Assignment 1.1(a11.java):Write a Program to Perform Basic Calculator Operations Assignment 1.2(a12.java):Write a Program to Check a Leap Year Assignment 1.3(a13.java):Write a Program to Calculate ...

This program made using: Constructor overloading and method overloading. Use of static, final, static, and non-static blocks. Proper use of encapsulation and data hiding ===== Write a Java program to ...