package fixjava;

public class StringUtils {

	/** Repeat the given string the requested number of times. */
	public static String repeat(String str, int numTimes) {
		StringBuilder buf = new StringBuilder(Math.max(0, str.length() * numTimes));
		for (int i = 0; i < numTimes; i++)
			buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the left hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padLeft(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(padChar);
		for (int i = 1, mi = bufSize - str.length(); i < mi; i++)
			buf.append(padChar);
		buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the right hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padRight(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(str);
		buf.append(padChar);
		while (buf.length() < bufSize)
			buf.append(padChar);
		return buf.toString();
	}

	/** Intern all strings in an array, skipping null elements. */
	public static String[] intern(String[] arr) {
		for (int i = 0; i < arr.length; i++)
			arr[i] = arr[i].intern();
		return arr;
	}

	/** Intern a string, ignoring null */
	public static String intern(String str) {
		return str == null ? null : str.intern();
	}

}

package google.codejam.com;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.StringTokenizer;

public class Solution {

	public static void main(String[] args) {

		BufferedReader f = null;
		PrintWriter out = null;
		try {
			f = new BufferedReader(new FileReader("in.txt"));
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		try {
			out = new PrintWriter(new BufferedWriter(new FileWriter("out.txt")));
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		try {

			// SOLUTION STARTS HERE

			int count = new Integer(f.readLine());
			for (int i = 1; i <= count; i++) {
				long sum = 0L;
				String[] in = f.readLine().split(" ");
				int from = new Integer(in[0]);
				int to = new Integer(in[1]);

				for (int num = from; num <= to; num++) {
					String toStr = new Integer(to).toString();
					String numStr = new Integer(num).toString();
					sum += getSum(numStr, toStr);

				}

				out.write("Case #" + i + ": " + sum + "\n");
				System.out.println("Case #" + i + ": " + sum);

			}

			// SOLUTION ENDS HERE

			out.flush();
			out.close();
			f.close();

		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

	private static long getSum(String numStr, String toStr) {
		String conn = "";
		conn = numStr + numStr;
		HashSet<String> set = new HashSet<String>();
		for (int i = 0; i < numStr.length(); i++) {
			String cand = conn.substring(i, i + numStr.length());
			if(cand.compareTo(numStr) > 0 && cand.compareTo(toStr) <= 0)
				set.add(cand);
		}
		
		return set.size();
	}

}
