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Merge pull request #556 from wangzeping722/master

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修改代码
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CyC2018 2019-02-12 20:28:01 +08:00 committed by GitHub
commit 3cee26542b
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1 changed files with 4 additions and 5 deletions
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docs/notes/剑指 offer 题解.md
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@ -244,11 +244,10 @@ public String replaceSpace(StringBuffer str) {
```java
public ArrayList<Integer> printListFromTailToHead(ListNode listNode) {
ArrayList<Integer> ret = new ArrayList<>();
if (listNode != null) {
ret.addAll(printListFromTailToHead(listNode.next));
if (listNode == null)
return new ArrayList<>();
ArrayList<Integer> ret = printListFromTailToHead(listNode.next);
ret.add(listNode.val);
}
return ret;
}
```