#!/usr/bin/env python3

def gcd(x, y):
    if y == 0:
        return x
    return gcd(y, x % y)


def calc(a, b, pw_10):
    tmp_c = b * ((a * pw_10 + b - 1) // b) - pw_10 * a
    tmp_d = pw_10 * b
    g = gcd(tmp_c, tmp_d)
    return (tmp_c // g, tmp_d // g)


def solve():
    a, b = (int(num) for num in input().split())
    c_mn = 10**100
    d_mn = 10**100
    for i in range(3000):
        c, d = calc(a, b, 10**i)
        if c < c_mn:
            c_mn = c
            d_mn = d
            pass
        pass
    print(c_mn, d_mn)
    pass


if __name__ == "__main__":
    T = eval(input())
    for i in range(T):
        solve()
        pass
    pass