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 );
    }
}

package qr2012;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.StringTokenizer;

public class RecycledNumbers {
	public static void main(String[] args) throws Exception {
		String fileName = args[0];
		RecycledNumbers obj = new RecycledNumbers();
		obj.solve(fileName);
	}

	public void solve(String fileName) throws Exception {
		BufferedReader br = new BufferedReader(new FileReader(fileName));
		BufferedWriter bw = new BufferedWriter(
				new FileWriter(fileName + ".out"));

		int T = Integer.parseInt(br.readLine());
		for (int i = 0; i < T; i++) {
			String str = br.readLine();

			StringTokenizer token = new StringTokenizer(str, " ");

			int A = Integer.parseInt(token.nextToken());
			int B = Integer.parseInt(token.nextToken());

			boolean[] check = new boolean[B + 1];

			int n = (int) Math.log10(A);
			int c1 = (int) Math.pow(10, n);
			int c2 = c1 * 10;
			int cnt = 0;
			for (int j = A; j <= B; j++) {
				if (j >= c2) {
					c1 = c2;
					c2 = c1 * 10;
					n += 1;
				}
				if (check[j]) {
					continue;
				} else {
					check[j] = true;
					int tmp = j;
					int ccnt = 1;
					for (int k = 0; k < n; k++) {
						tmp = (tmp % 10) * c1 + tmp / 10;
						if (tmp <= B && tmp >= c1 && tmp >= A && !check[tmp]) {
							ccnt += 1;
							check[tmp] = true;
						}
					}
					cnt += ccnt * (ccnt - 1) / 2;
				}
			}

			bw.write("Case #" + (i + 1) + ": ");
			bw.write("" + cnt);
			bw.write("\r\n");
		}
		bw.close();
		br.close();
	}

	private int cycle(int x, int digits) {
		return (x % 10) * 10000 + (x / 10);
	}
}
