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Update 24. 两两交换链表中的节点 about rust 优化 #1989

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merged 4 commits into from
Jun 29, 2023
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Update 24. 两两交换链表中的节点 about rust 优化 #1989

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Update 24. 两两交换链表中的节点 about rust 优化
fwqaaq Mar 29, 2023
b124152
Merge branch 'youngyangyang04:master' into master
fwqaaq Apr 29, 2023
6705995
Merge branch 'youngyangyang04:master' into master
fwqaaq May 27, 2023
0059953
Merge branch 'youngyangyang04:master' into master
fwqaaq Jun 26, 2023
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2 changes: 1 addition & 1 deletion problems/0024.两两交换链表中的节点.md
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Expand Up @@ -409,7 +409,7 @@ impl Solution {
// 递归
impl Solution {
pub fn swap_pairs(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
if head == None || head.as_ref().unwrap().next == None {
if head.is_none() || head.as_ref().unwrap().next.is_none() {
return head;
}

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