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 recyclednumbers;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Hashtable;

/**
 *
 * @author PARIMAL
 */
public class RecycledNumbers {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {

        String inputFile = "E:\\C-small-attempt0.in";
        String outputFile = "E:\\C-small-attempt0.out";

        File f = new File(inputFile);
        FileInputStream fis = null;
        BufferedReader reader = null;

        try {
            fis = new FileInputStream(f);
            reader = new BufferedReader(new InputStreamReader(fis));
            String line = reader.readLine();
            //ret=line.split(" ");

            int loopCount = Integer.parseInt(line);

            int i;
            int a, b;
            long A, B;
            int RecycledPairs[] = new int[loopCount];
            for (int j = 0; j < RecycledPairs.length; j++) {
                RecycledPairs[j] = 0;
            }
            //System.out.println("loop"+loopCount);
            String out[] = new String[loopCount];
            String bounds[] = new String[2];

            for (i = 0; i < loopCount; i++) {

                String t = reader.readLine();
                bounds = t.split(" ");
                a = Integer.parseInt(bounds[0]);
                b = Integer.parseInt(bounds[1]);

                int lengthA = bounds[0].length();

                if (lengthA == 1) {
                    RecycledPairs[i] = 0;
                    out[i] = String.valueOf(RecycledPairs[i]);
                } else {
                    String tempA, lastA, firstA, finalA;
                    int finalAns;

                    for (int j = a; j <= b; j++) {

                        tempA = String.valueOf(j);
                        //System.out.println("tempA " + tempA);


                        for (int k = 1; k < lengthA; k++) {
                            lastA = tempA.substring(lengthA - k);    //12345 ==> 45

                            //System.out.println("lastA "+lastA);
                            //System.out.println("firstA "+firstA);

                            if (Integer.parseInt(lastA) == 0) {
                                //System.out.println("Encountered zeros with " + k + " times");
                            } else {

                                firstA = tempA.substring(0, lengthA - k);

                                finalA = lastA + firstA;

                                finalAns = Integer.parseInt(finalA);
                                if (j < finalAns && finalAns <=b) {
                                    RecycledPairs[i]++;
                                    //System.out.println("Re: " + RecycledPairs[i]);
                                }
                            }

                        }
                        out[i] = String.valueOf(RecycledPairs[i]);
                    }
                }

            }



            for (int j = 0; j < loopCount; j++) {
                String o = " ";
                StringBuffer sB = new StringBuffer(100);
                sB.append("Case #" + (j + 1) + ": ");

                o=sB.append(out[j]).toString();

                out[j] = o;
            }



            FileOutputStream fileOutputStream = null;
            try {
                File fOut = new File(outputFile);
                fileOutputStream = new FileOutputStream(fOut);

                for (int m = 0; m < out.length; m++) {

                    out[m] += "\n";
                    byte[] bytes = out[m].getBytes();
                    fileOutputStream.write(bytes);
                }


                fileOutputStream.flush();
                fileOutputStream.close();

                fis.close();

        } catch (IOException ex) {
            ex.printStackTrace();
        }
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
}
