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.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.util.Scanner;

public class C {
    
    private static boolean isRecyledPair(String n, String m) {
        int l = n.length();
        String s = "";
        
        for (int i = 1; i < l; i++) {
            for (int j = 0; j < l; j++) {
                s += n.charAt((j+i) % (l));
            }
            if (s.equals(m)) {
                return true;
            }
            s = "";
        }
        
        return false;
    }
    
    public static void main(String[] args) {
        try {
            Scanner file = new Scanner(new File(args[0]));
            int T = Integer.parseInt(file.nextLine());
            
            BufferedWriter out = new BufferedWriter(new FileWriter(args[0].substring(0, args[0].length()-2) +"out"));
            for (int i = 0; i < T; i++) {
                int A = file.nextInt();
                int B = file.nextInt();
                
                int ans = 0;
                for (int j = A; j < B; j++) {
                    for (int k = j+1; k <= B; k++) {
                        if (isRecyledPair(String.valueOf(j), String.valueOf(k))) {
                            ans++;
                        }
                    }
                }
                
                out.write(new StringBuilder().append("Case #").append(i+1).append(": ").append(ans).append("\n").toString());
            }
            out.close();
            
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        
    }
}