Commit f3119be

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Create Solution.java

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	`1`	`+/**`
	`2`	`+ * Definition for a binary tree node.`
	`3`	`+ * public class TreeNode {`
	`4`	`+ * int val;`
	`5`	`+ * TreeNode left;`
	`6`	`+ * TreeNode right;`
	`7`	`+ * TreeNode(int x) { val = x; }`
	`8`	`+ * }`
	`9`	`+ */`
	`10`	`+class Solution {`
	`11`	`+`
	`12`	`+ public int kthSmallest(TreeNode root, int k) {`
	`13`	`+ return inOrderTraversal(root, new ArrayList<Integer>()).get(k - 1);`
	`14`	`+ }`
	`15`	`+`
	`16`	`+ public List<Integer> inOrderTraversal(TreeNode root, List<Integer> list) {`
	`17`	`+ if (root == null)`
	`18`	`+ return list;`
	`19`	`+`
	`20`	`+ inOrderTraversal(root.left, list);`
	`21`	`+ list.add(root.val);`
	`22`	`+ inOrderTraversal(root.right, list);`
	`23`	`+ return list;`
	`24`	`+ }`
	`25`	`+}`

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