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;
	}
}
import java.util.ArrayList;
import java.util.Scanner;

/**
 * Created by IntelliJ IDEA.
 * User: danghiskhan
 * Date: 4/14/12
 * Time: 11:44 PM
 */
public class Recycled {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);

        Integer caseCount = 1;

        while (in.hasNextInt()) {
            Integer start = in.nextInt();
            Integer finish = in.nextInt();

            Integer count = 0;

            ArrayList<String> duplicates = new ArrayList<String>();

            for (Integer i = start; i < finish; i++) {
                for (Integer j = i + 1; j <= finish; j++) {

                    String n = i.toString();
                    String m = j.toString();

                    String nPerm;

                    if (n.length() > 1) {
                        for (Integer k = 1; k < n.length(); k++) {
                            nPerm = n.substring(k, n.length()) + n.substring(0, k);

                            Integer nPermInt = Integer.parseInt(nPerm);

                            String dupe = nPerm + ":" + n;

                            if (nPerm.equals(m) && nPermInt > i && !duplicates.contains(dupe)) {
                                //System.out.println("n:" + n + " nPerm: " + nPerm);

                                duplicates.add(dupe);

                                count++;
                            }
                        }
                    }

                }
            }

            System.out.println("Case #" + caseCount++ + ": " + count);
        }

    }
}
