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 org.weiwei.googlejam;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * Created with IntelliJ IDEA.
 * User: ding
 * Date: 12-4-14
 * Time: ä¸å11:37
 * To change this template use File | Settings | File Templates.
 */
public class Dancing {
    List<Integer> scores;
    int surp;
    int p;

    public Dancing(List<Integer> scores, int surp, int p){
        this.scores = scores;
        this.surp = surp;
        this.p = p;
    }

    public static Dancing loadFromString(String input){
        String[] elems = input.trim().split(" ");
        int surp = Integer.parseInt(elems[1].trim());
        int p = Integer.parseInt(elems[2].trim());
        int total = Integer.parseInt(elems[0].trim());
        List<Integer> scores = new ArrayList<Integer>();
        for (int i =0; i < total; i++){
            scores.add(Integer.parseInt(elems[3+i].trim()));
        }
        return new Dancing(scores, surp, p);
    }

    public int getNumber(){
        int number = 0;
        Collections.sort(scores, Collections.reverseOrder());
        for(int score : scores){
            if(score >= 3*p -2 ){
                number++;
            }
            else if(surp > 0){
                if(score >=3*p-4 && p >= 2) {
                    number++;
                    surp--;
                }
                else {
                    break;
                }
            } else
                break;
        }
        return number;
    }
}
