add: for statement loop exercises

13-loops/exercises/06-infinite-kill/solution/main.go

@@ -0,0 +1,31 @@
+// 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"
+	"math/rand"
+	"time"
+)
+
+func main() {
+	for {
+		var c string
+
+		switch rand.Intn(3) {
+		case 0:
+			c = "\\"
+		case 1:
+			c = "/"
+		case 2:
+			c = "|"
+		}
+		fmt.Printf("\r%s", c)
+		time.Sleep(time.Millisecond * 150)
+	}
+}