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 );
    }
}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package problem.c.recycled.numbers;

import java.io.File;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Scanner;

/**
 *
 * @author Park
 */
public class ProblemCRecycledNumbers {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws IOException {
        PrintStream out = new PrintStream(new File("/Users/Park/Desktop/output.txt"));
        Scanner in = new Scanner(new File("/Users/Park/Desktop/C-small-attempt0.in"));
        int testCase = Integer.parseInt(in.next());
        for (int n = 0; n < testCase; n++) {
            int count = 0;
            //
            int start = Integer.parseInt(in.next());
            int end = Integer.parseInt(in.next());
            //boolean[] chk = new boolean[end - start + 1];
            for (int i = start; i <= end; i++) {
             //   if (!chk[i - start]) {
                    boolean chk=true;
                    String num = i + "";
                    int numLength = num.length();
                    int[] alreadySearch=new int[numLength-1];
                    for (int j = 1; j < numLength; j++) {
                        String f = num.substring(0, j);
                        String b = num.substring(j);
                        int search = Integer.parseInt(b + f);
                        for(int k=0;k<j-1;k++){
                            if(search==alreadySearch[k]){
                                chk=false;
                                break;
                            }
                            chk =true;
                        }
                        alreadySearch[j-1]=search;
                        if (chk&&(search+"").length()==numLength&&search != i && search >= start && search <= end) {
                    //        System.out.println(i+">>"+search);
                            count++;
                    //        chk[search - start] = true;
                        }
                 //   }
                }
            }
            out.println("Case #" + (n + 1) + ": " + count/2);
            System.out.println("Case #" + (n + 1) + ": " + count/2);
        }
        in.close();
        out.close();
    }
}
