From 01f420b0cf3bc707ae5a1475a6a22fb2442e0a1e Mon Sep 17 00:00:00 2001
From: sik9252 <sik9252@naver.com>
Date: Wed, 4 Mar 2026 15:08:23 +0900
Subject: [PATCH 1/2] =?UTF-8?q?feat:=20ClimbingStairs=20=ED=92=80=EC=9D=B4?=
 =?UTF-8?q?=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

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

diff --git a/sik9252/ClimbingStairs.js b/sik9252/ClimbingStairs.js
new file mode 100644
index 0000000..570dc66
--- /dev/null
+++ b/sik9252/ClimbingStairs.js
@@ -0,0 +1,15 @@
+/**
+ * @param {number} n
+ * @return {number}
+ */
+var climbStairs = function (n) {
+  const dp = new Array(n + 1);
+  dp[1] = 1;
+  dp[2] = 2;
+
+  for (let i = 3; i <= n; i++) {
+    dp[i] = dp[i - 1] + dp[i - 2];
+  }
+
+  return dp[n];
+};

From a411847687d792ba7b78ea923107f40efe42d8d2 Mon Sep 17 00:00:00 2001
From: sik9252 <sik9252@naver.com>
Date: Wed, 4 Mar 2026 15:08:34 +0900
Subject: [PATCH 2/2] =?UTF-8?q?feat:=20LongestPalindrome=20=ED=92=80?=
 =?UTF-8?q?=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/LongestPalindrome.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 sik9252/LongestPalindrome.js

diff --git a/sik9252/LongestPalindrome.js b/sik9252/LongestPalindrome.js
new file mode 100644
index 0000000..eab6c7e
--- /dev/null
+++ b/sik9252/LongestPalindrome.js
@@ -0,0 +1,23 @@
+/**
+ * @param {string} s
+ * @return {number}
+ */
+var longestPalindrome = function (s) {
+  const set = new Set();
+  let length = 0;
+
+  for (const char of s) {
+    if (set.has(char)) {
+      set.delete(char);
+      length += 2;
+    } else {
+      set.add(char);
+    }
+  }
+
+  if (set.size > 0) {
+    length += 1;
+  }
+
+  return length;
+};