#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int long long
#define pb push_back
#define all(x) (x).begin(),(x).end()
#define fi first
#define se second
int const MAXN=1e3+10;
int const INF=1e18;
void open(){
ios_base::sync_with_stdio(false);
cin.tie(NULL); cout.tie(NULL);
// freopen(TASK".INP","r",stdin);
// freopen(TASK".OUT","w",stdout);
}
bool compareValue(pair<int,int>x,pair<int,int>y){
return x.first<y.first;
}
int n,ans,sumans;
pair<int,int> s[MAXN];
signed main(){
open();
cin>>n;
for(int i=1;i<=n;i++){
cin>>s[i].fi;
}
for(int i=1;i<=n;i++){
cin>>s[i].se;
sumans+=s[i].se;
}
sort(s+1,s+n+1,compareValue);
multiset<int> ccb={0};
for(int i=1;i<=n;i++){
if(ccb.size()<s[i].fi){
ccb.insert(s[i].se);
ans+=s[i].se;
}
else{
if(*ccb.begin()<=s[i].se){
ans-=*ccb.begin();
ccb.erase(ccb.begin());
ccb.insert(s[i].se);
ans+=s[i].se;
}
}
}
cout<<sumans-ans;
return 0;
}
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