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 codejam2;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Date;
import java.util.Scanner;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

public abstract class CodejamRunner {
	public static final int NUM_WORKERS = 4;
	public static final int TIMEOUT_MINUTES = 10;
	
	// Default behavior is to get number of test cases that follow
	public int preparse(Scanner s) {
		String line = s.nextLine();
		return new Scanner(line).nextInt();
	}
	
	public abstract CodejamCase parseCase(Scanner s);
	
	public void run(String[] args) {
		Date start = new Date();
		// Set up worker threads
		ExecutorService es = Executors.newFixedThreadPool(args.length > 0 ? NUM_WORKERS : 1);
		
		// Read in file one test at a time and put in work queue
		try {
			Scanner s = new Scanner(new FileInputStream(args.length > 0 ? args[0] : "sample"));
			PrintStream o = args.length > 0 ? 
					new PrintStream(new FileOutputStream(args[0]+ ".output")) :
					System.out;

			int numTests = preparse(s);
			
			final CodejamCase[] tests = new CodejamCase[numTests];
			
			for (int i = 0; i < numTests; i++) {
				final int id = i;
				tests[id] = parseCase(s);
				es.execute(new Runnable() {
					@Override
					public void run() {
						tests[id].compute();
						System.err.print(id + " ");
					}
				});
			}

			// Wait until work queue is empty
			try {
				es.shutdown();
				if (!es.awaitTermination(TIMEOUT_MINUTES, TimeUnit.MINUTES)) {
					System.err.println("Timeout! " + es.shutdownNow().size() + " tests incomplete.");
				}
			} catch (InterruptedException e) {
				System.err.println("Interrupted!");
				e.printStackTrace();
			}

			// Output results
			for (int i = 0; i < numTests; i++) {
				o.println("Case #" + (i+1) + ": " + tests[i].getOutput());
			}
				
		} catch (IOException e) {
			System.err.println("IO error!");
			e.printStackTrace();
		}

		System.err.println("\nExecution time: " + (new Date().getTime() - start.getTime()) + "(ms)");
		System.exit(0);
	}
	
	public static String padInt(int num, int len) {
		String s = "00000000000" + String.valueOf(num);
		return s.substring(s.length()-4);
	}
}
