#include <bits/stdc++.h>
using namespace std;
#define SC scanf
#define PF printf
#define ull unsigned long long
#define ld long double
#define F first
#define S second
#define pb push_back
#define sort_a(a) sort(a.begin(),a.end());
#define sort_d(a) sort(a.rbegin(),a.rend());
#define READ(f) freopen(f, "r", stdin)
#define WRITE(f) freopen(f, "w", stdout)
#define rev(s) reverse(s.begin(),s.end())
#define P(ok) cout << (ok ? "YES\n": "NO\n")
#define __Heart__ ios_base :: sync_with_stdio(false); cin.tie(NULL);
#define ll long long
typedef pair< ll , ll> PII;
void solve()
{
int a[3] = {} ;
for(int i = 0 ; i < 3 ; i++) cin >> a[i] ;
sort(a , a + 3) ;
int commonNumber = __gcd(a[2] - a[1] , a[1] - a[0]) ;
if (!commonNumber) commonNumber = 1 ;
cerr << commonNumber << endl ;
int Ans = (a[2] - a[1]) / commonNumber + (a[1] - a[0]) / commonNumber ;
cout << Ans << "\n" ;
}
int main()
{
__Heart__
int t ; cin >> t ; while(t--) solve() ;
}