diff --git a/datastructure/linknode.go b/datastructure/linknode.go
deleted file mode 100644
index bf89e31..0000000
--- a/datastructure/linknode.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package datastructure
-
-// LinkNode is a linkedlist node, which have a value and Pre points to previous node, Next points to a next node of the link.
-type LinkNode[T any] struct {
-	Value T
-	Pre   *LinkNode[T]
-	Next  *LinkNode[T]
-}
-
-func NewLinkNode[T any](value T) *LinkNode[T] {
-	return &LinkNode[T]{value, nil, nil}
-}
-
diff --git a/datastructure/singlylink.go b/datastructure/singlylink.go
index f63d601..a948206 100644
--- a/datastructure/singlylink.go
+++ b/datastructure/singlylink.go
@@ -5,7 +5,7 @@ import (
 	"fmt"
 )
 
-// SinglyLink is a linkedlist of node, which have a value and Pre points to previous node, Next points to a next node of the link.
+// SinglyLink is a linked list. Whose node has a Value generics and Next pointer points to a next node of the link.
 type SinglyLink[T any] struct {
 	Head   *LinkNode[T]
 	length int