Merge branch 'master' of github.com:kylesliu/awesome-golang-algorithm into master

Author: Kyle Liu

docs/jzof/of006.md

@@ -37,24 +37,14 @@ description: 剑指 Offer 06. 从尾到头打印链表
 {% tab title="Go" %}
 ```go
 func reversePrint(head *ListNode) []int {
+	ans := make([]int, 0)
 	if head == nil {
-		return []int{}
-	}
-	pre, cur, next, ans := &ListNode{}, head, head.Next, []int{}
-	for cur != nil {
-		next = cur.Next
-		cur.Next = pre
-
-		pre = cur
-		cur = next
-	}
-	for pre.Next != nil {
-		ans = append(ans, pre.Val)
-		pre = pre.Next
+		return ans
 	}
+	ans = reversePrint(head.Next)
+	ans = append(ans, head.Val)
 	return ans
 }
-
 ```
 {% endtab %}
 {% endtabs %}
@@ -79,12 +69,21 @@ func reversePrint(head *ListNode) []int {
 {% tab title="Go" %}
 ```go
 func reversePrint(head *ListNode) []int {
-	ans := make([]int, 0)
 	if head == nil {
-		return ans
+		return []int{}
+	}
+	pre, cur, next, ans := &ListNode{}, head, head.Next, []int{}
+	for cur != nil {
+		next = cur.Next
+		cur.Next = pre
+
+		pre = cur
+		cur = next
+	}
+	for pre.Next != nil {
+		ans = append(ans, pre.Val)
+		pre = pre.Next
 	}
-	ans = reversePrint(head.Next)
-	ans = append(ans, head.Val)
 	return ans
 }
 ```