#include "roads.h"
#include<bits/stdc++.h>
using namespace std;
#define vec vector
#define int long long
const int N = 2'005;
vec<pair<int, int>> tree[N];
int dp[N][N];
void dfs(int u, int p = -1) {
for(auto [v, w] : tree[u]) {
if(v == p) continue;
dfs(v, u);
}
for(int k = 1; k<N; k++) {
vec<int> ext(0);
for(auto [v, w] : tree[u]) {
if(v == p) continue;
dp[u][k] += dp[v][k];
ext.push_back(w + dp[v][k-1] - dp[v][k]);
}
sort(ext.begin(), ext.end(), greater<int>());
for(int i = 0; i<min((int) ext.size(), k); i++) {
if(ext[i] > 0) dp[u][k] += ext[i];
}
}
}
std::vector<int> minimum_closure_costs(int32_t n, std::vector<int32_t> u,
std::vector<int32_t> v,
std::vector<int32_t> w) {
int sumw = 0;
for(int i = 0; i<n-1; i++) {
tree[u[i]].push_back({v[i], w[i]});
tree[v[i]].push_back({u[i], w[i]});
sumw += w[i];
}
dfs(0);
vec<int> ans(n);
for(int i = 0; i<n; i++) {
ans[i] = sumw - dp[0][i];
}
return ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
72 ms |
660 KB |
Output is correct |
3 |
Correct |
77 ms |
604 KB |
Output is correct |
4 |
Correct |
99 ms |
604 KB |
Output is correct |
5 |
Correct |
5 ms |
344 KB |
Output is correct |
6 |
Correct |
7 ms |
344 KB |
Output is correct |
7 |
Correct |
9 ms |
348 KB |
Output is correct |
8 |
Correct |
55 ms |
708 KB |
Output is correct |
9 |
Correct |
102 ms |
600 KB |
Output is correct |
10 |
Correct |
6 ms |
348 KB |
Output is correct |
11 |
Correct |
6 ms |
348 KB |
Output is correct |
12 |
Runtime error |
10 ms |
3932 KB |
Execution killed with signal 11 |
13 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Runtime error |
17 ms |
6468 KB |
Execution killed with signal 11 |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Incorrect |
8 ms |
2028 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Incorrect |
8 ms |
2028 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
17 ms |
6524 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
17 ms |
6524 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
72 ms |
660 KB |
Output is correct |
3 |
Correct |
77 ms |
604 KB |
Output is correct |
4 |
Correct |
99 ms |
604 KB |
Output is correct |
5 |
Correct |
5 ms |
344 KB |
Output is correct |
6 |
Correct |
7 ms |
344 KB |
Output is correct |
7 |
Correct |
9 ms |
348 KB |
Output is correct |
8 |
Correct |
55 ms |
708 KB |
Output is correct |
9 |
Correct |
102 ms |
600 KB |
Output is correct |
10 |
Correct |
6 ms |
348 KB |
Output is correct |
11 |
Correct |
6 ms |
348 KB |
Output is correct |
12 |
Runtime error |
10 ms |
3932 KB |
Execution killed with signal 11 |
13 |
Halted |
0 ms |
0 KB |
- |