#include <iostream>
using namespace std;

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

    while (t--) {
        long long a, b;
        cin >> a >> b; 

        int operations = 0;
        while (a != 0 && b != 0) {
           
            a = abs(a - b);
            b = min(a, b);
            operations++;
        }

        cout << operations*2 << endl;
    }

    return 0;
}