package it.simone.google.code.jam2012;

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

public class RecycledNumber implements GoogleCodeExercise {

	int a = 0;
	int b = 0;
	Set<Couple> distinctCouple = null;
	long maxTime = 0;

	private class Couple {
		int x = 0;
		int y = 0;

		public Couple(int x, int y) {
			this.x = x;
			this.y = y;
		}

		@Override
		public int hashCode() {
			final int prime = 31;
			int result = 1;
			result = prime * result + getOuterType().hashCode();
			result = prime * result + x;
			result = prime * result + y;
			return result;
		}

		@Override
		public boolean equals(Object obj) {
			if (this == obj)
				return true;
			if (obj == null)
				return false;
			if (getClass() != obj.getClass())
				return false;
			Couple other = (Couple) obj;
			if (!getOuterType().equals(other.getOuterType()))
				return false;
			if (x == other.x && y == other.y)
				return true;
			if (x == other.y && y == other.x)
				return true;
			return false;
		}

		private RecycledNumber getOuterType() {
			return RecycledNumber.this;
		}

	}

	@Override
	public String execute(String line) {
		int result = 0;

		String[] data = line.split(" ");
		a = Integer.parseInt(data[0]);
		b = Integer.parseInt(data[1]);
		initialize();

		int n = a;
		//
		while (n <= b) {
			result += analize(n);
			n++;
//			if (n % 1000 == 0)
//				System.out.println(n);
		}

		System.out.println(result);
		return "" + result;
	}

	@Override
	public void initialize() {
		distinctCouple = new HashSet<Couple>();
	}

	private int analize(int number) {
		String numString = "" + number;
		initialize();
		for (int i = 1; i < numString.length(); i++) {
			int m = shift(numString, i);
			if (a <= number && number < m && m <= b) {
				Couple couple=new Couple(number,m);
				if (!distinctCouple.contains(couple))
					distinctCouple.add(couple);
			}
		}
		return distinctCouple.size();
	}

	private int shift(String numString, int posx) {

		String result = null;
		result = "" + numString.substring(posx) + numString.substring(0, posx);

		return Integer.parseInt(result.toString());
	}

}

import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.HashMap;

public class RecycledNumbers{
	
	

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try {
		
		File inf = new File("/home/jeyram/Downloads/"+"C-large.in");
		File of = new File("/home/jeyram/Downloads/"+"rl-rn-large-output.in");
		FileInputStream in = new FileInputStream(inf);
		FileOutputStream out = new FileOutputStream(of);
		// Get the object of DataInputStream
		  //DataInputStream in = new DataInputStream(fstream);
		  BufferedReader br = new BufferedReader(new InputStreamReader(in));
		  String strLine;
		  //Read File Line By Line
		  if ((strLine = br.readLine()) != null)   {
			  System.out.println (strLine);
			  int itrs= Integer.parseInt(strLine);
			  int count=0;
			  //#test cases
			  while (count < itrs)   {
				  if ((strLine = br.readLine()) != null){
					  //	input str
					  String[] inst = strLine.split(" ");
					  //start no
					  final int A = Integer.parseInt(inst[0]);
					  //end no
					  final int B = Integer.parseInt(inst[1]);	  
					  //no of numbers
					  int y=0;
					  //no of iterations check 3 for 4 digit number
					  int exp = (String.valueOf(A)).length()-1;
					  int exC=1;
					  while (exC<=exp){
						  int n =A;						  
						  while(n<=B){
							  int pow =1;
							  for(int p1=1;p1<exC;p1++)
							  {pow*=10;}
							  int q = n / (10*pow);
							  int r = n % (10*pow);
							  if(r!=0 && q!=0){
								  String ne = String.valueOf(r)+String.valueOf(q);
								  int m = Integer.parseInt(ne);
								  if((m<=B) && (n!=m) && (m>n) && 
										  (String.valueOf(n)).length()==(String.valueOf(m)).length()){//valid pair
									  //System.out.println(":"+n +":"+m);									  
									  y++;
									  }
							  }
							  n++;
						  }
						  exC++;
					  }
							  
					  

					  //System.out.println("output string"+y);
					  //write as Case #1: 2 3
					  BufferedWriter bw  = new BufferedWriter(new OutputStreamWriter(out));
					  bw.write("Case #"+(count+1)+": "+y);
					  bw.newLine();
					  bw.flush();
					  }
				  count++;
			  }
		  
		  }
		  //Close the input stream
		  in.close();
		  out.close();
		}catch (Exception e)
		{
			e.printStackTrace();
		}
		finally{
			
		}
	}
}