September 2017 Update

Task/Bitwise-operations/Kotlin/bitwise-operations.kotlin

@@ -0,0 +1,21 @@
+/*  for symmetry with Kotlin's other binary bitwise operators
+    we wrap Java's 'rotate' methods as infix functions */
+infix fun Int.rol(distance: Int): Int = Integer.rotateLeft(this, distance)
+infix fun Int.ror(distance: Int): Int = Integer.rotateRight(this, distance)
+
+fun main(args: Array<String>) {
+    // inferred type of x and y is Int i.e. 32 bit signed integers
+    val x = 10
+    val y = 2
+    println("x       = $x")
+    println("y       = $y")
+    println("NOT x   = ${x.inv()}")
+    println("x AND y = ${x and y}")
+    println("x OR  y = ${x or y}")
+    println("x XOR y = ${x xor y}")
+    println("x SHL y = ${x shl y}")
+    println("x ASR y = ${x shr y}")   // arithmetic shift right (sign bit filled)
+    println("x LSR y = ${x ushr y}")  // logical shift right    (zero filled)
+    println("x ROL y = ${x rol y}")
+    println("x ROR y = ${x ror y}")
+}