제출 #578204

#제출 시각아이디문제언어결과실행 시간메모리
578204andrei_boacaBuilding Bridges (CEOI17_building)C++14
30 / 100
3044 ms4448 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; ll n; struct date { ll h,w; } v[100005]; ll dp[100005]; ll s[100005]; int main() { ios_base::sync_with_stdio(false); cin>>n; for(int i=1;i<=n;i++) cin>>v[i].h; for(int i=1;i<=n;i++) { cin>>v[i].w; s[i]=s[i-1]+v[i].w; } dp[1]=0; for(int i=2;i<=n;i++) { dp[i]=1e17; for(int j=i-1;j>=1;j--) { ll val=dp[j]+(v[i].h-v[j].h)*(v[i].h-v[j].h)+s[i-1]-s[j]; dp[i]=min(dp[i],val); } //cout<<dp[i]<<' '; } cout<<dp[n]; return 0; }
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