Calculates lab grades in a weird way. For CS 2.

LabGrade.java

import java.util.Scanner;

public class LabGrade
{
    public static void main (String[] args)
    {
        // Declare constants
        double inWeight = 0.6; // in-class weight is 60%
        double outWeight = 0.4; // out-of-class weight is 40%
        
        // Declare variables
        double preLabPts; //number of points earned on the pre-lab assignment
        double preLabMax; //maximum number of points possible for pre-lab
        double labPts; //number of poitns earned on the lab
        double labMax; //maximum number of points possible for lab
        double postLabPts; //number of points earned on the post-lab assignment
        double postLabMax; //maximum number of points possible for the post-lab
        double outClassAvg; //average on the out of class (pre and post) work
        double inClassAvg; //average on the in-class work
        double labGrade; //final lab grade
        
        Scanner scan = new Scanner(System.in);
        
        // Get the input
        System.out.println("\nWelcome to the Lab Grade Calculator\n");
        
        System.out.println("What is the weight of your in-class work?(in decimal format");
        inWeight = scan.nextDouble();
        
        System.out.print("Enter the number of points you earned on the pre-lab: ");
        preLabPts = scan.nextDouble();
        
        System.out.print("\nWhat was the maximum number of points you could have earned? ");
        preLabMax = scan.nextDouble();
        
        System.out.print("\nEnter the number of points you earned on the lab: ");
        labPts = scan.nextDouble();
        
        System.out.print("\nWhat was the maximum number of points for the lab? ");
        labMax = scan.nextDouble(); 
        
        System.out.print("\nEnter the number of points you earned on the post-lab: ");
        postLabPts = scan.nextDouble();
        
        System.out.print("\nWhat was the maximum number of points for the post-lab? ");
        postLabMax = scan.nextDouble();
        
        // Calculate the average for the out of class work
        outClassAvg = (((preLabPts / preLabMax) * 100)+ ((postLabPts / postLabMax) * 100)) / 2;
    
        // Calculate the average for the in-class work
        inClassAvg = (labPts / labMax) * 100;
       
        //Calculate the weighted average taking 40% of the out-of-class average
        //plus 60% of the in-class
        outWeight = 1 - inWeight;
        labGrade = outWeight * outClassAvg + inWeight * inClassAvg;
     
        //Print the results
        System.out.println("\n\nYour average on out-of-class work is " + (Math.round(outClassAvg)) + "%");
        System.out.println("Your average on in-class work is " + (Math.round(inClassAvg)) + "%");
        System.out.println("Your lab grade is " + (Math.round(labGrade)) + "%");
    }
}