#include <bits/stdc++.h>
using namespace std;
using ll = long long;
ll inf = (1LL<<60);

int main() {
    int T;
    cin >> T;

    while(T){
        T--;

        ll x,y,s,t;
        cin >> x >> y >> s >> t;

        ll ans = inf;

        for(ll i=0;i<=60;i++){
            ll cst = abs(x - s);
            cst += abs(y - i) + abs(t - i);

            ans = min(ans,cst);

            x >>= 1LL;
            s >>= 1LL;
        }

        cout << ans << endl;
    }
}