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.Scanner;
import java.io.File;
import java.io.FileNotFoundException;

/**
 * Created by IntelliJ IDEA.
 * User: Ran
 * Date: Apr 14, 2012
 * Time: 3:46:24 AM
 * To change this template use File | Settings | File Templates.
 */
public class Recycled {

   private static int numDigits;

   private static int mult[] = {
         10, 100, 1000, 10000, 100000, 1000000, 10000000
   };

   private static int shift (int x)  {

      int lastDigit = x % 10;
      x = x / 10;
      x += lastDigit * mult[numDigits-2];

      return x;
   }
   
   private static boolean isPair (int x, int y) {

      for (int i = 0; i < numDigits - 1; i++) {
         x = shift (x);
         if (x == y)
            return true;
      }

      return false;
   }

   public static void main (String[] args) {

      Scanner s = null;
      try {
//         s = new Scanner (new File ("C-small-test.in"));
         s = new Scanner (new File ("C-small-attempt0.in"));
      } catch (FileNotFoundException e) {
         e.printStackTrace ();
      }

      int t = s.nextInt();

      // Traverse all test cases.
      for (int test = 1; test <= t; test++) {

         int a = s.nextInt();
         int b = s.nextInt();
         numDigits = (int)(Math.floor (Math.log10 (a))) + 1;

         int numPairs = 0;

         for (int i = a; i < b; i++)
            for (int j = i + 1; j <= b; j++)
               if (isPair (i, j))
                  numPairs++;

         System.out.println ("Case #" + test + ": " + numPairs);
      }
   }
}
