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

import java.util.HashSet;

/**
 *
 * @author vandit
 */
public class RecycleNumbers {

    private HashSet<String> numbers = new HashSet<String>();
    private HashSet<String> initialTempNumbers = new HashSet<String>();
    private HashSet<String> finalTempNumbers = new HashSet<String>();

    HashSet<Pair> numberPairs = new HashSet<Pair>();


    private void findRecycledNumbers(int start, int end, int places) {


        for (int i = start; i <= end; i++) {
            String initialNumber = Integer.toString(i);
            //if (!(numbers.contains(initialNumber) || finalTempNumbers.contains(initialNumber))) {

                StringBuffer tempNumber = new StringBuffer(initialNumber);
                int len = tempNumber.length();
                int startIndexToMove = len - places;
                String tempString = tempNumber.substring(startIndexToMove);
                if ((places == 1 && tempString.equals("0")) || tempString.charAt(0) == '0') {
                    continue;
                }
                tempNumber.delete(startIndexToMove, len);
                String finalTempNumber = tempString + tempNumber.toString();

                if (! (finalTempNumber.equals(initialNumber) || Integer.parseInt(finalTempNumber) > end || Integer.parseInt(finalTempNumber) < Integer.parseInt(initialNumber))) {
                    numbers.add(initialNumber);
                    finalTempNumbers.add(finalTempNumber);
                    Pair pair = new Pair(finalTempNumber,initialNumber);
                    numberPairs.add(pair);
                }
            }

        

    }

    public HashSet<Pair> findAllRecycledNumbers(int start, int end) {
        int length = Integer.toString(start).length();
        for (int i = 1; i < length; i++) {
            findRecycledNumbers(start, end, i);
        }
        return numberPairs;
    }
}

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashSet;

public class RecycleNumber {
	public static void solution(String fileName) throws IOException {

		FileReader fileReader = new FileReader(new File(fileName));
		BufferedReader bufferedReader = new BufferedReader(fileReader);

		String textLine = bufferedReader.readLine();

		int lines = Integer.parseInt(textLine);
		int[] ret = new int[lines];
		for (int i = 0; i < lines; i++) {
			textLine = bufferedReader.readLine();
			String[] t = textLine.split(" ");
			if (t.length < 2) {
				ret[i] = 0;
				continue;
			}
			long start = Long.parseLong(t[0]);
			long end = Long.parseLong(t[1]);
			int c = 0;
			for (long j = start; j < end; j++) {
				if (start < 10)
					break;
				c += getNumber(Long.toString(j), start, end);
			}
			ret[i] = c;
		}
		for (int i = 0; i < ret.length; i++) {
			System.out.println("Case #" + (i + 1) + ": " + ret[i]);
		}
	}

	public static int getNumber(String n, long s, long e) {
		int ret = 0;
		String t = n;
		long lo = Long.parseLong(n);
		HashSet<String> map = new HashSet<String>();
		for (int i = 1; i < n.length(); i++) {
			t = n.substring(i) + n.substring(0, i);
			String ts = n+";"+t;
			if (map.contains(ts)) continue;
			else map.add(ts);
			long l = Long.parseLong(t);
			if (l <= e && l >= s && lo < l)
				ret++;
		}

		return ret;
	}

	public static void main(String[] args) throws Exception {
		solution("c:\\sql\\C-small-attempt0.in");
	}
}
