#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define F first
#define S second
#define pb push_back
#define endl "\n"
#define all(x) x.begin(), x.end()
const int M = 2000007;
const ll inf = 1e18;
const ll mod = 998244353;
const double pi = acos(-1);
const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
vector <int> adj[M];
ll n, m, k, col[M], dp[M][50], ans;
int main()
{
cin >> n >> m >> k;
for(int i = 1; i <= n; ++i) cin >> col[i], --col[i];
for(int i = 1; i <= m; ++i){
int a, b;
cin >> a >> b;
adj[a].pb(b);
adj[b].pb(a);
}
for(int i = 1; i <= n; ++i) dp[i][(1 << col[i])] = 1;
for(int mask = 1; mask < (1 << k); ++mask){
for(int i = 1; i <= n; ++i){
for(auto j : adj[i]) if(((mask >> col[j]) & 1) == 0){
dp[j][(mask | (1 << col[j]))] += dp[i][mask];
}
ans += dp[i][mask];
}
}
cout << ans - n << endl;
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
22 ms |
47180 KB |
Output is correct |
| 2 |
Correct |
23 ms |
47308 KB |
Output is correct |
| 3 |
Correct |
22 ms |
47264 KB |
Output is correct |
| 4 |
Correct |
23 ms |
47296 KB |
Output is correct |
| 5 |
Correct |
24 ms |
47180 KB |
Output is correct |
| 6 |
Correct |
25 ms |
47264 KB |
Output is correct |
| 7 |
Correct |
23 ms |
47208 KB |
Output is correct |
| 8 |
Correct |
22 ms |
47308 KB |
Output is correct |
| 9 |
Correct |
23 ms |
47208 KB |
Output is correct |
| 10 |
Correct |
22 ms |
47180 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
187 ms |
55716 KB |
Output is correct |
| 2 |
Correct |
162 ms |
53372 KB |
Output is correct |
| 3 |
Correct |
615 ms |
179864 KB |
Output is correct |
| 4 |
Correct |
233 ms |
67012 KB |
Output is correct |
| 5 |
Correct |
199 ms |
66932 KB |
Output is correct |
| 6 |
Correct |
458 ms |
138352 KB |
Output is correct |
| 7 |
Correct |
603 ms |
180040 KB |
Output is correct |
| 8 |
Correct |
609 ms |
180512 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
22 ms |
47180 KB |
Output is correct |
| 2 |
Correct |
23 ms |
47308 KB |
Output is correct |
| 3 |
Correct |
22 ms |
47264 KB |
Output is correct |
| 4 |
Correct |
23 ms |
47296 KB |
Output is correct |
| 5 |
Correct |
24 ms |
47180 KB |
Output is correct |
| 6 |
Correct |
25 ms |
47264 KB |
Output is correct |
| 7 |
Correct |
23 ms |
47208 KB |
Output is correct |
| 8 |
Correct |
22 ms |
47308 KB |
Output is correct |
| 9 |
Correct |
23 ms |
47208 KB |
Output is correct |
| 10 |
Correct |
22 ms |
47180 KB |
Output is correct |
| 11 |
Correct |
187 ms |
55716 KB |
Output is correct |
| 12 |
Correct |
162 ms |
53372 KB |
Output is correct |
| 13 |
Correct |
615 ms |
179864 KB |
Output is correct |
| 14 |
Correct |
233 ms |
67012 KB |
Output is correct |
| 15 |
Correct |
199 ms |
66932 KB |
Output is correct |
| 16 |
Correct |
458 ms |
138352 KB |
Output is correct |
| 17 |
Correct |
603 ms |
180040 KB |
Output is correct |
| 18 |
Correct |
609 ms |
180512 KB |
Output is correct |
| 19 |
Correct |
208 ms |
55712 KB |
Output is correct |
| 20 |
Correct |
163 ms |
53340 KB |
Output is correct |
| 21 |
Correct |
626 ms |
179904 KB |
Output is correct |
| 22 |
Correct |
240 ms |
67036 KB |
Output is correct |
| 23 |
Correct |
206 ms |
66964 KB |
Output is correct |
| 24 |
Correct |
433 ms |
138416 KB |
Output is correct |
| 25 |
Correct |
618 ms |
179760 KB |
Output is correct |
| 26 |
Correct |
616 ms |
180508 KB |
Output is correct |
| 27 |
Correct |
204 ms |
53444 KB |
Output is correct |
| 28 |
Correct |
243 ms |
57612 KB |
Output is correct |
| 29 |
Correct |
953 ms |
179896 KB |
Output is correct |
| 30 |
Correct |
555 ms |
117004 KB |
Output is correct |
| 31 |
Correct |
564 ms |
116912 KB |
Output is correct |
| 32 |
Correct |
920 ms |
179860 KB |
Output is correct |
| 33 |
Correct |
32 ms |
47176 KB |
Output is correct |
| 34 |
Correct |
25 ms |
47308 KB |
Output is correct |
| 35 |
Correct |
26 ms |
47220 KB |
Output is correct |
| 36 |
Correct |
27 ms |
47180 KB |
Output is correct |
| 37 |
Correct |
27 ms |
47228 KB |
Output is correct |
| 38 |
Correct |
25 ms |
47180 KB |
Output is correct |
| 39 |
Correct |
25 ms |
47180 KB |
Output is correct |
| 40 |
Correct |
27 ms |
47312 KB |
Output is correct |
| 41 |
Correct |
26 ms |
47336 KB |
Output is correct |
| 42 |
Correct |
27 ms |
47180 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
26 ms |
47192 KB |
Output is correct |
| 2 |
Correct |
100 ms |
49300 KB |
Output is correct |
| 3 |
Correct |
71 ms |
49216 KB |
Output is correct |
| 4 |
Correct |
171 ms |
91304 KB |
Output is correct |
| 5 |
Correct |
164 ms |
91992 KB |
Output is correct |
| 6 |
Correct |
361 ms |
91304 KB |
Output is correct |
| 7 |
Correct |
92 ms |
49252 KB |
Output is correct |
| 8 |
Correct |
259 ms |
91360 KB |
Output is correct |
| 9 |
Correct |
187 ms |
91960 KB |
Output is correct |
| 10 |
Correct |
206 ms |
91928 KB |
Output is correct |
| 11 |
Correct |
224 ms |
70332 KB |
Output is correct |
| 12 |
Correct |
220 ms |
81240 KB |
Output is correct |
| 13 |
Correct |
197 ms |
70280 KB |
Output is correct |
| 14 |
Correct |
363 ms |
91300 KB |
Output is correct |
| 15 |
Correct |
360 ms |
91316 KB |
Output is correct |
| 16 |
Correct |
26 ms |
47260 KB |
Output is correct |
| 17 |
Correct |
25 ms |
47288 KB |
Output is correct |
| 18 |
Correct |
25 ms |
47172 KB |
Output is correct |
| 19 |
Correct |
27 ms |
47220 KB |
Output is correct |
| 20 |
Correct |
25 ms |
47284 KB |
Output is correct |
| 21 |
Correct |
25 ms |
47196 KB |
Output is correct |
| 22 |
Correct |
25 ms |
47228 KB |
Output is correct |
| 23 |
Correct |
25 ms |
47308 KB |
Output is correct |
| 24 |
Correct |
25 ms |
47248 KB |
Output is correct |
| 25 |
Correct |
25 ms |
47160 KB |
Output is correct |
