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;
	}
}
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Codejam2012;

import java.io.*;

/**
 *
 * @author Brian
 */
public class recycled {

    public static void main(String[] args) throws FileNotFoundException, IOException {

        String data;
        int result;
        String printout = "";
        String[] output;

        String inputFileName = "C:/input/recycledIn.txt";
        String outputFileName = "C:/input/recycledOut.txt";

        BufferedReader reader = new BufferedReader(new FileReader(inputFileName));
        FileWriter out = new FileWriter(outputFileName);
        PrintWriter print = new PrintWriter(out);

        data = reader.readLine();
        int size = Integer.parseInt(data);
        output = new String[size];
        data = reader.readLine();
        int k = 0;
        while (data != null) {
            //result=data;
            String[] nums = data.split("\\s");
            int firstNum = Integer.parseInt(nums[0]);
            int secNum = Integer.parseInt(nums[1]);
            boolean res;
            if (secNum < 10) {
                result = 0;
            } else {
                if (String.valueOf(firstNum).length() == String.valueOf(secNum).length()) {
                    result = checkNumOfArrangements(firstNum, secNum);
                } else {
                    result = 0;
                }
            }

            output[k++] = String.valueOf(result);

            data = reader.readLine();
        }

        for (int p = 0; p < output.length; p++) {
            printout += "Case #" + (p + 1) + ": " + output[p] + "\n";
        }
        print.println(printout);
        print.close();
        reader.close();
    }

    public static boolean compareNumChars(int first, int second) {
//        int k = 0;
//        boolean cond = true;
//        String firstNum = String.valueOf(first);
//        String secNum = String.valueOf(second);
//        while (k < firstNum.length()) {
//            if (firstNum.charAt(k) == secNum.charAt(k)) {
//                k++;
//                continue;
//            } else {
//                cond = false;
//                break;
//            }
//        }
//        return cond;
        if(first == second){
            return true;
        }
        else{
            return false;
        }
    }

    public static int checkNumOfArrangements(int first, int second) {
        int control = first;
        int count = 0;
        while (control <= second) {
            int control_alt = control + 1;
            while (control_alt <= second) {
                if (compareNums(control, control_alt)) {
                    count++;
                }
                control_alt++;
            }
            control++;
        }
        return count;
    }

    public static boolean compareNums(int first, int second) {

        String str = String.valueOf(first);
        StringBuffer buf;
        if (compareNumChars(first, second)) {
            return true;
        } else {
            for (int k = 0; k < str.length()-1; k++) {
                buf = new StringBuffer(str);
                for (int p = 0; p < str.length(); p++) {
                    if (p == 0) {
                        buf.setCharAt(p, str.charAt(str.length() - 1));
                    } else {
                        buf.setCharAt(p, str.charAt(p - 1));
                    }
                }
                if (compareNumChars(Integer.parseInt(buf.toString()), second)) {
                    return true;
                } else {
                    str = buf.toString();
                }
            }
            return false;
        }
    }
}
