package oop.overloading; public class Calculation { void sum(int a, int b) { System.out.println(a + b); } void sum(int a, int b, int c) { System.out.println(a + b + c); } public static void main(String args[]) { Calculation obj = new Calculation(); obj.sum(10, 10, 10); obj.sum(20, 20); } }