/*
* Variable initialization
* Like Go, Kotlin can infer variable type.
* Because everything in Kotlin is an object, the default
* value of everythign is simply null.
*
* @Author gtowell
* Created: August 2021
* Modified: Oct 18, 2021
 */
fun main() {
    var x : Int? = null
    val y : Int = 7 // note that the type and inferred type must agree
    val z = 7

    // Java String.format is very similar to Go printf
    // biggest difference no %v (which is sad)
    println(String.format("x %d", x))
    println(String.format("y %d", y))
    println(String.format("z %d", z))

}