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.HashSet;
import java.util.Scanner;
import java.util.Set;

public class ProblemC {

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		String str = sc.nextLine();

		int T = Integer.valueOf(str);
		int[] A = new int[T];
		int[] B = new int[T];
		int[] res = new int[T];
		for (int i = 0; i < T; i++) {
			A[i] = sc.nextInt();
			B[i] = sc.nextInt();
		}

		for (int i = 0; i < T; i++) {
			
			for (int n = A[i]; n < B[i]; n++) {
				Set<String> pairs = new HashSet<String>();
				String jstr = String.valueOf(n);
				for (int j = 0; j < jstr.length() - 1; j++) {

					jstr = jstr.charAt(jstr.length() - 1)
							+ jstr.substring(0, jstr.length() - 1);
					int m = Integer.valueOf(jstr);

					if (n < m && m <= B[i]) {
						if (!pairs.contains(n + "," + m)) {
							pairs.add(n + "," + m);
							res[i]++;
						}
					}
				}

			}
			System.out.println("Case #" + (i + 1) + ": " + res[i]);
		}
	}

}
