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.util.HashMap;
import java.util.Scanner;


public class C {
	static Scanner s;
	/**
	 * @param args
	 * @throws FileNotFoundException 
	 */
	public static void main(String[] args) throws FileNotFoundException {
		// TODO Auto-generated method stub
		s = new Scanner(new File("a.txt"));
		int T = s.nextInt();
		for(int a=1;a<=T;a++) {
			int A = s.nextInt();
			int B = s.nextInt();
			int res = 0;
			for(int i=A; i<B; i++) {
				String v = String.valueOf(i);
				int len = v.length();
				HashMap<Integer, Integer> hm = new HashMap<Integer, Integer>();
				for(int j=1; j<len; j++) {
					String w = v.substring(j,len) + v.substring(0,j);
					int n = Integer.parseInt(w);
					if (n>i && n<=B && !hm.containsKey(n)) {
						res++;
						hm.put(n, 1);
					}
				}
			}
			System.out.println("Case #"+a+": "+res);
		}
		s.close();
	}

}
