Commit 002f88c

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update 590

1 parent d5427fb commit 002f88cCopy full SHA for 002f88c

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-14

lines changed

-14

lines changed

Lines changed: 7 additions & 14 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,25 +8,18 @@`
`8`	`8`	`public class _590 {`
`9`	`9`	`public static class Solution1 {`
`10`	`10`	`public List<Integer> postorder(Node root) {`
`11`		`- List<Integer> result = new ArrayList<>();`
`12`		`- if (root == null) {`
`13`		`- return result;`
`14`		`- }`
`15`		`- dfs(root, result);`
`16`		`- result.add(root.val);`
`17`		`- return result;`
	`11`	`+ return post(root, new ArrayList<>());`
`18`	`12`	`}`
`19`	`13`
`20`		`- private voiddfs(Node root, List<Integer> result) {`
	`14`	`+ private List<Integer> post(Node root, List<Integer> list) {`
`21`	`15`	`if (root == null) {`
`22`		`- return;`
	`16`	`+ returnlist;`
`23`	`17`	`}`
`24`		`- if (root.children.size() > 0) {`
`25`		`- for (Node child : root.children) {`
`26`		`- dfs(child, result);`
`27`		`- result.add(child.val);`
`28`		`- }`
	`18`	`+ for (Node child : root.children) {`
	`19`	`+ post(child, list);`
`29`	`20`	`}`
	`21`	`+ list.add(root.val);`
	`22`	`+ return list;`
`30`	`23`	`}`
`31`	`24`	`}`
`32`	`25`	`}`

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