From 84fb16468b718f0d382fac36622d82f3e0f7e9a0 Mon Sep 17 00:00:00 2001
From: sik9252 <sik9252@naver.com>
Date: Mon, 16 Mar 2026 19:39:52 +0900
Subject: [PATCH 1/2] =?UTF-8?q?feat:=20Middle=20of=20the=20Linked=20List?=
 =?UTF-8?q?=20=ED=92=80=EC=9D=B4=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 sik9252/MiddleOfTheLinkedList.js | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 sik9252/MiddleOfTheLinkedList.js

diff --git a/sik9252/MiddleOfTheLinkedList.js b/sik9252/MiddleOfTheLinkedList.js
new file mode 100644
index 0000000..7598526
--- /dev/null
+++ b/sik9252/MiddleOfTheLinkedList.js
@@ -0,0 +1,15 @@
+/**
+ * @param {ListNode} head
+ * @return {ListNode}
+ */
+var middleNode = function (head) {
+  let slow = head;
+  let fast = head;
+
+  while (fast !== null && fast.next !== null) {
+    slow = slow.next;
+    fast = fast.next.next;
+  }
+
+  return slow;
+};

From a349de94b315f1f9bff52d14670435ed42053f01 Mon Sep 17 00:00:00 2001
From: sik9252 <sik9252@naver.com>
Date: Mon, 16 Mar 2026 19:40:01 +0900
Subject: [PATCH 2/2] =?UTF-8?q?feat:=20Maximum=20Depth=20of=20Binary=20Tre?=
 =?UTF-8?q?e=20=ED=92=80=EC=9D=B4=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 sik9252/MaximumDepthOfBinaryTree.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 sik9252/MaximumDepthOfBinaryTree.js

diff --git a/sik9252/MaximumDepthOfBinaryTree.js b/sik9252/MaximumDepthOfBinaryTree.js
new file mode 100644
index 0000000..ffdeb67
--- /dev/null
+++ b/sik9252/MaximumDepthOfBinaryTree.js
@@ -0,0 +1,12 @@
+/**
+ * @param {TreeNode} root
+ * @return {number}
+ */
+var maxDepth = function (root) {
+  if (!node) return 0;
+
+  const left = maxDepth(root.left);
+  const right = maxDepth(root.right);
+
+  return Math.max(left, right) + 1;
+};