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

import java.io.File;
import java.io.FileInputStream;
import java.util.Scanner;

/**
 *
 * @author imgps
 */
public class C {
    public static void main(String args[]) throws Exception{
        int A,B;
        int ctr = 0;
        int testCases;
        
        Scanner sc = new Scanner(new FileInputStream("C-small-attempt0.in "));
        testCases = sc.nextInt();
        int input[][] = new int[testCases][2];
        for(int i=0;i<testCases;i++)
        {
          //  System.out.print("Enter input A B: ");
            input[i][0] = sc.nextInt();
            input[i][1] = sc.nextInt();
            
        }
  

for(int k=0;k<testCases;k++){
      ctr = 0;
      A = input[k][0];
      B = input[k][1];
        for(int i = A;i<=B;i++){
            int num = i;
            int nMul = 1;
            int mul = 1; 
            int tnum = num/10;
            while(tnum > 0){
                mul = mul *10;
                tnum= tnum/10;
            }
            tnum = num;
            int n = 0;
            while(tnum > 0 && mul >= 10){
                nMul = nMul * 10;
                n = (num % nMul) * mul + (num / nMul);
                mul = mul / 10;
                tnum = tnum / 10;
                for(int m=num;m<=B;m++){
                    
                    if(n == m && m > num){
                        ctr++;
                    }
                }
                
                
                
         
            }
        }
        System.out.println("Case #"+(k+1)+": "+ctr);
        
    }
    }
}

package com.codejam.practice;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.HashSet;
import java.util.Set;
import java.util.StringTokenizer;

public class Recycled {
	public static void main(String[] args) {
		//File read & write variables
		File inputFile = new File("C:/Users/SNALLAMA/Desktop/C-small-attempt1.in");
		File outputFile = new File("C:/Users/SNALLAMA/Desktop/C-small-attempt1.out");
		String line = null;
		int t, a, b, noOfDigits, divider, localnumber;
		//long outNumber=0;
		Set<String> finalOP = new HashSet<String>();		
		
		try {
			BufferedReader bReader =  new BufferedReader(new FileReader(inputFile));
			BufferedWriter bWriter = new BufferedWriter(new FileWriter(outputFile));
			try {
				t = Integer.parseInt(bReader.readLine().trim());
				//System.out.println("No. Of Cases"+t);
				for(int index=0;index<t;index++) {
					line = bReader.readLine().trim();
					StringTokenizer st = new StringTokenizer(line, " ");
					a=Integer.parseInt(st.nextElement().toString());
					b=Integer.parseInt(st.nextElement().toString());
					noOfDigits=String.valueOf(a).length();
					finalOP=new HashSet<String>(); 
					if(noOfDigits!=1){						
						for(int i=a;i<=b;i++){
							for(int localIndex=1;localIndex<noOfDigits;localIndex++){
								divider=Integer.parseInt(String.valueOf((int)Math.pow(10, localIndex)));
								localnumber=Integer.parseInt(String.valueOf(i%divider)+String.valueOf(i/divider));
								if((String.valueOf(localnumber).length()==String.valueOf(i).length())&&(a<=i)&&(i<localnumber)&&(localnumber<=b)){
									if(!finalOP.contains(localnumber+" "+i))
										finalOP.add(i+" "+localnumber);
									//System.out.println(divider+" "+i);
								}
							}
						}
					}
					
					bWriter.write("Case #"+(index+1)+": "+finalOP.size());
					bWriter.write("\n");					
				}
			} catch(Exception e) {
				System.out.println("Exception Message: "+ e.getMessage());
				e.printStackTrace();
			}finally{
				bReader.close();
				bWriter.close();
			}
			
		} catch(Exception e) {
			System.out.println("Exception Message: "+ e.getMessage());
			e.printStackTrace();
		} 				
	}

}
