Submission #804572

#	Time	Username	Problem	Language	Result	Execution time	Memory
804572		radaiosm7	Road Closures (APIO21_roads)	C++11	7 / 100	39 ms	7228 KiB

roads

#include "roads.h"
#include <bits/stdc++.h>
using namespace std;
int i;
long long dp[100005][2];

vector<long long> minimum_closure_costs(int N, vector<int> U, vector<int> V, vector<int> W) {
  vector<long long> ans(N, 0LL);
  for (i=0; i < N-1; ++i) ans[0] += (long long)W[i];
  dp[0][0] = 0LL;
  dp[0][1] = 0LL;

  for (i=1; i < N; ++i) {
    dp[i][1] = dp[i-1][0];
    dp[i][0] = min(dp[i-1][0], dp[i-1][1])+(long long)W[i-1];
  }

  ans[1] = min(dp[N-1][0], dp[N-1][1]);
  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