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

#define fopen                                   \
    freopen("E:/vscode/oi/in.txt", "r", stdin); \
    freopen("E:/vscode/oi/out.txt", "w", stdout);
#define ios                  \
    ios::sync_with_stdio(0); \
    cin.tie(0);

#define i64 long long
#define ull unsigned i64
#define pii pair<int, int>
#define pdd pair<double, double>
#define ld long double
#define ls(x) (x << 1)
#define rs(x) (x << 1 | 1)
#define lowbit(x) (x & -x)
#define de(x) cout << #x << " = " << x << '\n'
#define MAXP 20

const int N = 1e5 + 10, M = 1e2 + 10, lim = 1e9, cnt = 1e3;
const double eps = 1e-12;
const double PI = acos(-1);

bool Mst;
#define int i64

void solve()
{
    int a, b, c, d;
    cin >> a >> b;
    c = lim;

    for (int k = 1; k <= cnt; k++)
    {
        int val = k * b;
        if (val > lim)
            break;
        int c2 = 0, c5 = 0;
        int x = k;
        while (x % 2 == 0)
            x /= 2, ++c2;
        while (x % 5 == 0)
            x /= 5, ++c5;
        for (int i = 0, x = val; i <= c2; i++, x /= 2)
            for (int j = 0, y = x; j <= c5; j++, y /= 5)
            {
                int nc = (y - a * k % y) % y;
                int g = __gcd(nc, val);
                nc /= g;
                if (nc < c)
                {
                    c = nc;
                    d = val / g;
                }
            }
    }
    cout << c << ' ' << d << '\n';
}

bool Med;

signed main()
{
    ios;
    // fopen;
    cerr << (&Med - &Mst) / 1024 / 1024;

    int t = 1;
    srand(time(0));
    cout << fixed << setprecision(12);

    cin >> t;
    for (int i = 1; i <= t; i++)
    {
        solve();
    }

    return 0;
}