package dancinggooglers;

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

public class DanceScoreCalculator {


    public static void main(String[] args) {
        if(args.length <= 0 || args[0] == null) {
            System.out.println("You must enter a file to read");
            System.out.println("Usage: blah <filename>");
            System.exit(0);
        }

        File argFile = new File(args[0]);
        try {
            Scanner googleSpeakScanner = new Scanner(argFile);
            String firstLine = googleSpeakScanner.nextLine();
            Integer linesToScan = new Integer(firstLine);
            for(int i = 1; i <= linesToScan; i++) {
                String googleDancerLine = googleSpeakScanner.nextLine();
                DanceScoreCase danceCase = new DanceScoreCase(googleDancerLine);
                System.out.println(String.format("Case #%d: %d", i, danceCase.maxDancersThatCouldPass()));
            }
        }
        catch (Exception e) {
            e.printStackTrace();
        }
    }
}

package com.google.codejam.util;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

public class CodeJamOutputFile extends File {

	/**
	 * 
	 */
	private static final long serialVersionUID = -6971460798309687528L;
	private FileWriter writer;
	private Boolean caseZero = false;
	
	public CodeJamOutputFile(String pathname) {
		super(pathname);
		
		try {
			this.setWriter();
		} catch (IOException e) {
		}
	}

	private void setWriter() throws IOException {
		this.writer = new FileWriter(this);
		
	}

	public FileWriter getWriter() {
		return writer;
	}
	
	public void writeCase(int caseId, String result){
		if(caseId == 0){
			caseZero = true;
		}
		
		caseId = caseZero ? caseId + 1 : caseId;
		
		try {
			writer.write("Case #"+(caseId) +": " + result + "\n");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	public void close(){
		try {
			writer.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

}
