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;


public class QRProblemC {
	public static void main(String[] args) {
		try {
			char problem = 'C';
			int attempt = 1;
			BufferedReader input = new BufferedReader(new FileReader(problem + "-small-attempt" + attempt + ".in"));
			BufferedWriter output = new BufferedWriter(new FileWriter(problem + "-small-attempt" + attempt + ".out"));
			int lines = Integer.parseInt(input.readLine());
			for (int i = 0; i < lines; i++) {
				String in = input.readLine();
				System.out.println(in);
				String out = "";
				//Code here
				String[] numbers = in.split(" ");
				int A = Integer.parseInt(numbers[0]);
				int B = Integer.parseInt(numbers[1]);
				int count = 0;
				for (int n = A; n < B; n++) {
					for (int m = n + 1; m <= B; m++) {
						String goal = Integer.toString(m);
						String start = Integer.toString(n);
						while (start.length() < goal.length()) start = "0" + start;
						for (int j = 1; j < start.length(); j++) {
							if (start.charAt(j) == goal.charAt(0)) {
								if (goal.equals(start.substring(j) + start.substring(0, j))) {
									count++;
									break;
								}
							}
						}
					}
				}
				out = Integer.toString(count);
				//End code
				out = "Case #" + (i + 1) + ": " + out.trim();
				System.out.println(out);
				output.append(out);
				if (i < lines - 1) output.append("\n");
			}
			input.close();
			output.close();
		}
		catch (Exception e) {
			System.err.println(e.getMessage());
			e.printStackTrace();
		}
	}
}
