제출 #1172585

#제출 시각아이디문제언어결과실행 시간메모리
1172585ezzzayBikeparking (EGOI24_bikeparking)C++20
16 / 100
1093 ms4936 KiB
#include<bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define pb push_back
#define int long long
const int N=3e5+5;
int a[N];
int b[N];
signed main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++)cin>>a[i];
    for(int i=1;i<=n;i++)cin>>b[i];
    int s=0;
    for(int i=n;i>=1;i--){
        for(int j=n;j>i;j--){
            int x=min(a[i],b[j]);
            s+=x;
            a[i]-=x;
            b[j]-=x;
        }
    }
    for(int i=1;i<=n;i++){
        int x=min(a[i],b[i]);
        a[i]-=x;
        b[i]-=x;
        s-=b[i];
    }
    cout<<s;
}
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