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 codejam;

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

interface ISolver {
	public String evaluate();
}
public abstract class Solver implements ISolver {

	protected Scanner in;
	
	public void solve() {
		in = new Scanner(System.in);
		_solve(System.out);
	}
	
	public void solve(File inFile) {
		String filename = inFile.getPath();
		filename = filename.substring(0, filename.lastIndexOf('.'));
		File outFile = new File(filename + ".out");
		try {
			in = new Scanner(inFile);
			_solve(new PrintStream(outFile));
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}
	}
	
	public void solveSampleOf(char number) {
		String name = getClass().getName();
		name = name.substring(name.lastIndexOf('.') + 1);
		solve(new File("inouts/" + name + "/" + number + "-sample.in"));
	}
	
	public void solveSmallOf(char number, int attempt) {
		String name = getClass().getName();
		name = name.substring(name.lastIndexOf('.') + 1);
		solve(new File("inouts/" + name + "/" + number + "-small-attempt" + attempt + ".in"));
	}
	
	public void solveLargeOf(char number) {
		String name = getClass().getName();
		name = name.substring(name.lastIndexOf('.') + 1);
		solve(new File("inout/" + name + "/" + number + "-large.in"));
	}
	
	private void _solve(PrintStream out) {
		int count = in.nextInt();
		in.nextLine();
		for(int index = 0; index<count; index++) {
			out.append("Case #")
				.append(String.valueOf(index+1))
				.append(": ")
				.append(evaluate())
				.append("\n");
		}
	}
	
	public String solve(String singleTest) {
		in = new Scanner(singleTest);
		return evaluate();
	}
	
}
