Submission #983707

#	Time	Username	Problem	Language	Result	Execution time	Memory
983707		vjudge1	Road Closures (APIO21_roads)	C++17	5 / 100	49 ms	12240 KiB

roads

#include <bits/stdc++.h>
using namespace std;
// #define int long long
#define fastio ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define nl "\n"

// subtask 1

const int maxn = 1e5 + 100;
vector<pair<int, int> > adjlist[maxn];

vector<int64_t> minimum_closure_costs(int N, vector<int> U, vector<int> V, vector<int> W){
    for (int i=0; i<N-1; i++){
        adjlist[U[i]].push_back(make_pair(W[i], V[i])); //weight, node
        adjlist[V[i]].push_back(make_pair(W[i], U[i]));
    }
    sort(adjlist[0].begin(), adjlist[0].end());
    vector<int64_t> ans;
    long long cursum = 0;
    ans.push_back(cursum);
    for (auto i : adjlist[0]){
        cursum += i.first;
        ans.push_back(cursum);
    }
    reverse(ans.begin(), ans.end());
    return ans;
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 7
• Subtask 3: 0 / 14
• Subtask 4: 0 / 10
• Subtask 5: 0 / 17
• Subtask 6: 0 / 25
• Subtask 7: 0 / 22