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 com.afarok.google.codejam2012.qualificationround;

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

public class CRecycledNumber {
    public static void main(String[] ags)  {
        
        //System.setIn(new FileInputStream("src/com/afarok/google/codejam2012/qualificationround/C-small-attempt0.in"));
        //System.setOut(new PrintStream(new File("src/com/afarok/google/codejam2012/qualificationround/C-small-attempt0.out")));

        Scanner stdIn = new Scanner(System.in);
        int t = stdIn.nextInt();
        
        for(int tCase = 1;tCase<=t;++tCase) {
            int a = stdIn.nextInt();
            int b = stdIn.nextInt();
            //boolean[] recycled = new boolean[b+1];
            int y=0;
            for(int i=a;i<=b;++i) {
                Set<Integer> recyledSet = new HashSet<Integer>();
                for(int x=10;;x=x*10) {
                    int r = i%x;
                    if(r==0) continue;
                    int d = i/x;
                    if(d==0) break;
                    int lenghtOfd = (int) Math.floor(Math.log10(d)) + 1;
                    
                    
                    int recycledNum = (int) (r*Math.pow(10, lenghtOfd))+d;
                    if(recycledNum<=i) continue;
                    if(recyledSet.contains(recycledNum)) continue;
                    
                    if(recycledNum>=a&&recycledNum<=b) {
                        ++y;
                        recyledSet.add(recycledNum);
                    }
                }
            }
            System.out.println("Case #"+tCase+": " + y);
        }
    }
}
