using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Text;
using System.Text.RegularExpressions;
using System.Linq;
using System.IO;


class Magatro
{
    static Scanner sc = new Scanner();
    static int N;
    static double[] Log;
    static void Main()
    {
        N = sc.NextInt();
        calc();
        for (int i = 0; i < N; i++)
        {
            int A, B;
            A = sc.NextInt();
            B = sc.NextInt();
            Console.WriteLine(Ans(A, B));
        }
    }
    static void calc()
    {
        Log = new double[100];
        for(int i = 1; i <= 99; i++)
        {
            Log[i] = Math.Log10((double)i/10);
        }
    }
    static string Ans(int a,int b)
    {
        int x, y, z;
        double bLoga = Math.Log10(a) * b;
        z = (int)bLoga;
        double Shousu = bLoga - z;
        return string.Join(" ", J(Shousu), z);
    }
    static string J(double d)
    {
        double q = Math.Pow(10, d);
        int a = (int)q;
        q *= 10;
        q %= 10;
        int b = (int)q;
        return string.Join(" ", a, b);
    }
}
public class Scanner
{
    public string[] S;
    private int Index;
    private char Separator;
    public Scanner(char separator=' ')
    {
        Index = 0;
        Separator = separator;
    }
    private string[] Line()
    {
        return Console.ReadLine().Split(Separator);
    }
    public string Next()
    {
        string result;
        if (S == null || Index >= S.Length)
        {
            S = Line();
            Index = 0;
        }
        result = S[Index];
        Index++;
        return result;
    }
    public int NextInt()
    {
        return int.Parse(Next());
    }
    public double NextDouble()
    {
        return double.Parse(Next());
    }
    public long NextLong()
    {
        return long.Parse(Next());
    }
}