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 problem.c;

import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

public class ProblemC {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		OutputBuilder out = new OutputBuilder();
		Set<Pair> pairs;
		int numCases;
		String A;
		String B;
		String[] linha;
		numCases = scanner.nextInt();
		scanner.nextLine();

		for (int k = 1; k <= numCases; k++) {
			linha = scanner.nextLine().split(" ");
			A = linha[0];
			B = linha[1];
			pairs = resolve(A, B);
			out.addLine(k, pairs.size());
		}
		System.out.println(out.toString());
	}

	private static Set<Pair> resolve(String A, String B) {
		Set<Pair> pairs = new HashSet<Pair>();
		int inicio = Integer.valueOf(A);
		int fim = Integer.valueOf(B);
		int k;
		for (int i = inicio; i <= fim; i++) {
			String N = String.valueOf(i);
			for (k = 1; k <= N.length() - 1; k++) {
				if ((Character.getNumericValue(N.charAt(k)) <= Character.getNumericValue(B.charAt(0))) && Character.getNumericValue(N.charAt(k)) != 0) {
					String M = (N.substring(k) + N.substring(0, k));
					if (!N.equals(M)) {
						if (Integer.valueOf(M) > inicio && Integer.valueOf(M) < fim) {
							pairs.add(new Pair(N, M));
						}
					}
				}
			}
		}
		return pairs;
	}

	private static class Pair {
		String n, m;

		public Pair(String n, String m) {
			this.n = n;
			this.m = m;
		}

		@Override
		public int hashCode() {
			final int prime = 31;
			return prime * ((this.m == null) ? 0 : this.m.hashCode()) + prime * ((this.n == null) ? 0 : this.n.hashCode());
		}

		@Override
		public boolean equals(Object obj) {
			if (this == obj) {
				return true;
			}
			if (obj == null) {
				return false;
			}
			if (this.getClass() != obj.getClass()) {
				return false;
			}
			Pair other = (Pair) obj;
			if (this.m.equals(other.n) && (this.n.equals(other.m))) {
				return true;
			}
			if (this.m == null) {
				if (other.m != null) {
					return false;
				}
			} else if (!this.m.equals(other.m)) {
				return false;
			}
			if (this.n == null) {
				if (other.n != null) {
					return false;
				}
			} else if (!this.n.equals(other.n)) {
				return false;
			}
			return true;
		}

	}

	private static class OutputBuilder {

		private StringBuilder sb = new StringBuilder();

		public void addLine(int i, int result) {
			this.sb.append("Case #");
			this.sb.append(i);
			this.sb.append(": ");
			this.sb.append(result);
			this.sb.append('\n');
		}

		@Override
		public String toString() {
			return this.sb.toString();
		}
	}

}
