#include<bits/stdc++.h>
using namespace std;




int dfs(int a,int b,int dpt,int maxn)
{
    if(dpt > maxn) return 1e9;
    if(a * b == 0)
    {
        if(a+b) return 1;
        else return 0;
    }
    int GCD = __gcd(a,b);
    a /= GCD,b /= GCD;
    return  min(dfs(a - 1,b,dpt + 1,maxn),dfs(a,b - 1, dpt + 1,maxn)) + 1;
}

void solve()
{
    int a ,b;
    cin >> a >> b;
    cout << dfs(a,b,0,(log2(a) + 1) * 2) << endl;
}

signed main()
{
    int t = 1;
    cin >> t;
    while(t--)
        solve();
    return 0;
}