Submission #1116583

#	Time	Username	Problem	Language	Result	Execution time	Memory
1116583		PagodePaiva	Road Closures (APIO21_roads)	C++17	7 / 100	33 ms	7624 KiB

roads

#include<bits/stdc++.h>
#include "roads.h"

#include <vector>

using namespace std;

const int N = 100010;
int v[N];

std::vector<long long> minimum_closure_costs(int n, std::vector<int> U, std::vector<int> V, std::vector<int> W) {
    long long res = 0;
    vector <long long> ans;
    long long pref[n+1];
    int suf[n+1];
    for(int i = 0;i <= n;i++){
        pref[i] = suf[i] = 0;
    }
    long long sum = 0;
    for(int i = 0;i < n-1;i++){
        v[i+1] = W[i];
        sum += v[i+1]; 
    }
    pref[1] = 0;
    for(int i = 2;i <= n-1;i++){
        pref[i] = min(pref[i-1]+v[i], pref[i-2]+v[i-1]);
    }
    res = pref[n-1];
    //vector <int> ans;
    ans.push_back(sum);
    ans.push_back(res);
    for(int i = 2;i <= n-1;i++){
        ans.push_back(0);
    }
    return ans;
}

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