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 org.moriraaca.codejam;

import java.io.File;
import java.io.InputStream;
import java.io.PrintStream;

public abstract class AbstractSolver<TC extends TestCase> {
	protected final String RESOURCE_FOLDER = "src/main/resources/";

	/* Config */
	protected final String defaultInputFileName;

	protected final OutputDestination outputDestination;

	protected final DebugOutputLevel debugOutputLevel;

	protected final Class<? extends AbstractDataParser> dataParserClass;

	protected PrintStream output;

	protected PrintStream getOutput() {
		if (output == null) {
			try {
				switch (outputDestination) {
				case STDOUT:
					output = System.out;
					break;
				case FILE:
					output = new PrintStream(new File(
							defaultInputFileName.replaceAll("\\.in", "\\.out")));
				default:
					break;
				}
			} catch (Exception rethrow) {
				throw new Error("Fatal error on initialization of output",
						rethrow);
			}
		}

		return output;
	}

	public AbstractSolver() {
		try {
			SolverConfiguration config = getClass().getAnnotation(
					SolverConfiguration.class);
			debugOutputLevel = config.debugOutputLevel();
			outputDestination = config.outputDestination();
			defaultInputFileName = config.inputFileName();
			dataParserClass = config.parser();

		} catch (Exception log) {
			log.printStackTrace();
			throw new Error("Fatal error on initialization", log);
		}
	}

	public void write(String msg, DebugOutputLevel level) {
		if (level.ordinal() <= debugOutputLevel.ordinal()) {
			getOutput().print(msg);
		}
	}

	public final String solve() {
		return solve(defaultInputFileName);
	}

	@SuppressWarnings("unchecked")
	public final String solve(String fileName) {
		try {
			AbstractDataParser dataParser = dataParserClass.getConstructor(
					InputStream.class).newInstance(
					getClass().getClassLoader().getResourceAsStream(fileName));

			StringBuilder result = new StringBuilder();

			for (int i = 0; i < dataParser.getTestCases().length; i++) {
				result.append("Case #")
						.append(i + 1)
						.append(": ")
						.append(solveTestCase((TC) dataParser.getTestCases()[i]))
						.append("\n");
			}

			return result.toString();
		} catch (Exception e) {
			throw new Error("Fatal error on solve", e);
		}
	}

	public final void getSolution() {
		write(solve(), DebugOutputLevel.SOLUTION);
	}

	protected abstract String solveTestCase(TC testCase);
}
