diff --git a/content/moretypes/range-continued.go b/content/moretypes/range-continued.go
index 86a8a8b..feae06b 100644
--- a/content/moretypes/range-continued.go
+++ b/content/moretypes/range-continued.go
@@ -7,7 +7,7 @@
 func main() {
 	pow := make([]int, 10)
 	for i := range pow {
-		pow[i] = 1 << uint(i)
+		pow[i] = 1 << uint(i) // == 2**i
 	}
 	for _, value := range pow {
 		fmt.Printf("%d\n", value)