upload solution to 125. Valid Palindrome

uzzielkyle · uzzielkyle · commit 717ce19c5ad2 · 2023-10-18T17:35:15.000+08:00
diff --git a/125.valid-palindrome.py b/125.valid-palindrome.py
@@ -0,0 +1,10 @@
+# EASY
+
+# first submission
+# runtime: 42 ms O(n)
+# memory: 17.1 MB 
+class Solution:
+    def isPalindrome(self, s: str) -> bool:
+        s = ''.join(filter(str.isalnum, s.lower()))
+
+        return s == s[::-1]
