From f423e886ff72d7bd79a405b3c02ebb5a72048eda Mon Sep 17 00:00:00 2001
From: daiyongg-kim <134879427+daiyongg-kim@users.noreply.github.com>
Date: Sun, 14 Dec 2025 17:29:24 -0800
Subject: [PATCH 1/3] adding valid parentheses

---
 valid-parentheses/daiyongg-kim.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 valid-parentheses/daiyongg-kim.py

diff --git a/valid-parentheses/daiyongg-kim.py b/valid-parentheses/daiyongg-kim.py
new file mode 100644
index 000000000..22de1f080
--- /dev/null
+++ b/valid-parentheses/daiyongg-kim.py
@@ -0,0 +1,22 @@
+class Solution:
+    def isValid(self, s: str) -> bool:
+        stack = []
+
+        for c in s:
+            if c == '(' or c == '[' or c == '{':
+                stack.append(c)
+            else:
+                if not stack:
+                    return False
+                
+                cur = stack.pop()
+                if cur == '(' and c != ')':
+                    return False
+                if cur == '{' and c != '}':
+                    return False
+                if cur == '[' and c != ']':
+                    return False
+        if not stack:
+            return True
+        else:
+            return False
\ No newline at end of file

From ebd138409d311e8c6b540dc8c96d3f34a745138d Mon Sep 17 00:00:00 2001
From: daiyongg-kim <134879427+daiyongg-kim@users.noreply.github.com>
Date: Sun, 14 Dec 2025 17:34:15 -0800
Subject: [PATCH 2/3] update inline

---
 valid-parentheses/daiyongg-kim.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/valid-parentheses/daiyongg-kim.py b/valid-parentheses/daiyongg-kim.py
index 22de1f080..f5bf821b7 100644
--- a/valid-parentheses/daiyongg-kim.py
+++ b/valid-parentheses/daiyongg-kim.py
@@ -19,4 +19,4 @@ def isValid(self, s: str) -> bool:
         if not stack:
             return True
         else:
-            return False
\ No newline at end of file
+            return False

From 80d8807a7da4e9dab1675db460c906a2dcecd3d3 Mon Sep 17 00:00:00 2001
From: daiyongg-kim <134879427+daiyongg-kim@users.noreply.github.com>
Date: Fri, 19 Dec 2025 16:37:40 -0800
Subject: [PATCH 3/3] adding container with most water

---
 container-with-most-water/daiyongg-kim.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 container-with-most-water/daiyongg-kim.py

diff --git a/container-with-most-water/daiyongg-kim.py b/container-with-most-water/daiyongg-kim.py
new file mode 100644
index 000000000..92330faf3
--- /dev/null
+++ b/container-with-most-water/daiyongg-kim.py
@@ -0,0 +1,12 @@
+class Solution:
+    def maxArea(self, height: List[int]) -> int:
+        left = 0
+        right = len(height) - 1
+        max_area = 0
+        while left < right:
+            max_area = max(max_area, min(height[left], height[right]) * (right - left))
+            if height[left] < height[right]:
+                left += 1
+            else:
+                right -= 1
+        return max_area