| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 1098066 |
2024-10-09T02:58:18 Z |
Alihan_8 |
Paths (BOI18_paths) |
C++17 |
|
217 ms |
70740 KB |
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
using i64 = long long;
signed main(){
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
int n, m, k; cin >> n >> m >> k;
vector <int> c(n);
for ( auto &u: c ){
cin >> u; --u;
}
vector <vector<int>> adj(n);
for ( int i = 0; i < m; i++ ){
int u, v; cin >> u >> v;
--u, --v;
adj[u].pb(v);
adj[v].pb(u);
}
const int S = 1 << k;
vector <vector<i64>> dp(n, vector <i64> (S, -1));
auto dfs = [&](auto dfs, int u, int mask) -> i64{
if ( dp[u][mask] != -1 ) return dp[u][mask];
i64 &ret = dp[u][mask]; ret = 0;
for ( auto &v: adj[u] ){
if ( mask >> c[v] & 1 ) continue;
ret += dfs(dfs, v, mask | (1 << c[v])) + 1;
}
return ret;
};
i64 ans = 0;
for ( int i = 0; i < n; i++ ){
ans += dfs(dfs, i, 1 << c[i]);
}
cout << ans;
cout << '\n';
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 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 |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
46 ms |
6960 KB |
Output is correct |
| 2 |
Correct |
35 ms |
6228 KB |
Output is correct |
| 3 |
Correct |
169 ms |
51796 KB |
Output is correct |
| 4 |
Correct |
57 ms |
10756 KB |
Output is correct |
| 5 |
Correct |
56 ms |
10064 KB |
Output is correct |
| 6 |
Correct |
118 ms |
37252 KB |
Output is correct |
| 7 |
Correct |
176 ms |
51960 KB |
Output is correct |
| 8 |
Correct |
155 ms |
52564 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 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 |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
46 ms |
6960 KB |
Output is correct |
| 12 |
Correct |
35 ms |
6228 KB |
Output is correct |
| 13 |
Correct |
169 ms |
51796 KB |
Output is correct |
| 14 |
Correct |
57 ms |
10756 KB |
Output is correct |
| 15 |
Correct |
56 ms |
10064 KB |
Output is correct |
| 16 |
Correct |
118 ms |
37252 KB |
Output is correct |
| 17 |
Correct |
176 ms |
51960 KB |
Output is correct |
| 18 |
Correct |
155 ms |
52564 KB |
Output is correct |
| 19 |
Correct |
45 ms |
6996 KB |
Output is correct |
| 20 |
Correct |
36 ms |
6236 KB |
Output is correct |
| 21 |
Correct |
165 ms |
51796 KB |
Output is correct |
| 22 |
Correct |
57 ms |
10576 KB |
Output is correct |
| 23 |
Correct |
51 ms |
10072 KB |
Output is correct |
| 24 |
Correct |
113 ms |
37432 KB |
Output is correct |
| 25 |
Correct |
165 ms |
51792 KB |
Output is correct |
| 26 |
Correct |
174 ms |
52568 KB |
Output is correct |
| 27 |
Correct |
46 ms |
6112 KB |
Output is correct |
| 28 |
Correct |
63 ms |
8704 KB |
Output is correct |
| 29 |
Correct |
217 ms |
70740 KB |
Output is correct |
| 30 |
Correct |
146 ms |
38860 KB |
Output is correct |
| 31 |
Correct |
153 ms |
38860 KB |
Output is correct |
| 32 |
Correct |
210 ms |
70736 KB |
Output is correct |
| 33 |
Correct |
1 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
348 KB |
Output is correct |
| 35 |
Correct |
0 ms |
348 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
0 ms |
348 KB |
Output is correct |
| 38 |
Correct |
0 ms |
344 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 |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
24 ms |
2136 KB |
Output is correct |
| 3 |
Correct |
13 ms |
2140 KB |
Output is correct |
| 4 |
Correct |
41 ms |
17480 KB |
Output is correct |
| 5 |
Correct |
36 ms |
18124 KB |
Output is correct |
| 6 |
Correct |
74 ms |
36128 KB |
Output is correct |
| 7 |
Correct |
16 ms |
2132 KB |
Output is correct |
| 8 |
Correct |
53 ms |
23636 KB |
Output is correct |
| 9 |
Correct |
47 ms |
24408 KB |
Output is correct |
| 10 |
Correct |
44 ms |
24264 KB |
Output is correct |
| 11 |
Correct |
52 ms |
19256 KB |
Output is correct |
| 12 |
Correct |
41 ms |
28168 KB |
Output is correct |
| 13 |
Correct |
49 ms |
19144 KB |
Output is correct |
| 14 |
Correct |
77 ms |
36176 KB |
Output is correct |
| 15 |
Correct |
56 ms |
36176 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 |
0 ms |
600 KB |
Output is correct |
