import java.io.*;

class code1
{
	public static void main(String args[]) throws Exception 
	{
		File ii = new File ("C-small-attempt1.in");
		FileInputStream fis = new FileInputStream(ii);
		BufferedReader  br = new BufferedReader(new InputStreamReader (fis));
		int cases = Integer.parseInt(br.readLine());
		FileOutputStream fout = new FileOutputStream ("output.txt");
		DataOutputStream dout = new DataOutputStream (fout);
		int total=0;
		for(int i=0;i<cases;i++){
		String temp = br.readLine();
		String parts [] = temp.split(" ");
		int lower = Integer.parseInt(parts[0]);
		int upper = Integer.parseInt(parts[1]);
		System.out.println(lower+" "+upper);
		
		for(int j=lower;j<=upper;j++)
		{
			int abc = j;int length=0;
			if(j<10)continue;
			while (abc!=0){abc/=10;length++;}
			abc=j;
			for(int m=0;m<length-1;m++){
				int shift = abc%10;
				abc=abc/10;
				System.out.println("hi "+j);
				abc=abc+shift*power(10,length-1);
				if(abc<=upper&&shift!=0&&abc>j)total++;
				System.out.println(total);
			}
		}
 		dout.writeBytes("Case #"+(i+1)+ ": "+total+"\n");
 		total=0;
		}//for close
		
	}

	private static int power(int i, int j) {
		int no=1;
		for(int a=0;a<j;a++){no=10*no;}
		return no;
	}
}
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package googlejam2012qrc;

import java.io.*;
/**
 *
 * @author Vincent
 */
public class GoogleJam2012QRC {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
       try{
            //Prepare the reader
            BufferedReader in = new BufferedReader( new FileReader("inputFile.txt"));
            BufferedWriter out = new BufferedWriter(new FileWriter("outputFile.txt"));
            
            //Get the amount of cases to be solved
            String str = in.readLine();
            int caseCount = Integer.parseInt(str);
            
            //For each test case
            for(int i = 0; i < caseCount; i++){
                //Get the line of the problem
                str = in.readLine();
                
                String[] problemData = str.split(" ");
                
                int lowerBound = Integer.parseInt(problemData[0]);
                int upperBound = Integer.parseInt(problemData[1]);
                int recycledCount = 0;
                
                for(int x = lowerBound; x <= upperBound; x++){
                    for(int y = x+1; y <= upperBound; y++){
                        String sx = ""+x;
                        String sy = ""+y;
                        if(sx.length() == sy.length()){
                            boolean matchFound = false;
                            for(int j = 1; j < sx.length() && !matchFound; j++){
                                String temp = sy;
                                sy = temp.substring(1) + temp.charAt(0);
                                if(sx.compareTo(sy) == 0){
                                    recycledCount++;
                                    matchFound = true;
                                }
                            }
                        }
                    }
                }
                
                out.write("Case #" + (i+1) + ": ");
                out.write("" + recycledCount);
                
                out.newLine();
            }
            in.close();
            out.close();
        }
        catch (Exception e){
            System.out.println("Read Failed");
        }
    }
}
