added average variadic to set

playground/averageVariadic.go

@@ -0,0 +1,16 @@
+package main
+
+import "fmt"
+
+func average(numbers ...float64) float64 {
+	var sum float64 = 0
+	for _, number := range numbers {
+		sum += number
+	}
+	return sum / float64(len(numbers))
+}
+
+func averageVariadic() {
+	fmt.Println(average(100, 50))
+	fmt.Println(average(90.7, 89.7, 98.5, 92.3))
+}

playground/playground.go

@@ -32,8 +32,12 @@ func main() {
 			averageMySolution()
 		case "Get the Average Head First Solution":
 			averageHeadFirstSolution()
+		case "Get the Average Variadic":
+			averageVariadic()
 		case "Slices":
 			slices()
+		case "Variadic Functions":
+			variadic()
 		}
 		return nil
 	})
@@ -48,7 +52,9 @@ func main() {
 	menu.Option("Convert To Celsius", nil, false, nil)
 	menu.Option("Get the Average My Solution", nil, false, nil)
 	menu.Option("Get the Average Head First Solution", nil, false, nil)
+	menu.Option("Get the Average Variadic", nil, false, nil)
 	menu.Option("Slices", nil, false, nil)
+	menu.Option("Variadic Functions", nil, false, nil)
 	err := menu.Run()
 	if err != nil {
 		log.Fatal(err)