package jp.funnything.competition.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;

import org.apache.commons.io.IOUtils;

public class QuestionReader {
    private final BufferedReader _reader;

    public QuestionReader( final File input ) {
        try {
            _reader = new BufferedReader( new FileReader( input ) );
        } catch ( final FileNotFoundException e ) {
            throw new RuntimeException( e );
        }
    }

    public void close() {
        IOUtils.closeQuietly( _reader );
    }

    public String read() {
        try {
            return _reader.readLine();
        } catch ( final IOException e ) {
            throw new RuntimeException( e );
        }
    }

    public BigDecimal[] readBigDecimals() {
        return readBigDecimals( " " );
    }

    public BigDecimal[] readBigDecimals( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigDecimal[] values = new BigDecimal[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigDecimal( tokens[ index ] );
        }

        return values;
    }

    public BigInteger[] readBigInts() {
        return readBigInts( " " );
    }

    public BigInteger[] readBigInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigInteger[] values = new BigInteger[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigInteger( tokens[ index ] );
        }

        return values;
    }

    public int readInt() {
        final int[] values = readInts();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public int[] readInts() {
        return readInts( " " );
    }

    public int[] readInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final int[] values = new int[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Integer.parseInt( tokens[ index ] );
        }

        return values;
    }

    public long readLong() {
        final long[] values = readLongs();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public long[] readLongs() {
        return readLongs( " " );
    }

    public long[] readLongs( final String separator ) {
        final String[] tokens = readTokens( separator );

        final long[] values = new long[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Long.parseLong( tokens[ index ] );
        }

        return values;
    }

    public String[] readTokens() {
        return readTokens( " " );
    }

    public String[] readTokens( final String separator ) {
        return read().split( separator );
    }
}

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

public class TestB {
	private final static String DAT_PATH = "/Users/ttsurumi/Downloads/";

//	private final static String dat = "A-sample-practice.in";
//	private final static String dat = "A-small-practice.in";
//	private final static String dat = "B-sample.in";
	private final static String dat = "C-small-attempt0.in";
	 
	public static String datPath = DAT_PATH + dat;
	public static String ansPath = DAT_PATH + dat + ".ans";
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try{
			BufferedReader br = new BufferedReader(new FileReader(datPath));
			BufferedWriter bw = new BufferedWriter(new FileWriter(ansPath));
            String[] movCounts = br.readLine().split(" ");
            String tmp_str;
            int count = 1;
            while((tmp_str = br.readLine()) != null){
            	String[] row = tmp_str.split(" ");
            	long min = Long.parseLong(row[0]);
            	long max = Long.parseLong(row[1]);
            	int width = row[0].length();
            	bw.write("Case #" + count + ": " );
            	long ans = 0;
            	System.out.println("min = " + min + ", max = " + max + ", width" + width);
               	for(long i = min; i < max; i++){
            		long t= check(i,min,max,width);
            		ans += t;
            		if(t != 0)System.out.println("ans = " + ans + ", t = " + t);
               	}
            	bw.write(ans+"");
            	bw.newLine();
            	count++;
            }
            bw.flush();
		}catch(IOException e){
			System.err.println(e);
		}
	}
	private static long check(long l,long min, long max, int width){
		long count = 0;
		long next = (long)Math.pow(10, width-1);
		long t = l % 10;
		long h = l / 10;
		long shift = h + t * next;
		if(shift == l )return 0;
		shift=l;
		for(int i = 0; i < width - 1; i++){
			t = shift % 10;
			h = shift / 10;
			shift = h + t * next;
			if(min < shift && l < shift && shift <= max ){
				System.out.println("l = " + l + ", ans" + shift);
				count++;
			}
		}
		return count;
	}
}
