#include<bits/stdc++.h>
using namespace std;
bool vis[2001];
int tian_ji[2001];
int qi_wang[2001];
int cnt;

int main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>tian_ji[i];
    }
    sort(tian_ji+1,tian_ji+n+1);
    for(int i=1;i<=n;i++){
        cin>>qi_wang[i];
        for(int j=1;j<=n;j++){
            if(tian_ji[j]>qi_wang[i] and !vis[j]){
                cnt++;
                vis[j]=true;
                break;
            }
            else{
                continue;
            }
        }
    }
    
    int answer=(200*cnt)-((n-cnt)*200);
    cout<<answer;
    return 0;
}

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