/*
 * 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 codejam;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintStream;
import java.util.Scanner;

interface ISolver {
	public String evaluate();
}
public abstract class Solver implements ISolver {

	protected Scanner in;
	
	public void solve() {
		in = new Scanner(System.in);
		_solve(System.out);
	}
	
	public void solve(File inFile) {
		String filename = inFile.getPath();
		filename = filename.substring(0, filename.lastIndexOf('.'));
		File outFile = new File(filename + ".out");
		try {
			in = new Scanner(inFile);
			_solve(new PrintStream(outFile));
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}
	}
	
	public void solveSampleOf(char number) {
		String name = getClass().getName();
		name = name.substring(name.lastIndexOf('.') + 1);
		solve(new File("inouts/" + name + "/" + number + "-sample.in"));
	}
	
	public void solveSmallOf(char number, int attempt) {
		String name = getClass().getName();
		name = name.substring(name.lastIndexOf('.') + 1);
		solve(new File("inouts/" + name + "/" + number + "-small-attempt" + attempt + ".in"));
	}
	
	public void solveLargeOf(char number) {
		String name = getClass().getName();
		name = name.substring(name.lastIndexOf('.') + 1);
		solve(new File("inout/" + name + "/" + number + "-large.in"));
	}
	
	private void _solve(PrintStream out) {
		int count = in.nextInt();
		in.nextLine();
		for(int index = 0; index<count; index++) {
			out.append("Case #")
				.append(String.valueOf(index+1))
				.append(": ")
				.append(evaluate())
				.append("\n");
		}
	}
	
	public String solve(String singleTest) {
		in = new Scanner(singleTest);
		return evaluate();
	}
	
}
