package javaapplication1;
import java.util.Scanner;
public class SoftwareSales {

    public static void main(String[] args) {
    double quantity, cost, discount, totalAmount;
    String input;

    Scanner scn = new Scanner(System.in);
    System.out.print("Enter the number of items purchased");
    input = scn.nextLine();
    quantity = Double.parseDouble(input);
    if(quantity >= 10 && quantity <= 19)
    {
        cost = (quantity * 99);
        discount = (cost*0.2);
        totalAmount = (cost - discount);
        System.OutOfMemoryError.println("Discount amount:"+discount+"\n Total amount. "+ totalAmount);
    }
    if(quantity >= 50 && quantity <=99)
    {
        cost = (quantity * 99);
        discount = (cost*0.4);
        totalAmount = (cost - discount);
        System.Out.println("Discount amount:"+discount+"\n Total amount. "+ totalAmount);

    if(quantity >= 100)
    {
        cost = (quantity * 99);
        discount = (cost*0.5);
        totalAmount = (cost - discount);
        System.Out.println("Discount amount:"+discount+"\n Total amount. "+ totalAmount);
    }
    }

}