/*
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 * and open the template in the editor.
 */
package codejam;

/**
 *
 * @author eblanco
 */
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import javax.swing.JFileChooser;

public class RecycledNumbers {

    public static String DatosArchivo[] = new String[10000];

    public static int[] convertStringArraytoIntArray(String[] sarray) throws Exception {
        if (sarray != null) {
            int intarray[] = new int[sarray.length];
            for (int i = 0; i < sarray.length; i++) {
                intarray[i] = Integer.parseInt(sarray[i]);
            }
            return intarray;
        }
        return null;
    }

    public static boolean CargarArchivo(String arch) throws FileNotFoundException, IOException {
        FileInputStream arch1;
        DataInputStream arch2;
        String linea;
        int i = 0;

        if (arch == null) {
            //frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
            JFileChooser fc = new JFileChooser(System.getProperty("user.dir"));
            int rc = fc.showDialog(null, "Select a File");
            if (rc == JFileChooser.APPROVE_OPTION) {
                arch = fc.getSelectedFile().getAbsolutePath();
            } else {
                System.out.println("No hay nombre de archivo..Yo!");
                return false;
            }
        }
        arch1 = new FileInputStream(arch);
        arch2 = new DataInputStream(arch1);
        do {
            linea = arch2.readLine();
            DatosArchivo[i++] = linea;
            /* if (linea != null) {
            System.out.println(linea);
            }*/
        } while (linea != null);
        arch1.close();
        return true;
    }

    public static boolean GuardaArchivo(String arch, String[] Datos) throws FileNotFoundException, IOException {
        FileOutputStream out1;
        DataOutputStream out2;
        int i;
        out1 = new FileOutputStream(arch);
        out2 = new DataOutputStream(out1);

        for (i = 0; i < Datos.length; i++) {
            if (Datos[i] != null) {
                out2.writeBytes(Datos[i] + "\n");
            }
        }
        out2.close();
        return true;
    }

    public static void echo(Object msg) {
        System.out.println(msg);
    }

    public static void main(String[] args) throws IOException, Exception {
        String[] res = new String[10000], num = new String[2];
        int i, j, k, ilong;
        int ele = 1;
       ArrayList al = new ArrayList();
        String FName = "C-small-attempt0",  istr, irev, linea;
        if (CargarArchivo("C:\\eblanco\\Desa\\CodeJam\\Code Jam\\test\\" + FName + ".in")) {
            for (j = 1; j <= Integer.parseInt(DatosArchivo[0]); j++) {
                linea = DatosArchivo[ele++];
                num = linea.split(" ");
                   al.clear();
                // echo("A: "+num[0]+" B: "+num[1]);
                for (i = Integer.parseInt(num[0]); i <= Integer.parseInt(num[1]); i++) {
                    istr = Integer.toString(i);
                    ilong = istr.length();
                 
                    for (k = 1; k < ilong; k++) {
                        if (ilong > k) {
                            irev = istr.substring(istr.length() - k, istr.length()) + istr.substring(0, istr.length() - k);
                            //echo("caso: " + j + ": isrt: " + istr + " irev: " + irev);
                            if ((Integer.parseInt(irev) > Integer.parseInt(num[0])) && (Integer.parseInt(irev) > Integer.parseInt(istr)) && (Integer.parseInt(irev) <= Integer.parseInt(num[1]))) {
                                al.add("(" + istr + "," + irev + ")");
                            }
                        }
                    }
                }
                HashSet hs = new HashSet();
                hs.addAll(al);
                al.clear();
                al.addAll(hs);
                res[j] = "Case #" + j + ": " + al.size();
                echo(res[j]);
                LeerArchivo.GuardaArchivo("C:\\eblanco\\Desa\\CodeJam\\Code Jam\\test\\" + FName + ".out", res);
            }
        }
    }
}

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;
import java.util.Stack;



public class RecycledNum {

	
	public static void main(String[] args) throws IOException
	{
		File file = new File("C-small-attempt0.in");
		Scanner scanner;
		BufferedWriter out = new BufferedWriter(new FileWriter("outfile1"));
		
		try
		{
			scanner = new Scanner(file);
			int testCases = scanner.nextInt();
			scanner.nextLine();  
			
			for(int numTest=0; numTest<testCases; numTest++)
			{
				int A = scanner.nextInt();
				int B = scanner.nextInt();
				scanner.nextLine();
				int totalcount=0;
				
				Stack<Integer> st = new Stack<Integer>();
				int numDigit =0;
				int temp = A;
				while(temp != 0)
				{
					st.push(temp%10);
					numDigit++;
					temp=temp/10;	
				}
				int[] digitsA = new int[numDigit];
				for(int i=0; i<numDigit; i++)
					digitsA[i]= st.pop();
				int[] digitsB = new int[numDigit];
				temp=B;
				int index=numDigit;
				while(temp != 0)
				{
					digitsB[index-1]=(temp%10);
					index--;
					temp=temp/10;	
				}
				
				
				
				int numofInt = B-A+1;
				boolean[] mark = new boolean[numofInt];
			
				
				for(int num=A; num<=B; num++)
				{
				
					int[] curDigits = new int[numDigit];
					temp = num;
				    index=numDigit;
					while(temp!=0)
					{
						curDigits[index-1]=(temp%10);
						index--;
						temp=temp/10;	
					}
					int count = 0;
					for(int j=0; j<numDigit; j++)
					{
						boolean cycle = false;
						if(curDigits[j]!=0)
						{
							int sum=0;
							int curindex=j;
							for(int kk=0; kk<numDigit; kk++)
							{
						
					
								if(curindex>=numDigit)
								
									sum=sum*10+curDigits[curindex-numDigit];
								else
									sum=sum*10+curDigits[curindex];
								curindex=curindex+1;
								
							}
				
							if((sum<=B)&&(sum>=A))
								cycle=true;
							
							
							
							if(cycle==true)
							{
								
							
								
								if(mark[sum-A]!= true)
								{
									mark[sum-A]= true;
									count++;
				
								}	
							}
							
						}
					}
					
					if(count==7)
						totalcount=totalcount+21;
					else if(count==6)
						totalcount=totalcount+15;
					else if(count==5)
						totalcount=totalcount+10;
					else if(count==4)
						totalcount=totalcount+6;
					else if(count==3)
						totalcount=totalcount+count;
					else if(count==2)
						totalcount=totalcount+1;
					
				}
				
				
				
				out.write("Case #"+(numTest+1)+": "+ totalcount +"\n");
				
			}
			out.close();
		}
		catch (FileNotFoundException e) {
			e.printStackTrace();
		}

	}
}
