```cpp
#include<bits/stdc++.h>
#define int long long
using namespace std;
int n,a[3000],b[3000];
signed main() {
cin>>n;
for(int i=1; i<=n; i++)cin>>a[i];
for(int j=1; j<=n; j++)cin>>b[j];
sort(a+1,a+1+n);
sort(b+1,b+1+n);
int al=1,ar=n,br=n,bl=1,sum=0;
for(int i=1; i<=n; i++) {
if(a[ar]>b[br])ar--,br--,sum+=200;
else if(a[al]>b[bl])al++,bl++,sum+=200;
else if(a[al]<b[br])al++,br--,sum-=200;
else al++,br--;
}
cout<<sum;
return 0;
}
``````
by s11304 @ 2024-01-05 15:28:25