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

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

/**
 *
 * @author daniele
 */
public class GCJ_C {
    
    public static void main(String[] args) throws Exception{
        
        
        
        Scanner in = new Scanner(new File(args[0]));
        FileWriter out = new FileWriter("/home/daniele/Scrivania/Output");
        

        int prove=in.nextInt();
        int min,max;
        int cifre;
        int cifreaus;
        String temp;
        int aus;
        int count=0;
        ArrayList<Integer> vals = new ArrayList<Integer>();
        int jcount=0;
        ArrayList<Integer> perm = new ArrayList<Integer>();
        
        out.write("");
        out.flush();
        
        for(int i=1;i<=prove;i++){
            
            out.append("Case #" +i+": ");out.flush();
            
            min=in.nextInt();
            max=in.nextInt();
            
            for(int j=min;j<=max;j++){
               if(!vals.contains(j)){
                    temp=""+j;
                    cifre=temp.length();
                    aus=j;
                    perm.add(j);
                    for(int k=1;k<cifre;k++){
                        aus=rotateOnce(aus);
                        temp=""+aus;
                        cifreaus=temp.length();//elusione zeri iniziali
                        if(aus>=min && aus<=max && aus!=j && cifreaus==cifre && nobody(vals,perm)){ 
                            perm.add(aus);
                            jcount ++;
                            
                        }
                        
                    }
                    while(jcount>0){count+=jcount; jcount--;}
                    vals.addAll(perm);
                    perm= new ArrayList<Integer>();
                    
                }
            }
            out.append(count+"\n");out.flush();
            count=0;
            vals= new ArrayList<Integer>();
        }
        
        
        
    }
        static public int rotateOnce(int n){
            String s=""+n;
            if(s.length()>1){
                s=s.charAt(s.length()-1) + s.substring(0,s.length()-1);
                n=Integer.parseInt(s);
            }
            return n;
        }    
        
        static public boolean nobody(ArrayList<Integer> v,ArrayList<Integer> a){;
            for(int i=0;i<a.size();i++)
                if(v.contains(a.get(i))) return false;
            return true;
        } 
    
}


/**
 * Google CodeJam 2012
 * Qualification round - Problem C
 * Recycled Numbers
 * 
 * Solved by Üllar Soon <positivew@gmail.com>
 */
package eu.positivew.codejam.recycled;

import java.io.File;
import java.util.ArrayList;

import eu.positivew.codejam.framework.CodeJamIO;


/**
 * Recycled Numbers main class.
 * 
 * @author Üllar Soon <positivew@gmail.com>
 */
public class RecycledNumbersMain {

	/**
	 * Main controller for RecycledNumbers.
	 * 
	 * @param args 		Command line arguments
	 */
	public static void main(String[] args) {
		// Parse command line arguments
		String inUrl = "input.txt";
		String outUrl = "output.txt";
		if(args.length >= 1)
			inUrl = args[0];
		if(args.length >= 2)
			outUrl = args[1];
		
		
		File inFile = new File(inUrl);
		File outFile = new File(outUrl);
		
		CodeJamIO cio = new CodeJamIO();
		
		cio.inputOpen(inFile);
		cio.outputOpen(outFile);
		
		if(cio.getTestCases() > 0) {
			RecycledNumbersCase inCase;
			int i = 0;
			while(i < cio.getTestCases() && (inCase = (RecycledNumbersCase)cio.inputReadCase(new RecycledNumbersParser())) != null) {
				cio.outputWriteCase("" + countRecycledNumbers(inCase.getA(), inCase.getB()));
				i++;
			}
		}
		
		cio.inputClose();
		cio.outputClose();
	}
	
	/**
	 * Counts the distinct occurring pairs of recycled numbers between A and B (inclusive).
	 * 
	 * @param A		left limiter
	 * @param B		right limiter
	 * @return		number of distinct recycled numbers between A and B
	 */
	private static int countRecycledNumbers(int A, int B) {
		int count = 0;
		ArrayList<IntPair> foundPairs = new ArrayList<IntPair>();
		
		for(int i = A; i <= B; i++) {
			String nStr = "" + i;
			
			for(int j = 1; j < nStr.length(); j++) {
				String mStr = nStr.substring(j) + nStr.substring(0, j);
				
				if(mStr.charAt(0) == '0')
					continue;
				
				try {
					int n = Integer.parseInt(nStr);
					int m = Integer.parseInt(mStr);
					
					if(A <= n && n < m && m <= B) {
						if(!foundPairs.contains(new IntPair(n, m))) {
							foundPairs.add(new IntPair(n, m));
							count++;
						}
					}
				}
				catch(NumberFormatException ex) {
					System.err.println("Number conversion error!");
				}
			}
		}
		
		return count;
	}

}
