If a method contains several return statements, how many of them will be executed?

Which OOP principle implements method overloading?

Write a program in Java using a method Discount( ), to calculate a single discount or a successive discount. Use overload methods Discount(int), Discount(int,int) and Discount(int,int,int) to calculate single discount and successive discount respectively. Calculate and display the amount to be paid by the customer after getting discounts on the printed price of an article.

Sample Input:
Printed price: ₹12000
Successive discounts = 10%, 8%
= ₹(12000 - 1200)
= ₹(10800 - 864)
Amount to be paid = ₹9936

Write a program to input a three digit number. Use a method int Armstrong(int n) to accept the number. The method returns 1, if the number is Armstrong, otherwise zero(0).

Sample Input: 153
Sample Output: 153 ⇒ 1³ + 5³ + 3³ = 153
It is an Armstrong Number.