add: unfinished code. people are having problems

14-arrays/_experimental/_14-arrays/05-array-operations/03-getting-elements/main.go

@@ -0,0 +1,49 @@
+// 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
+
+import "fmt"
+
+func main() {
+	ages := [2]int{15, 20}
+
+	ages[0] = 6
+	ages[1] *= 3
+
+	fmt.Println(ages)
+
+	// increase the last element by 1
+	ages[1]++
+	ages[len(ages)-1]++
+
+	fmt.Println(ages)
+
+	// v is a copy
+	for _, v := range ages {
+		// it's like:
+		// v = ages[0]
+		// v++
+
+		// and:
+		// v = ages[1]
+		// v++
+
+		v++
+	}
+
+	fmt.Println(ages)
+
+	// you don't need to use blank-identifier for the value
+	// for i, _ := range ages {
+
+	for i := range ages {
+		ages[i]++
+	}
+
+	fmt.Println(ages)
+}