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.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import javax.naming.InitialContext;

public class CodeJam2 {

    private static Map<Character, Character> stat = new HashMap<Character, Character>();
    private static final int range = 1005;
    
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new FileReader(new File(
                "/home/girsh/Desktop/coding/codejam/input")));

        int[][] x = init();
        int t = Integer.parseInt(reader.readLine());
        for (int i = 1; i <= t; i++) {
            String input = reader.readLine();
            String[] f = input.split(" ");
            Integer A = Integer.parseInt(f[0]);
            Integer B = Integer.parseInt(f[1]);
            int ans  = 0;
            for(int g = A;g<B;g++){
                for(int h = g+1;h<=B;h++){
                    ans += x[g][h];
                }
            }
            
            System.out.print("Case #" + i + ": "+ans);
            System.out.println();

        }
    }

    private static int[][] init() {
        
        
        int[][] a = new int[range][range];
        for (Integer i = 1; i <= range-1; i++) {
            for (Integer j = i + 1; j <= range-1; j++) {

                boolean conv = compareStr(i, j);
                if (conv)
                    a[i][j] = 1;
                else
                    a[i][j] = 0;

            }
        }
        return a;
    }

    private static boolean compareStr(Integer i, Integer j) {

        String s1 = i.toString();
        String s2 = j.toString();

        for (int p = 1; p < s1.length(); p++) {

            String str = getRotatedString(s1, p);
            if (str.equalsIgnoreCase(s2))
                return true;

        }

        return false;
    }

    private static String getRotatedString(String s1, int p) {

        String fir = s1.substring(p, s1.length());
        String sec = s1.substring(0, p);
        return fir + sec;
    }

}
