Notes

import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Scanner;

public class BBCalc {

public static final int DAILY = 0;
public static final int LAB = 1;
public static final int MAJOR = 2;

public static final int DAILY_BUCK = 5;
public static final int LAB_BUCK = 3;
public static final int MAJOR_BUCK = 1;

public static void main(String[] args)
{
Scanner scan = new Scanner(System.in);
System.out.print("How many banana bucks? ");
int numBucks = scan.nextInt();
System.out.println();
System.out.print("Current Daily Points: ");
int currentDaily = scan.nextInt();
System.out.println();
System.out.print("Current Lab Points: ");
int currentLab = scan.nextInt();
System.out.println();
System.out.print("Current Major Points: ");
int currentMajor = scan.nextInt();
System.out.println();
System.out.print("Total Daily Points: ");
int totalDaily = scan.nextInt();
System.out.println();
System.out.print("Total Lab Points: ");
int totalLab = scan.nextInt();
System.out.println();
System.out.print("Total Major Points: ");
int totalMajor = scan.nextInt();
System.out.println();

scan.close();

ArrayList<Integer> buckArray = createArray(numBucks);

ArrayList<Integer> optimalArray = new ArrayList<Integer>();
double biggestGrade = calcGrade(currentDaily, currentLab, currentMajor, totalDaily,
totalLab, totalMajor);

double newGrade;

while (buckArray.get(0) != 3)
{
int numDaily = 0;
int numLab = 0;
int numMajor = 0;

for (int i = 0; i < buckArray.size(); i++)
{
if (buckArray.get(i) == 0)
numDaily++;
if (buckArray.get(i) == 1)
numLab++;
if (buckArray.get(i) == 2)
numMajor++;
}

newGrade = calcGrade((currentDaily + (numDaily * DAILY_BUCK)),
(currentLab + (numLab * LAB_BUCK)), (currentMajor + (numMajor * MAJOR_BUCK)),
totalDaily, totalLab, totalMajor);

System.out.println(buckArray);
System.out.printf("%.4f", newGrade);

if (newGrade > biggestGrade)
{
biggestGrade = newGrade;
optimalArray = buckArray;
}

buckArray = updateArray(buckArray, buckArray.size() - 1);
}

System.out.printf("Highest Grade Possible: %.4f", biggestGrade);
System.out.println();
System.out.print("Optimal Distribution: ");
System.out.print(optimalArray);

}

static ArrayList<Integer> createArray(int num)
{
ArrayList<Integer> array = new ArrayList<Integer>();
for (int i = 0; i < num; i++)
{
array.add(DAILY);
}
return array;
}

static ArrayList<Integer> updateArray(ArrayList<Integer> array, int marker)
{
if (array.get(marker) == MAJOR)
{
if (marker == 0)
{
array.set(marker, MAJOR + 1);
return array;
}
else
{
array.set(marker, DAILY);
updateArray(array, marker - 1);
}
}

else
array.set(marker, array.get(marker) + 1);

return array;

}

static double calcGrade(int currentDaily, int currentLab, int currentMajor, int totalDaily,
int totalLab, int totalMajor)
{
double gradeSum = (double) currentDaily / totalDaily + (double) currentLab / totalLab +
(double) 2 * currentMajor / totalMajor;
double finalGrade = gradeSum / 4;
return finalGrade;
}

}