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 );
    }
}

/*
Sam1rm
Google Code Jam
*/
import java.io.*;
import java.util.*;

class ProblemC
{
    public static void main (String [] args) throws IOException 
    {
	String filename = args[0];  
	BufferedReader f = new BufferedReader(new FileReader(filename + ".in"));
	PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(filename + ".out")));
	int numberOfTests = Integer.parseInt(f.readLine());
	for(int n = 1; n <= numberOfTests; n++)
	    {
		int solution = 0;
		String input = f.readLine();
		solution = parseString(input);
		set = new HashSet<String>();
		out.println("Case #" + n + ": " + solution);
	    }
	out.close();
	System.exit(0);
    }
    
    public static int parseString(String input1) {
	String[] inputs = input1.split(" ");
	int solution = 0;
	int size = inputs[0].length();
	if (size == 0) {
	    return 0;
	}
	int A = Integer.parseInt(inputs[0]);
	int B = Integer.parseInt(inputs[1]);
	System.out.println("I'm processing between the range" + " A: " + A + " B: " + B);
	for (int i = A; i <= B; i++) {
	    solution += isRecycled(i + "", B + "", size);
	}
	return solution;
    }

    public static int isRecycled(String a, String b, int size) {
	int solution = 0;
	if (a.equals(b)) {
	    return 0;
	}
	String temp = a;
	for (int i = 0; i < size - 1; i++) {
	    temp = rotate1(temp);
	    int _a = Integer.parseInt(a);
	    int _b = Integer.parseInt(b);
	    int m = Integer.parseInt(temp);
	    if (m > _a && m <= _b && !(m == _a) && !set.contains(_a + " " + m)) {
		System.out.println(a + " " + m);
		solution++;
		set.add(_a + " " + m);
	    }
	}
	return solution;
    }

    public static String rotate1(String input) {
	return input.substring(1, input.length()) + input.substring(0, 1);
    }
    
    
    public static HashSet<String> set = new HashSet<String>();
}


