#include <iostream>
#include <vector>

using namespace std;

int i, j, a, b, t;
vector <vector <int>> dp(501, vector<int>(501));

int gcd(int a, int b)
{
	while (a!=0 && b != 0)
	{
		if (a <= b) b %= a;
		else a %= b;
	}

	return a + b;
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    for (i=1; i<32; ++i)
    {
        for (j=1; j<32; ++j)
        {
            if (gcd(i,j)==1)
            {
                for (a=500; a>=i; --a)
                {
                    for (b=500; b>=j; --b)
                    {
                        dp[a][b]=max(dp[a][b], dp[a-i][b-j]+1);
                    }
                }
            }
        }
    }

    cin>>t;
    for (i=1; i<=t; ++i)
    {
        cin>>a>>b;
        cout<<dp[a][b]<<"\n";
    }

    return 0;
}