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;

public class recycled
{
  public static void main(String[] args)
  {
    Scanner in = new Scanner (System.in);
    String scases = in.nextLine(); 
    int T = Integer.parseInt(scases);
    for(int i = 1; i<(T+1); i++)
    {
      String temp1 = in.nextLine();
      String[] temp2 = temp1.split(" ");
      int low = Integer.parseInt(temp2[0]); 
      int high = Integer.parseInt(temp2[1]);
      int count = 0;
      ArrayList<String> checked = new ArrayList<String>();
      for(int test = low; test < high; test++)
      {
	String stest = Integer.toString(test);
	int len = stest.length();
	for(int pos = 1; pos < (len) ; pos++)
	{
	  String scheck = "";
	  scheck += stest.charAt(len-1);
	  scheck += stest.substring(0,len-1);
	  stest = scheck;
	  int check = Integer.parseInt(scheck);

	    if(check > test && check <= high)
	    {
	      count = count +1;
	      checked.add(scheck);
	    }

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

}
