/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package recycled;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.TreeSet;

/**
 *
 * @author Alfred
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
    try {
            FileInputStream fstream = new FileInputStream("C-small-attempt0.in");
            DataInputStream in = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            FileWriter outFile = new FileWriter("out.txt");
            PrintWriter out = new PrintWriter(outFile);
            String line;
            line = br.readLine();
            int cases = Integer.parseInt(line);
            for (int i=1; i<=cases;i++){
                line = br.readLine();
                String[] values = line.split(" ");
                int A = Integer.parseInt(values[0]);
                int B = Integer.parseInt(values[1]);
                int total=0;
                for (int n=A; n<=B;n++){
                    TreeSet<String> solutions = new TreeSet<String>();
                    for (int k=1;k<values[1].length();k++){
                        String m = circshift(n,k);
                        int mVal = Integer.parseInt(m);
                        if(mVal<=B && mVal!=n  && mVal> n && !m.startsWith("0") && m.length()==Integer.toString(n).length() )
                        {
                            solutions.add(m);
                        }                   
                    }
                    total+=solutions.size();
                }
                out.println("Case #"+i+": "+total);
            }
            in.close();
            out.close();
        } catch (Exception e) {//Catch exception if any
            System.err.println("Error: " + e.getMessage());
        }

}

    private static String circshift(int n, int k) {
        String nString=Integer.toString(n);
        int len=nString.length();
        String m =  nString.substring(len-k)+nString.subSequence(0, len-k);
        //System.out.println(n+" "+m);
        return m;
    }

}

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.StringTokenizer;


public class Recycle {

	private BufferedReader br;
	private int numCases;
	
	public Recycle(String input){
		try{
		FileInputStream fstream = new FileInputStream(input);
		DataInputStream in = new DataInputStream(fstream);
		 br = new BufferedReader(new InputStreamReader(in));
		
		 numCases = Integer.parseInt(br.readLine());
		 
		 for(int i=0;i<numCases;i++){
			 System.out.print("Case #"+(i+1)+": ");
			this.Calculate(br.readLine());
			 
		 }
				 
		 in.close();
		}
	catch (Exception e){
		  System.err.println("Error: " + e.getMessage());
		  }
	}
	
	
	private void Calculate(String s){
		StringTokenizer st = new StringTokenizer(s);
		int start=Integer.parseInt(st.nextToken());
		int end=Integer.parseInt(st.nextToken());
		int count=0;
		for(int i=start;i<end;i++){
			for(int j=i+1;j<=end;j++){
				if(check(i,j))count++;
				
			}
		}
		System.out.println(count);
		
		
	}
	
	private boolean check(int n,int m){
		String n1=Integer.toString(n);
		String m1=Integer.toString(m);
		char[]n2=n1.toCharArray();
		char[]m2=m1.toCharArray();
		
		int[][]sum= new int[n1.length()+1][m1.length()+1];
		
		for(int i=1;i<=n1.length();i++){
			for(int j=1;j<=n1.length();j++){
				if(n2[i-1]==m2[j-1]){
					if(i-1>=0 || j-1>=0 )sum[i][j]=sum[i-1][j-1]+1;
					else sum[i][j]=1;
				}
				else sum[i][j]=0;
			}
		}
		
		
		for(int i=1;i<n1.length();i++){
			if(sum[n1.length()][i]>0){
				if(sum[n1.length()-i][n1.length()]==(n1.length()-sum[n1.length()][i])){
					
					return true;
				}
			}
		}
		return false;
	}
	
	
	public static void main(String[] args) {
		
		Recycle r = new Recycle("input3.txt");

	}

}
