package fixjava;

public class StringUtils {

	/** Repeat the given string the requested number of times. */
	public static String repeat(String str, int numTimes) {
		StringBuilder buf = new StringBuilder(Math.max(0, str.length() * numTimes));
		for (int i = 0; i < numTimes; i++)
			buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the left hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padLeft(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(padChar);
		for (int i = 1, mi = bufSize - str.length(); i < mi; i++)
			buf.append(padChar);
		buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the right hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padRight(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(str);
		buf.append(padChar);
		while (buf.length() < bufSize)
			buf.append(padChar);
		return buf.toString();
	}

	/** Intern all strings in an array, skipping null elements. */
	public static String[] intern(String[] arr) {
		for (int i = 0; i < arr.length; i++)
			arr[i] = arr[i].intern();
		return arr;
	}

	/** Intern a string, ignoring null */
	public static String intern(String str) {
		return str == null ? null : str.intern();
	}

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package javaapplication11;

import java.io.*;
import java.util.ArrayList;
import java.util.HashMap;

/**
 *
 * @author karthik
 */
public class JavaApplication11 {

    /**
     * @param args the command line arguments
     */
    public static int isrotate(String c,int n)
    {
        String c1=new String();
        for(int i=c.length()-n;i<c.length();i++)
        c1+=c.charAt(i);
        c1+=c.substring(0,c.length()-n);
        int a1=Integer.parseInt(c1);
        return a1;
    }
    public static void main(String[] args) throws FileNotFoundException, IOException 
    {
        // TODO code application logic here
        //HashMap<Integer,Integer> h=new HashMap<Integer,Integer>();
        FileInputStream f=new FileInputStream("large");
        DataInputStream dis=new DataInputStream(f);
        BufferedReader br=new BufferedReader(new InputStreamReader(dis));
        ArrayList<Integer> al=new ArrayList<Integer>();
        int n=Integer.parseInt(br.readLine());
        int a,b,count=0;
        String s[];
        int temp,temp1;
        for(int i=0;i<n;i++)
        {
            s=br.readLine().split(" ");
            a=Integer.parseInt(s[0]);
            b=Integer.parseInt(s[1]);
            for(int j=a;j<b;j++)
            {
                String str=String.valueOf(j);
                int m=str.length();
                int x=0;
                
                HashMap<Integer,Integer> h=new HashMap<Integer,Integer>();
                for(int k=1;k<m;k++)
                {
                    x=isrotate(String.valueOf(j),k);
                    if(a<=j && j<x && x<=b)
                    {
                        if(h.containsKey(j) && h.get(j)==x)
                        {
                            ;
                        }
                        else
                        {
                        //System.out.println(j+","+x);
                        h.put(j,x);
                        count++;
                        }
                    }
                }
                h=null;
            }
            
            System.out.println("Case #"+(i+1)+": "+count);
            count=0;
        }   
    }
}
