import java.util.Scanner;
import java.io.*;
import java.lang.Math;


public class C{
	public static int recycle(String str){
		String[] numbers = str.split(" ");
		int min = Integer.parseInt(numbers[0]);
		int max = Integer.parseInt(numbers[1]);
		int ret = 0;

		for(int i = min; i < max; i++){
			String num = i + "";
			int len = num.length();
			int k = i;
			for(int j = 1; j < len; j++){
				k = (k/10) + (int)java.lang.Math.pow(10.0,(double)(len-1))*(k%10);
				if (k > i && k <= max)
					ret++;
				else if(k == i)
					break;
			}
		}

		return ret;
	}

	public static void main(String[] args){
		Scanner sc = null;
		String next;
		int out;
		try{
			sc = new Scanner(new File("C-large.in"));
			int cases = Integer.parseInt(sc.nextLine());
			int current = 0;
			

			FileWriter fs = new FileWriter("output.txt");
			BufferedWriter buff = new BufferedWriter(fs);
			while(current < cases){
				next = sc.nextLine();
				current++;
				out = recycle(next);
				buff.write("Case #" + current + ": " + out + "\n");
			}
			buff.close();
		}
		catch(Exception ex){}
	}
}
package qualification;

import java.util.ArrayList;
import java.util.List;
import java.util.Vector;

import core.ExtendedBufferedReader;
import core.Template;

public class ProblemC extends Template {

	int _numberOfCases;
	Vector<List<Integer>> _cases = new Vector<List<Integer>>();

	@Override
	public void feedData(ExtendedBufferedReader iR) {
		// TODO Auto-generated method stub

		_numberOfCases = iR.getIntFL();

		for (int i=0; i<_numberOfCases; i++){

			_cases.add(iR.getIntListFL());

		}

	}

	public String rotRight(String iData){
		return iData.charAt(iData.length()-1)+iData.substring(0,iData.length()-1);
	}

	@Override
	public StringBuffer applyMethods() {
		// TODO Auto-generated method stub

		StringBuffer aBF = new StringBuffer();

		for (int i=0; i<_cases.size(); i++){

			List<Integer> aCase = _cases.elementAt(i);

			int A = aCase.get(0);
			int B = aCase.get(1);
			int count = 0;
			
			for (int n=A; n<=B; n++){



				String repN = (new Integer(n)).toString();
				String repM = repN;
				int aSize = repN.length();

				if (aSize>1) {

					List<Integer> aMExists = new ArrayList<Integer>();
					
					for (int j=0;j<aSize;j++) {

						repM = rotRight(repM);

						int rN = new Integer(repN).intValue();
						int rM = new Integer(repM).intValue();
						
						if ((rN<rM) && (rM<=B) && (!aMExists.contains(new Integer(rM)))) {
							count++;
							aMExists.add(new Integer(rM));
							//System.out.println("n="+repN+",m="+repM);
						} 
						
					}

				}
			}
			aBF.append("Case #"+(i+1)+": "+count+"\n");

		}

		return aBF;
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		new ProblemC().play(args);

	}

}
