refactor: 6th section first two lectures exercises and questions

06-variables/02-declarations/exercises/03-float64/main.go

@@ -0,0 +1,24 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+// ---------------------------------------------------------
+// EXERCISE: Declare float64
+//
+//  1. Declare and print a variable with a float64 type
+//
+//  2. The declared variable's name should be: brightness
+//
+// EXPECTED OUTPUT
+//  0
+// ---------------------------------------------------------
+
+func main() {
+	// var ? ?
+	// ?
+}