#include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#define all(v)  v.begin(),v.end()
const int mod = 1e9 + 7;

void solve(){
    int a,b;
    cin >> a >> b;
    int cnt = 0;
    if (a == b){
        cout << cnt << endl;
        return;
    }
    while (a < b){
        a *= 2;
        cnt++;
        if (a == b){
            cout << cnt << endl;
            return;
        }
    }
    a /= 2;
    cnt--;
    while (a != b){
        a++;
        cnt++;
    } 
    cout << cnt << endl;
}

int32_t main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    cin >> t;
    while(t--){
        solve();
    }
}