package jp.funnything.competition.util;

import java.math.BigInteger;

/**
 * Utility for BigInteger
 */
public class BI {
    public static BigInteger ZERO = BigInteger.ZERO;
    public static BigInteger ONE = BigInteger.ONE;

    public static BigInteger add( final BigInteger x , final BigInteger y ) {
        return x.add( y );
    }

    public static BigInteger add( final BigInteger x , final long y ) {
        return add( x , v( y ) );
    }

    public static BigInteger add( final long x , final BigInteger y ) {
        return add( v( x ) , y );
    }

    public static int cmp( final BigInteger x , final BigInteger y ) {
        return x.compareTo( y );
    }

    public static int cmp( final BigInteger x , final long y ) {
        return cmp( x , v( y ) );
    }

    public static int cmp( final long x , final BigInteger y ) {
        return cmp( v( x ) , y );
    }

    public static BigInteger div( final BigInteger x , final BigInteger y ) {
        return x.divide( y );
    }

    public static BigInteger div( final BigInteger x , final long y ) {
        return div( x , v( y ) );
    }

    public static BigInteger div( final long x , final BigInteger y ) {
        return div( v( x ) , y );
    }

    public static BigInteger mod( final BigInteger x , final BigInteger y ) {
        return x.mod( y );
    }

    public static BigInteger mod( final BigInteger x , final long y ) {
        return mod( x , v( y ) );
    }

    public static BigInteger mod( final long x , final BigInteger y ) {
        return mod( v( x ) , y );
    }

    public static BigInteger mul( final BigInteger x , final BigInteger y ) {
        return x.multiply( y );
    }

    public static BigInteger mul( final BigInteger x , final long y ) {
        return mul( x , v( y ) );
    }

    public static BigInteger mul( final long x , final BigInteger y ) {
        return mul( v( x ) , y );
    }

    public static BigInteger sub( final BigInteger x , final BigInteger y ) {
        return x.subtract( y );
    }

    public static BigInteger sub( final BigInteger x , final long y ) {
        return sub( x , v( y ) );
    }

    public static BigInteger sub( final long x , final BigInteger y ) {
        return sub( v( x ) , y );
    }

    public static BigInteger v( final long value ) {
        return BigInteger.valueOf( value );
    }
}

import java.io.IOException;

class Round1C {
	private int Case;

	public Round1C(int Case, int A, int B) {
		this.Case = Case;
		int result = this.Computer(A, B);
		this.outPut(result);
	}

	/*
	 * N±qA¨ìB
	 * §â¨C­Ó¼Æ¦rN§@±ÛÂà«áªºµ²ªG¡A
	 * §PÂ_¡A¬O§_¤j©óN¥B¤p©óµ¥©óB
	 * ¬Oresult++
	 * 
	 * */
	private int Computer(int A, int B){
		int result = 0;
		if(this.degree(A) == this.degree(B)){
			for(int N = A; N <= B; N++){
				for(int i = 1; i <= degree(N); i++){
					int r = Rotation(N, i);
//					System.out.println("\t" + r);
					if(N < r && r <= B){
						result++;
					}
				}
			}
		}
		return result;
	}
	
	private int Rotation(int temp, int order){
		int result = 0;
		String rotation = Integer.valueOf(temp).toString();
		rotation = rotation.substring(order) + rotation.substring(0, order);
		result = Integer.parseInt(rotation);
		return result;		
	}
	
	private int degree(int temp){
		for(int i = 1; ;i++){
			temp /= 10;
			if(temp == 0){
				return i;
			}			
		}
	}
	
	private void outPut(int result) {
		try {
			System.out.println("Case #" + Case + ": " + result);
			Main.bufWriter.write("Case #" + Case + ": " + result);
			Main.bufWriter.newLine();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}
