/*
 * 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;
        } 
    
}


package er.dream.codejam.helpers;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;

public class FileHandler {

	BufferedReader read;
	BufferedWriter write;
	
	public File[] listFiles(){
		return new File("data").listFiles();
	}
	
	public void loadFile(File file){
		try {
			read = new BufferedReader(new FileReader(file));
			write = new BufferedWriter(new FileWriter(new File("output/"+file.getName().replace(".in", ".out"))));
		} catch (IOException e) {
			throw new IllegalStateException("Couldn't load file: "+file.getName(),e);
		}
	}
	
	public void closeConnection(){
		try {
			read.close();
			write.close();
		} catch (IOException e) {
			throw new IllegalStateException("Couldn't close connection",e);
		}
	}
	
	public void writeOutput(List<String> outputData){
		int line = 1;
		for(String entry:outputData){
			try {
				write.write("Case #"+line+": "+entry+"\n");
			} catch (IOException e) {
				throw new IllegalStateException("Error while writing output",e);
			}
			line++;
		}
	}
	
	public String readString(){
		try {
			return read.readLine();
		} catch (IOException e) {
			throw new IllegalStateException("Error while reading input",e);
		}
	}
	
	public int readInt(){
		return Integer.parseInt(readString());
	}
	
	public long readLong(){
		return Long.parseLong(readString());
	}
	
	public double readDouble(){
		return Double.parseDouble(readString());
	}
	
	public String[] readStringArray(){
		return readString().split(" ");
	}
	
	public int[] readIntArray(){
		String[] strings = readStringArray();
		int[] ints = new int[strings.length];
		for(int i=0;i<ints.length;i++)
			ints[i] = Integer.parseInt(strings[i]);
		return ints;
	}
	
	public long[] readLongArray(){
		String[] strings = readStringArray();
		long[] longs = new long[strings.length];
		for(int i=0;i<longs.length;i++)
			longs[i] = Integer.parseInt(strings[i]);
		return longs;
	}
	
	public double[] readDoubleArray(){
		String[] strings = readStringArray();
		double[] doubles = new double[strings.length];
		for(int i=0;i<doubles.length;i++)
			doubles[i] = Integer.parseInt(strings[i]);
		return doubles;
	}
	
}
