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 );
    }
}

package recycling;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

public class Main {
	
	public static int lint(int n){
		if(n == 0)
			return 0;
		return 1 + lint(n / 10);
	}
	
	public static void permut(int[] tab){
		int l = tab.length;
		int temp = tab[l - 1];
		for(int i = l - 1; i > 0; i--){
			tab[i] = tab[i - 1];
		}
		tab[0] = temp;
	}
	
	public static int toInt(int[] tab){
		int res = 0;
		int m = 1;
		for(int i = tab.length - 1; i >= 0; i--){
			res += m * tab[i];
			m *= 10;
		}
		return res;
	}
	
	public static int[] toTab(int n){
		int[] res = new int[lint(n)];
		int temp = n;
		for(int i = res.length - 1; i >= 0; i--){
			res[i] = temp % 10;
			temp /= 10;
		}
		return res;
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		//String fileName = args[0];
		String fileName = "recycling/C-small-attempt0.in";
		Scanner sC = null;
		try {
			sC = new Scanner(new File(fileName));
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		int T = sC.nextInt();
		int A, B, l;
		
		for(int i = 0; i < T; i++){
			A = sC.nextInt();
			B = sC.nextInt();
			
			l = lint(A);
			
			int[] tab;
			
			int temp;
			
			int count = 0;
			
			for(int j = A; j < B; j++){
				tab = toTab(j);
				for(int k = 0; k < l - 1; k++){
					permut(tab);
					temp = toInt(tab);
					//System.out.println(j + " " + temp);
					if(temp > j && temp <= B){
						count++;
						//System.out.println(j + " " + temp);
					}
				}
			}
			
			System.out.println("Case #" + (i + 1) + ": " + count);
		}

	}

}
