import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.StringTokenizer;

public class ReadFile {
	public static void main(String[] args) throws Exception {
		String srcFile = "C:" + File.separator + "Documents and Settings"
				+ File.separator + "rohit" + File.separator + "My Documents"
				+ File.separator + "Downloads" + File.separator
				+ "C-small-attempt1.in.txt";
		String destFile = "C:" + File.separator + "Documents and Settings"
				+ File.separator + "rohit" + File.separator + "My Documents"
				+ File.separator + "Downloads" + File.separator
				+ "C-small-attempt0.out";
		File file = new File(srcFile);
		List<String> readData = new ArrayList<String>();
		FileReader fileInputStream = new FileReader(file);
		BufferedReader bufferedReader = new BufferedReader(fileInputStream);
		StringBuilder stringBuilder = new StringBuilder();
		String line = null;
		while ((line = bufferedReader.readLine()) != null) {
			readData.add(line);
		}
		stringBuilder.append(generateOutput(readData));
		File writeFile = new File(destFile);
		if (!writeFile.exists()) {
			writeFile.createNewFile();
		}
		FileWriter fileWriter = new FileWriter(writeFile);
		BufferedWriter bufferedWriter = new BufferedWriter(fileWriter);
		bufferedWriter.write(stringBuilder.toString());
		bufferedWriter.close();
		System.out.println("output" + stringBuilder);
	}

	/**
	 * @param number
	 * @return
	 */
	private static String generateOutput(List<String> number) {
		StringBuilder stringBuilder = new StringBuilder();
		for (int i = 0; i < number.size(); i++) {
			if (i == 0) {
				continue;
			} else {
				String tempString = number.get(i);
				String[] temArr = tempString.split(" ");
				stringBuilder.append("Case #" + i + ": ");
				stringBuilder.append(getRecNumbers(temArr[0], temArr[1]));
				stringBuilder.append("\n");
			}
		}
		if (stringBuilder.length() > 0) {
			stringBuilder.deleteCharAt(stringBuilder.length() - 1);
		}
		return stringBuilder.toString();
	}

	// /* This method accepts method for google code jam */
	// private static String method(String value) {
	// int intValue = Integer.valueOf(value);
	// double givenExpr = 3 + Math.sqrt(5);
	// double num = Math.pow(givenExpr, intValue);
	// String valArr[] = (num + "").split("\\.");
	// int finalVal = Integer.valueOf(valArr[0]) % 1000;
	//
	// return String.format("%1$03d", finalVal);
	//
	// }
	//
	// /* This method accepts method for google code jam */
	// private static String method2(String value) {
	// StringTokenizer st = new StringTokenizer(value, " ");
	// String test[] = value.split(" ");
	// StringBuffer str = new StringBuffer();
	//
	// for (int i = 0; i < test.length; i++) {
	// // test[i]=test[test.length-i-1];
	// str.append(test[test.length - i - 1]);
	// str.append(" ");
	// }
	// str.deleteCharAt(str.length() - 1);
	// String strReversedLine = "";
	//
	// while (st.hasMoreTokens()) {
	// strReversedLine = st.nextToken() + " " + strReversedLine;
	// }
	//
	// return str.toString();
	// }

	private static int getRecNumbers(String no1, String no2) {

		int a = Integer.valueOf(no1);
		int b = Integer.valueOf(no2);
		Set<String> dupC = new HashSet<String>();
		for (int i = a; i <= b; i++) {
			int n = i;
			List<String> value = findPerm(n);
			for (String val : value) {
				if (Integer.valueOf(val) <= b && Integer.valueOf(val) >= a
						&& n < Integer.valueOf(val)) {
					dupC.add(n + "-" + val);
				}
			}
		}
		return dupC.size();
	}

	private static List<String> findPerm(int num) {
		String numString = String.valueOf(num);
		List<String> value = new ArrayList<String>();
		for (int i = 0; i < numString.length(); i++) {
			String temp = charIns(numString, i);
			if (!temp.equalsIgnoreCase(numString)) {
				value.add(charIns(numString, i));
			}
		}
		return value;

	}

	public static String charIns(String str, int j) {
		String begin = str.substring(0, j);
		String end = str.substring(j);
		return end + begin;
	}
}
package google.code.jam.problem.c;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

public class MainClass {

	public static final String PATH_FILE = "C:/Temp/";

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		try {

			MainClass mainClass = new MainClass();
//			HashSet <String> recycledNumbersCollection = new HashSet <String>();
			List<String> recycled = new ArrayList<String>();
			
			// Open the file that is the first
			// command line parameter
			FileInputStream fstream = new FileInputStream(PATH_FILE
					+ "C-small-attempt1.in");

			// Get the object of DataInputStream
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));

			String strLine = br.readLine();

			int numOfTestCase = Integer.parseInt(strLine);

			
			if ((numOfTestCase >= 1) && (numOfTestCase <= 50)) {

				int i = 1;

				// Read File Line By Line
				while ((strLine = br.readLine()) != null) {

					StringTokenizer st = new StringTokenizer(strLine, " ");

					int numberA = Integer.parseInt(st.nextToken());
					int numberB = Integer.parseInt(st.nextToken());

					if ((1 <= numberA) && (numberA <= numberB)
							&& (numberB <= 1000)) {

						int recycledPair = 0;

						for (int j = numberA; j < numberB; j++) {

							String rotateNumber = String.valueOf(j);
							
							int currentNumber = j;

//							System.out.println("currentNumber: " + currentNumber);
							
							for (int k = 1; k < String.valueOf(j).length(); k++) {

								String rotateNumberNew = mainClass
										.rotateNumber(rotateNumber);
								
//								System.out.println(rotateNumberNew);

								if ((!"-1".equals(rotateNumber))
										&& (Integer.valueOf(rotateNumberNew) > currentNumber)
										&& (Integer.valueOf(rotateNumberNew) <= numberB)
										&& (rotateNumber != rotateNumberNew)) {

									recycledPair++;
//									recycledNumbersCollection.add(rotateNumberNew);
									recycled.add(currentNumber + " , " + rotateNumberNew);
//									System.out.println(":: recycledPair :: " + rotateNumberNew);
								}
								
								rotateNumber = rotateNumberNew;
							}
						}

//						int temp = 0;
//						for (String string : recycled) {
//							System.out.println("number " + ++temp +": " + string);
//						}
						
						System.out.println("Case #" + i++ + ": " + recycledPair);

//						System.out.println(recycledNumbersCollection.size());
						
					} else {

						throw new Exception("Condition not 1 <= A <= B <= 1000");
					}
				}

			} else {

				throw new Exception("Number of test case is not valid");
			}
			// Close the input stream
			in.close();
		} catch (Exception e) {// Catch exception if any
			System.err.println("Error: " + e.getMessage());
		}
	}

	public String rotateNumber(String number) {

		String returnValue = "-1";
		
		try {

			if (Integer.parseInt(number) >= 10) {

				String lastDigit = number.substring(number.length() -1 , number.length());
				
				returnValue = lastDigit + number.substring(0, number.length() -1);
				
//				String firstDigit = number.substring(0, 1);

//				returnValue = number.substring(1) + firstDigit;
				

			} else {

				returnValue = "-1";
			}

		} catch (Exception e) {

			System.err.println("Error: " + e.getMessage());
		}

		return returnValue;
	}

}

//1111 2222
