From cc302a9e8d43440605c4a61bde398784800c2b5e Mon Sep 17 00:00:00 2001
From: Aaron-Lin-74 <84072071+Aaron-Lin-74@users.noreply.github.com>
Date: Fri, 4 Mar 2022 10:52:42 +1100
Subject: [PATCH] =?UTF-8?q?Update=200203.=E7=A7=BB=E9=99=A4=E9=93=BE?=
 =?UTF-8?q?=E8=A1=A8=E5=85=83=E7=B4=A0.md?=
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The variable cur could be null, should add the union to the type of cur.
---
 problems/0203.移除链表元素.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/problems/0203.移除链表元素.md b/problems/0203.移除链表元素.md
index 4e7bdd34..c0e0be3e 100644
--- a/problems/0203.移除链表元素.md
+++ b/problems/0203.移除链表元素.md
@@ -324,7 +324,7 @@ function removeElements(head: ListNode | null, val: number): ListNode | null {
         head = head.next;
     }
     if (head === null) return head;
-    let pre: ListNode = head, cur: ListNode = head.next;
+    let pre: ListNode = head, cur: ListNode | null = head.next;
     // 删除非头部节点
     while (cur) {
         if (cur.val === val) {