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();
        }
    }
}

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;


public class ProblemUtils {

	public static String[] readInput(String path) throws Exception {
		FileInputStream in = new FileInputStream(path);
		BufferedReader reader = new BufferedReader(new InputStreamReader(in));
		int nlines = Integer.parseInt(reader.readLine());
		String[] lines = new String[nlines];
		for (int i = 0; i < nlines; i++) {
			lines[i] = reader.readLine();
		}
		return lines;
	}
	
	public static void writeOutput(String path, String[] lines) throws Exception {
		FileOutputStream out = new FileOutputStream(path);
		BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(out));
		for (int i = 0; i < lines.length; i++) {
			writer.write("Case #" + (i + 1) + ": " + lines[i]);
			if (i + 1 < lines.length) {
				writer.write("\n");
			}
		}
		writer.flush();
		out.close();
	}
	
}
