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 GoogleCodeJam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.Hashtable;

public class RecycledNumbers {
	public static void main(String[] args) {
		
		try{
			BufferedReader br = new BufferedReader(new FileReader("F:/codingContest/recyledNumbersInput.txt"));
			BufferedWriter bw = new BufferedWriter(new FileWriter("F:/codingContest/output.txt"));
			String strLine;
			
			int T=0;
			
		    if ((strLine = br.readLine().trim()) != null)   {
		    	T = Integer.parseInt(strLine);
		    	if(T >= 1 && T <= 50){
		    		int A, B, count;
		    		String p1, p2, p;
		    		Hashtable<String, String> prev = null;
				    for(int testCase = 0; testCase < T; testCase++){
				    	strLine = br.readLine().trim();
					    A = Integer.parseInt(strLine.substring(0, strLine.indexOf(' ')));
					    B = Integer.parseInt(strLine.substring(strLine.indexOf(' ')).trim());
					    count = 0;
					    prev = new Hashtable<String, String>();
					    if((A + "").length() == (B + "").length()){
					    	for (int i = A, j; i < B; i++) {
								for (j = 1; j < (i + "").length(); j++) {
									p1 = (i + "").substring(0, (i + "").length()-j);
									p2 = (i + "").substring((i + "").length()-j);
									p = p2 + p1.substring(0, p1.length());
									if((i + "").length() == (Integer.parseInt(p)+"").length() && B >= Integer.parseInt(p) && i < Integer.parseInt(p) && !prev.containsKey(i+","+p)){
										prev.put(i+","+p, "");
										count++;
									}
								}
							}
					    }
					    bw.write("Case #"+(testCase+1)+": "+ count);
					    bw.newLine();
				    }
				    bw.flush();
				    bw.close();
				    br.close();
		    	}
		    }
		}catch (Exception e) {
			e.printStackTrace();
		}
	}
}
