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 pkg2012codejam;

import java.io.*;
import java.util.ArrayList;

/**
 *
 * @author Nimos
 */
public class QuestionC {

    public static void main(String args[]) {
        try {
            File input = new File("C:\\Users\\Nimos\\Desktop\\INPUTS\\2012\\C-small-attempt0(1).in");
            FileReader fr = new FileReader(input);
            BufferedReader br = new BufferedReader(fr);
            PrintWriter out = new PrintWriter(new File("C:\\Users\\Nimos\\Desktop\\INPUTS\\2012\\C-small-ans.in"));
            String no = br.readLine();
            int number = Integer.parseInt(no);
            for (int h = 0; h <= number - 1; h++) {
                int done =0;
                String nos = br.readLine();
                String[] n = nos.split(" ");
                int s = Integer.parseInt(n[0]);
                int e = Integer.parseInt(n[1]);
                int size = n[0].length();
               // ArrayList al = new ArrayList();
                
                for (int i=s;i<=e;i++){
                    String t = Integer.toString(i);
                    for (int j = 1;j<size;j++){
                        t= t.substring(1,size)+t.substring(0,1);
                        //System.out.print(j+" ");
                        int k = Integer.parseInt(t);
                        if (k>i && k<=e && k>=s){
                            done++;
                            //System.out.println(done + " " + i);
                            //al.add(t); 
                        }
                                                
                    }
                }

                int m = 1 + h;
                String ans = "Case #" + m + ": " + done;
                out.println(ans);
                out.flush();

            }


            br.close();
            out.close();

        } catch (IOException e) {
            e.printStackTrace();

        }
    }

}
