#include <bits/stdc++.h>
using namespace std;
int main(void){
    int t;
    cin>>t;
    while(t--){
        long long sx,sy,tx,ty;
        cin>>sx>>sy>>tx>>ty;
        if(max(sy,ty)>=61){
            cout<<abs(sy-ty)<<endl;
            continue;
        }
        long long ans=1e18;
        for(long long i=max(sy,ty);i<61;i++){
            ans=min(abs(sy-i)+abs(ty-i)+abs((tx/(1LL<<i))-(sx/(1LL<<i))),ans);
        }
        cout<<ans<<endl;
    }
    return 0;
}