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.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.PrintWriter;
import java.util.Scanner;
import java.util.Vector;


public class Recycled {
	public static void main(String[] args) throws FileNotFoundException {

		Scanner in = new Scanner(new FileReader(new File("C-small-attempt0.in")));
		
		PrintWriter out = new PrintWriter(new File("C-small-attempt0.out"));
		
		int t = in.nextInt();
		in.nextLine();
		
		for(int i=0; i<t; i++) {
			int a = in.nextInt();
			int b = in.nextInt();
			int l = Integer.toString(a).length();
			int r = 0;
			

//			System.out.println("a="+a+"\tb="+b);
			
			Vector<Integer> sub = new Vector<Integer>(20); 
			
			for(int c=a; c<=b; c++) {
				String cs = Integer.toString(c);
				
				sub.removeAllElements();

				for(int k=1; k<l;k++) {
					cs = cs.substring(1) + cs.charAt(0);
					if (cs.charAt(0) == '0') continue;

					int ns = Integer.parseInt(cs);
					if (ns > c && ns <= b && !sub.contains(ns)) {
						sub.add(ns);
						r++;
//						System.out.println(c+" -> "+ns);
					}
				}
//				System.out.println("......");
			}
			
			System.out.println("Case #" + (i+1)+ " of "+t+": " + r);
//			System.out.println("==================");
			
			out.println("Case #" + (i+1)+ ": " + r);
		}
		out.close();
	}
}
