area of square

import java.util.Scanner
class Square(side: Int){
    private var sideLength: Int = side //take the parameter of class square
    fun getSideLength() = "The length of the side is: $sideLength"

    fun computePerimeter(sideLen: Int, nSides: Int): Int {
        return sideLen * nSides
    }
    fun computeArea(sideLen: Int): Int {
        return sideLen * sideLen
    }
}
fun main(){
    val read = Scanner(System.`in`)
    print("Enter the side (m) of the Square : ")
    val sideM = read.nextInt()
    val call = Square(sideM) //create object

    println("Creating the square object...")
    Thread.sleep(3500) //make it looks like creating a real object.
    println(call.getSideLength())
    println("The perimeter of the square is: ${call.computePerimeter(sideM, 4)}")
    println("The area of the square is: ${call.computeArea(sideM)}m^2")

}