#include <iostream>
#include <string>
#include <queue>
#include <algorithm>
using namespace std;
#define X first
#define Y second
int dx[8]={1,2,2,1,-1,-2,-2,-1};
int dy[8]={2,1,-1,-2,2,1,-1,-2};
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
int t;
cin >> t;
while(t--) {
int dist[302][302];
queue<pair<int,int>> q;
int n,x,y,x1,y1;
cin >> n >> x >> y >> x1 >> y1;
for(int i=0; i<n; i++) fill(dist[i],dist[i]+n,-1);
dist[x][y]=0;
q.push({x,y});
while(!q.empty()){
pair<int,int> cur=q.front();
q.pop();
if(cur.X==x1 && cur.Y==y1) break;
for(int i=0; i<8; i++) {
int nx=cur.X+dx[i];
int ny=cur.Y+dy[i];
if(nx<0 || nx>= n || ny <0 || ny >= n) continue;
if(dist[nx][ny]!=-1) continue;
dist[nx][ny]=dist[cur.X][cur.Y]+1;
q.push({nx,ny});
}
}
cout << dist[x1][y1] << '\n';
}
}
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