package qual;

import java.util.Scanner;

public class RecycledNumbers {

	public static void main(String[] args) {
		new RecycledNumbers().run();

	}

	private void run() {
		Scanner sc = new Scanner(System.in);
		int T = sc.nextInt();
		for (int t = 0; t < T; t++) {
			int A = sc.nextInt();
			int B = sc.nextInt();
			int result = solve(A, B);
			System.out.printf("Case #%d: %d\n", t + 1, result);
		}
	}

	public int solve(int A, int B) {
		int result = 0;
		for (int i = A; i <= B; i++) {
			int dig = (int) Math.log10(A/*same as B*/) + 1;
			int aa = i;
			for (int d = 0; d < dig - 1; d++) {
				aa = (aa % 10) * (int)Math.pow(10, dig - 1) + (aa / 10);
				if (i == aa) {
					break;
				}
				if (i < aa && aa <= B) {
//					System.out.printf("(%d, %d) ", i, aa);
					result++;
				}
			}
		}
		return result;
	}

}

package cs224n.gcj;

import java.io.IOException;
import java.util.HashSet;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.FileInputStream;
import java.io.PrintWriter;
import java.io.FileWriter;
import java.io.File;



public class ProbC {

	static int getNRecycledPair(int b, int B){
		
		String s = new Integer(b).toString();		
		int nDigits = s.length();
		
		String ls, rs;
		HashSet<Integer> validPairs = new HashSet<Integer>();
		
		for(int i = 1; i < nDigits; i++){
			ls = s.substring(0, i);
			rs = s.substring(i);
			int rotb = Integer.parseInt((rs+ls));
			if(rotb > b && rotb <= B)
				validPairs.add(rotb);				
		}
		return validPairs.size();
		
	}
	
	static public int getTotRecycledPair(int A, int B){
		
		int n = 0;
		for(int i = A; i <= B; i++){
			n += getNRecycledPair(i, B);
		}
		
		return n;
	}
	
	static public void main(String[] args) throws IOException{
		
		File inFile = new File(args[0]);
		File outFile = new File(args[1]);
		
		if(!inFile.exists())
			System.out.println("File Does Not Exist!");

		
		BufferedReader in = new BufferedReader( new InputStreamReader( new FileInputStream(inFile) ) );
		PrintWriter out = new PrintWriter( new FileWriter(args[1]), true );
		
		String line;
		line = in.readLine();
		int T = Integer.parseInt(line);
		for(int i = 1; i <= T; i++){
			
			line = in.readLine();
			String[] parts = line.split(" ");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			out.print("Case #"+i+": ");
			out.println( getTotRecycledPair(A,B) );
			
		}
		
		
		in.close();
		out.close();
		
		
	}
	
}
