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.util.ArrayList;
import java.util.List;

public class Main {

	public static void main(String[] args) {
		List<String> lstLinesOutput = new ArrayList<String>();
		int iNbAnswers;
		List<String> lstLinesInput = FileReaderHandler.openFile("/home/guillaume/Bureau/input");
		
		
		for(int n=1;n< Integer.parseInt(lstLinesInput.get(0)) + 1;n++){
			String sOutput = "Case #" + n + ": ";
			List<String> box = new ArrayList<String>();
			iNbAnswers = 0;
			String sInput = lstLinesInput.get(n);
			String[] hInput = sInput.split(" ");
			//to int array
			int[] iInput = new int[hInput.length];
			for(int i=0;i < hInput.length;i++){
				iInput[i] = Integer.parseInt(hInput[i]);
			}
			
			int iMin = iInput[0];
			int iMax = iInput[1];
			for(int i=iMin;i<iMax + 1;i++){
				String s = "" + i;
				for(int j=1; j<s.length();j++){
					String depl = s.substring(s.length() -j);
					String sRecycled = depl + s.substring(0, s.length() - j);
					int iToTest = Integer.parseInt(sRecycled);
					if(iToTest <= iMax && iToTest > i && !box.contains(i + "-" + iToTest)){
						box.add(i + "-" + iToTest);
						iNbAnswers++;
					}
				}
			}
			sOutput += iNbAnswers;
			lstLinesOutput.add(sOutput);
		}
		
		if(Integer.parseInt(lstLinesInput.get(0)) != lstLinesOutput.size()){
			System.out.println("ERROR!!!");
		}
		FileWriterHandler.writeToFile(lstLinesOutput);
	}
}