【Codeforces Round #446 (Div. 2) A】Greed

#include <bits/stdc++.h>
#define int long long
using namespace std;

const int N = 1e5;

int n;
int a[N+10],b[N+10];

main(){
    #ifdef LOCAL_DEFINE
        freopen("F:\\c++source\\rush_in.txt", "r", stdin);
    #endif
    ios::sync_with_stdio(0),cin.tie(0);
    cin >> n;
    for (int i = 1;i <= n;i++){
        cin >> a[i];
    }
    for (int i = 1;i <= n;i++){
        cin >> b[i];
    }

    sort(b+1,b+1+n);
    int rest = b[n] + b[n-1];
    for (int i = 1;i <= n;i++){
        if (rest>=a[i]){
            rest-=a[i];
        }else return cout << "NO"<<endl,0;
    }
    cout << "YES"<<endl;
    return 0;
}