Submission #1164594

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
11645942025-03-10 03:17:26tw20000807Road Closures (APIO21_roads)C++20
17 / 100
80 ms16456 KiB
#include "roads.h"
#include<bits/stdc++.h>
using namespace std;
vector<long long> minimum_closure_costs(int n, vector<int> u, vector<int> v, vector<int> w){
#define all(v) v.begin(), v.end()
#define int long long
#define pii pair<int, int>
#define X first
#define Y second
#define SZ(s) ((int)s.size())
vector< vector< pii > > g(n);
vector< int > ans(n);
for(int i = 0; i < n - 1; ++i){
g[u[i]].push_back({v[i], w[i]});
g[v[i]].push_back({u[i], w[i]});
}
vector< int > ord(n);
iota(all(ord), 0);
sort(all(ord), [&](int a, int b){
return SZ(g[a]) > SZ(g[b]);
});
for(int i = 0; i < n; ++i){
sort(all(g[i]), [&](pii a, pii b){
return SZ(g[a.X]) > SZ(g[b.X]);
});
}
vector< int > take(n), vis(n);
 
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