Submission #1166218

#	Time	Username	Problem	Language	Result	Execution time	Memory
1166218		irmuun	Building Bridges (CEOI17_building)	C++20	30 / 100	3093 ms	3396 KiB

building

#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    ll n;
    cin>>n;
    ll h[n+5],w[n+5];
    ll dp[n+5];
    for(ll i=1;i<=n;i++){
        cin>>h[i];
    }
    ll pre[n+5];
    pre[0]=0;
    for(ll i=1;i<=n;i++){
        cin>>w[i];
        pre[i]=pre[i-1]+w[i];
    }
    dp[1]=0;
    for(ll i=2;i<=n;i++){
        dp[i]=(ll)1e18;
        for(ll j=1;j<i;j++){
            dp[i]=min(dp[i],dp[j]+(h[i]-h[j])*(h[i]-h[j])+(pre[i-1]-pre[j]));
        }
    }
    cout<<dp[n];
}

• Subtask 1: 30 / 30
• Subtask 2: 0 / 30
• Subtask 3: 0 / 40