct |
| 25 |
Correct |
252 ms |
96524 KB |
Output is correct |
| 26 |
Correct |
272 ms |
97176 KB |
Output is correct |
| 27 |
Correct |
63 ms |
13424 KB |
Output is correct |
| 28 |
Correct |
88 ms |
16660 KB |
Output is correct |
| 29 |
Correct |
335 ms |
96408 KB |
Output is correct |
| 30 |
Correct |
209 ms |
55360 KB |
Output is correct |
| 31 |
Correct |
288 ms |
55388 KB |
Output is correct |
| 32 |
Correct |
343 ms |
96624 KB |
Output is correct |
| 33 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 34 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 35 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 36 |
Correct |
6 ms |
7380 KB |
Output is correct |
| 37 |
Correct |
4 ms |
7372 KB |
Output is correct |
| 38 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 39 |
Correct |
6 ms |
7380 KB |
Output is correct |
| 40 |
Correct |
5 ms |
7380 KB |
Output is correct |
| 41 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 42 |
Correct |
4 ms |
7380 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 2 |
Correct |
31 ms |
9324 KB |
Output is correct |
| 3 |
Correct |
21 ms |
9228 KB |
Output is correct |
| 4 |
Correct |
72 ms |
36852 KB |
Output is correct |
| 5 |
Correct |
55 ms |
37664 KB |
Output is correct |
| 6 |
Correct |
154 ms |
36960 KB |
Output is correct |
| 7 |
Correct |
27 ms |
9304 KB |
Output is correct |
| 8 |
Correct |
87 ms |
36888 KB |
Output is correct |
| 9 |
Correct |
66 ms |
37648 KB |
Output is correct |
| 10 |
Correct |
77 ms |
37704 KB |
Output is correct |
| 11 |
Correct |
78 ms |
22984 KB |
Output is correct |
| 12 |
Correct |
77 ms |
30424 KB |
Output is correct |
| 13 |
Correct |
74 ms |
23156 KB |
Output is correct |
| 14 |
Correct |
136 ms |
36944 KB |
Output is correct |
| 15 |
Correct |
143 ms |
37052 KB |
Output is correct |
| 16 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 17 |
Correct |
4 ms |
7372 KB |
Output is correct |
| 18 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 19 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 20 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 21 |
Correct |
4 ms |
7408 KB |
Output is correct |
| 22 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 23 |
Correct |
4 ms |
7380 KB |
Output is correct |
| 24 |
Correct |
4 ms |
7376 KB |
Output is correct |
| 25 |
Correct |
4 ms |
7380 KB |
Output is correct |
