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.codejam2012.awanish;

import java.util.ArrayList;
import java.util.Scanner;
import java.util.StringTokenizer;

public class RecycledNumbers {
	static long total = 0;

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		Scanner inputScan = new Scanner(System.in);
		int noOfCases = Integer.parseInt(inputScan.nextLine());
		long start;
		long end;
		for (int i = 1; i <= noOfCases; i++) {
			total = 0;

			String startend = inputScan.nextLine();
			StringTokenizer st = new StringTokenizer(startend, " ");
			start = Integer.parseInt(st.nextToken());
			end = Integer.parseInt(st.nextToken());
			for (long j = start; j <= end; j++) {
				checkPair(j, start, end);
			}
			System.out.println("Case #" + i + ": " + total/2);

		}

	}

	private static void checkPair(long j, long start, long end) {

		ArrayList a = new ArrayList();
		String tocheck = String.valueOf(j);
		a.add(tocheck);
		for (int c = 0; c < tocheck.length(); c++) {
			tocheck = rotate(tocheck);
			if (!a.contains(tocheck) && !tocheck.substring(0, 1).equals("0")
					&& start <= Integer.parseInt(tocheck)
					&& Integer.parseInt(tocheck) <= end) {
				a.add(tocheck);
				total++;
			}
		}

	}

	private static String rotate(String tocheck) {
		// TODO Auto-generated method stub
		return tocheck.substring(tocheck.length() - 1, tocheck.length())
				+ tocheck.substring(0, tocheck.length() - 1);
	}
}
