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 codejam.y2012.r0;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

/**
 * @author Ilya Lantuh
 */
public class Task3 {

    static Scanner input;
    static BufferedWriter output;

    public static void main(String[] args) throws Exception {
        input = new Scanner(new File("D:/Programming/Projects/CodeJam/input.txt"));
        output = new BufferedWriter(new FileWriter("D:/Programming/Projects/CodeJam/output.txt"));
        int T = input.nextInt();
        for (int i = 1; i <= T; i++) {
            String result = getResult();
            System.out.println("Case #" + i + ": " + result);
            output.write("Case #" + i + ": " + result);
            output.newLine();
        }
        output.close();
    }

    public static String getResult() {
        int A = input.nextInt();
        int B = input.nextInt();
        Set<String> res = new HashSet<String>();
        for (int i = A; i < B; i++) {
            String num = String.valueOf(i);
            for (int j = 1; j < num.length(); j++) {
                int num2 = Integer.parseInt(getRecycled(num, j));
                if (num2 > i && num2 <= B) {
                    res.add("(" + num + ", " + num2 + ")");
                }
                
            }
        }
        return String.valueOf(res.size());
    }
    
    public static String getRecycled(String source, int digits) {
        String firstPart = source.substring(0, source.length() - digits);
        String secondPart = source.substring(source.length() - digits);
        return secondPart + firstPart;
    }
    
}
