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.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;


public class ProblemC {

	public static void main(String[] args) {
		try (BufferedReader reader = new BufferedReader(new FileReader("C-small.in"))) {
			try (BufferedWriter writer = new BufferedWriter(new FileWriter("C-small.out"))) {
				String line = reader.readLine();
				int numCases = Integer.parseInt(line);
				
				Scanner scanner;
				for(int caseIdx = 0; caseIdx < numCases; caseIdx++) {
					scanner = new Scanner(reader.readLine());
					
					int A = scanner.nextInt();
					int B = scanner.nextInt();
					
					int result = 0;
					
					String sA = String.valueOf(A);
					String sB = String.valueOf(B);
					
					Set<String> vs = new HashSet<>();
					for(int t = A; t <= B; t++) {
						String st = String.valueOf(t);
						for(int s = 1; s < st.length(); s++) {
							if(st.charAt(s) == '0') continue; // no leading zeroes
							String ost = st.substring(s) + st.substring(0, s);
	
							if(st.compareTo(ost) > -1) continue;
							if(ost.compareTo(sB) > 0) continue;
							if(ost.compareTo(sA) < 0) continue;
							
							vs.add( st + "_" + ost);
							vs.add(ost + "_" + st);
						}
					}
					result = vs.size() / 2;
					
					String caseOutput = String.format("Case #%d: %d", caseIdx + 1, result);
					
					System.out.println(caseOutput);
					writer.append(caseOutput);
					writer.newLine();
				}
			}
		} catch(IOException ioEx) {
			ioEx.printStackTrace();
		}
	}

}
