import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class Q3M {
	public static void main(String[] args) throws Exception {
		compute();
	}

	private static void compute() throws Exception {
		BufferedReader br = new BufferedReader(new FileReader(new File(
				"C:\\work\\Q3\\C-small-attempt0.in")));
		String line = null;
		int i = Integer.parseInt(br.readLine());
		List l = new ArrayList();
		for (int j = 0; j < i; j++) {
			line = br.readLine();
			String[] nums = line.split(" ");
			l.add(calculate(nums));
		}
		writeOutput(l);
	}

	private static int calculate(String[] nums) {
		int min = Integer.parseInt(nums[0]);
		int max = Integer.parseInt(nums[1]);
		int count = 0;
		List l = new ArrayList();
		for (int i = min; i <= max; i++) {
			for (int times = 1; times < countDigits(i); times++) {
				int res = shiftNum(i, times);
				if (res <= max && i < res) {
					if ((!l.contains((i + ":" + res)))) {
						l.add(i + ":" + res);
						l.add(res + ":" + i);
						count++;
					}
				}
			}
		}
		return count;
	}

	private static boolean checkZeros(int temp, int res) {
		if (temp % 10 == 0 || res % 10 == 0)
			return false;
		return true;
	}

	private static int shiftNum(int n, int times) {
		int base = (int) Math.pow(10, times);
		int temp2 = n / base;
		int placeHolder = (int) Math.pow((double) 10,
				(double) countDigits(temp2));
		int res = placeHolder * (n % base) + temp2;
		if (countDigits(res) == countDigits(n)) {
			return res;
		} else {
			return 2000001;
		}
	}

	public static int countDigits(int x) {
		if (x < 10)
			return 1;
		else {
			return 1 + countDigits(x / 10);
		}
	}

	private static void writeOutput(List l) throws Exception {
		StringBuffer b = new StringBuffer();
		int i = 1;
		BufferedWriter br = new BufferedWriter(new FileWriter(new File(
				"C:\\work\\Q3\\ans.txt")));
		for (Iterator iterator = l.iterator(); iterator.hasNext();) {
			br.write("Case #" + i++ + ": " + iterator.next());
			br.newLine();
		}
		br.close();
	}

}
package googlecodejam2012_qualification;
/** 
 * @author neil
 */
import java.io.*;
import java.util.*;
public class NewMain {

    /**
     * @param args the command line arguments
     */
    static boolean recycle(int n,int m)
    {
        String N = Integer.toString(n);
        String M = Integer.toString(m);
        for(int i=1;i<N.length();i++)
        {
            N = N.substring(N.length()-1)+N.substring(0,N.length()-1);
            //System.out.println("checking "+N+" "+M);
            if(N.equals(M)) return true;
        }
        return false;
    }
    
    public static void main(String[] args) throws IOException
    {        
        //BufferedReader in = new BufferedReader(new InputStreamReader(System.in));   
        BufferedReader in = new BufferedReader(new FileReader("./src/googlecodejam2012_qualification/io/C-small-input.in"));        
        BufferedWriter out = new BufferedWriter(new FileWriter("./src/googlecodejam2012_qualification/io/C-small-output.txt"));
        PrintStream ps = new PrintStream(System.out,true);
        StringTokenizer st;//st = new StringTokenizer(in.readLine()," ");
        int t = Integer.parseInt(in.readLine());
        int count=0,count1=0;
        while(count++<t)
        {
            st = new StringTokenizer(in.readLine()," ");
            int A = Integer.parseInt(st.nextToken());
            int B = Integer.parseInt(st.nextToken());

            count1=0;
            for(int i=A;i<=B;i++)
            {
                int m = i;
                for(int j=A;j<m;j++)
                {
                    int n = j;
                    if(Integer.toString(m).length()==(Integer.toString(n).length())&&recycle(n,m))
                    {
                        count1++;
                    }
                }
            }
            
            ps.println("Case #"+count+": "+count1);
            out.write("Case #"+count+": "+count1+"\n");
            out.flush();
        }                
    }
}
