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.codejam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

import java.util.Set;
import java.util.TreeSet;

public class Problem3 {
    public Problem3() {
        super();
    }
    public static void main(String[] args) {
        try {
        BufferedReader reader = new BufferedReader(new FileReader("D:\\codejam\\2012\\C.in"));
        BufferedWriter writer = new BufferedWriter(new FileWriter("D:\\codejam\\2012\\C.out"));

                //... Loop as long as there are input lines.
                String line = null;
            reader.readLine();
            int i=1;
                while ((line=reader.readLine()) != null) {
                    writer.write("Case #"+i+": "+convert(line));
                    writer.newLine();   // Write system dependent end of line.
                    i++;
                }

                //... Close reader and writer.
                reader.close();  // Close to unlock.
                writer.close();  // Close to unlock and flush to disk.

    }
        catch(Exception ex) {
            ex.printStackTrace();
        }
    }
    

//public static void main(String[] args) {
//        System.out.println(convert("123 995"));
//    }
    private static boolean isInRange(String num,int A, int B) {
        
            int iNum = Integer.parseInt(num);
            if(iNum>=A && iNum<=B)
                return true;
        return false;
    }
    
    private static Set<String> cycle(String num, int A,int B) {
        Set<String> cycleSet = new TreeSet<String>();
        
        if(isInRange(num,A,B))
            cycleSet.add(num);
        
        for(int i=1;i<num.length();i++) {
            String tmp = num.substring(num.length()-i)+num.substring(0, num.length()-i);
            if(isInRange(tmp, A, B))
                cycleSet.add(tmp);
        }
       // System.out.println(cycleSet);
        return cycleSet;
    }
    
    private static int size(Set<String> set) {
        int size = set.size();
        return (size*(size-1))/2;
    }
    private static int convert(String input) {
        String[] inputArr = input.split(" ");
        
        try {
            int A = Integer.parseInt(inputArr[0]);
            int B = Integer.parseInt(inputArr[1]);
            
            Set<String> processedNumber = new TreeSet<String>();
            
            Set<String> childSet = null;
            int size=0;
            
            int totalCount = 0;
            for(Integer num = A;num<=B;num++) {
                
                if(processedNumber.contains(num.toString()))
                    continue;
                
                childSet = cycle(num.toString(), A, B);
                size = size(childSet);
                
                if(size>0) {
                    totalCount+=size;
                    processedNumber.addAll(childSet);
                }
                
            }
            
            return totalCount;
            
        }
        catch(Exception ex) {
            ex.printStackTrace();
        }
        return 0;
    }
}
