package org.example fun main(args: Array<String>) { val sum1 = add(5, 6) println(sum1) println(""" $$a${1+2}\$$ abc """) } /** * add function with two, three or four integer arguments * c : default argument is 0 * d : default argument is 0 */ fun add(a:Int, b:Int, c:Int = 0, d:Float = 12e10F): Int { return a + b + c + d }