import java.util.HashMap;
import java.util.HashSet;
import java.util.Scanner;

public class Recycle {

	private static HashMap<Integer, HashSet<Integer>> map = new HashMap<Integer, HashSet<Integer>>();
	private static HashSet<Integer> toSkip = new HashSet<Integer>();
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner reader = new Scanner(System.in);
		int T = reader.nextInt();
		for (int tc = 1; tc <= T; tc++) {
			int a = reader.nextInt();
			int b = reader.nextInt();
			long before = System.currentTimeMillis();
			int res = doit(a, b);
			System.out.printf("Case #%d: %d\n", tc, res);
			long after = System.currentTimeMillis();
//			System.out.println("time taken: " + (after - before));
		}
	}

	private static int doit(int a, int b) {
		int count = 0;
		HashSet<Integer> skip = new HashSet<Integer>(toSkip);
		for (int i = a; i <= b; i++) {
			if (skip.contains(i))
				continue;
			HashSet<Integer> arr = generate(i);
//			if(arr.size() > 1) {
//				map.put(i, arr);
//			}
			// System.out.println(i + " --> " +
			// Arrays.deepToString(arr.toArray()));
			int temp = 0;
			if (arr.size() > 1) {
				for (int x : arr) {
					if (x >= a && x <= b) {
						temp++;
						skip.add(x);
					}
				}
				count += temp * (temp - 1) / 2;
			}
//			System.out.println("not skipping " + i + " gen: " + arr.size()+ " " + (temp * (temp - 1) / 2));
		}
		return count;
	}

	private static HashSet<Integer> generate(int num) {
		if(map.containsKey(num)) {
			HashSet<Integer> list = map.get(num);
			return list;
		}
		HashSet<Integer> list = new HashSet<Integer>();
		String s = "" + num;
		list.add(num);
		int len = s.length();
		for (int i = 1; i < len; i++) {
			String temp = s.substring(i) + s.substring(0, i);
			// System.out.println("temp: " + temp);
			if (temp.charAt(0) == '0')
				continue;
			int x = Integer.parseInt(temp);
			if( x <= 2000000) {
				list.add(x);
			}
		}
		if(list.size() > 1) {
			map.put(num, list);
		} else {
			toSkip.add(num);
		}
		return list;
	}

}

package google.solver;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;

public class ProblemPackageCreator  implements ChallengeConstants{

	private final String packageName;
	private String directoryName;
	private String challengeDef;
	private String readerName;
	private String challengeName;
	private String packagePath;


	ProblemPackageCreator(String packageName){
		this.packageName = packageName;
		packagePath = "google.contest."+packageName;
		directoryName = BASE_DIR+DELIMITER+packageName;
		challengeDef = BASE_DIR+DELIMITER+packageName+DELIMITER+CHALLENGE_DEFINITION;
		readerName = packageName.substring(0,1).toUpperCase()+packageName.substring(1)+"Reader";
		challengeName = packageName.substring(0,1).toUpperCase()+packageName.substring(1)+"Challenge";
	}

	private void create() {
		try{
			createDirectory();
			createTestIn();
			createChallengeDefinition2();
			createReader();
			createChallenge();
		}
		catch(Exception e){
			throw new RuntimeException(e);
		}
	}

	private void createTestIn() {
		writeToPath(TEST_IN, "");
		
	}

	private void createChallenge() {
		String def ="package "+packagePath+";\n\n"+
				"import google.loader.Challenge;\n"+
				"import google.problems.AbstractChallenge;\n\n"+
				"public class "+challengeName+" extends AbstractChallenge implements Challenge {\n\n"+
				"public "+challengeName+"(int number) {\n"+
				"super(number);\n"+
				"setResult(\"\");\n"+
				"}\n"+
				"}\n";
		writeJava(challengeName, def);
	}

	private void createReader() {
		String def = "package "+packagePath+";\n\n"+
				"import google.loader.Challenge;\n"+
				"import google.problems.AbstractReader;\n\n"+
				"public class "+readerName+" extends AbstractReader {\n \n"+
				"@Override\n"+
				"protected Challenge createChallenge(int number) {\n"+
				"int theLine = getActualLine();\n"+
				"String[] lines = getLines();\n"+
				"int value = Integer.parseInt(getLines()[theLine]);\n"+
				challengeName+" chal = new "+challengeName+"(number);\n"+
				"setActualLine(theLine+1);\n"+
				"return chal;\n"+
				"}\n"+
				"\n"+
				"}\n";

		writeJava(readerName, def);
	}
	
	private void writeToPath(String fileName, String text){
		write(directoryName+DELIMITER+fileName, text);
	}

	private void writeJava(String baseName, String text) {
		writeToPath(baseName+".java", text);
	}

	private void createChallengeDefinition() {
		String def = "fileName="+TEST_IN+"\n"+
				"# fileName=A-small-practice.in\n"+
				"# fileName=A-large-practice.in\n"+
				"# fileName=B-small-practice.in\n"+
				"# fileName=B-large-practice.in\n"+
				"# fileName=C-small-practice.in\n"+
				"# fileName=C-large-practice.in\n"+
				"readerClassName="+packagePath+"."+readerName;
		write(challengeDef, def);
	}

	private void createChallengeDefinition2() {
		String def = "fileName="+TEST_IN+"\n"+
				"# fileName="+packageName+"-small-practice.in\n"+
				"# fileName="+packageName+"-large-practice.in\n"+
				"readerClassName="+packagePath+"."+readerName;
		write(challengeDef, def);
	}
	
	private void createDirectory() throws Exception{
		File file = new File(directoryName);
		if(! file.exists()){
			file.mkdir();
		}else{
			throw new RuntimeException("alreadyExisting");
		}
	}

	public static void main(String[] args) {
		String packageName =CHALLENGE_NAME;
		ProblemPackageCreator creator = new ProblemPackageCreator("A");
		creator.create();
		creator = new ProblemPackageCreator("B");
		creator.create();
		creator = new ProblemPackageCreator("C");
		creator.create();
	}

	public static void write(String aFileName, String text) {
		try{
			FileWriter fstream = new FileWriter(aFileName);
			BufferedWriter out = new BufferedWriter(fstream);
			out.write(text);
			out.close();
		}catch (Exception e){
			throw new RuntimeException(e);
		}
	}


}
