#include<bits/stdc++.h>
using namespace std;
struct Point{
int x;
int y;
}P[1010];
int fab(int n){
if(n<0)return -n;
return n;
}
int main()
{
int n;
while(cin>>n)
{
int i,j;
int x,y;
for(i=0;i<n;i++)
{
cin>>x;
P[i].x=x;
}
for(i=0;i<n;i++)
{
cin>>y;
P[i].y=y;
}
int min=999999999;
for(i=0;i<n;i++)
{
if(min>fab(P[i].x-1)+fab(P[i].y-1))
min=fab(P[i].x-1)+fab(P[i].y-1);
}
cout<<min<<endl;
}
return 0;
}
