[LC] feat: 240824 is_anagram

Author: HaJunYoo

valid-anagram/hajunyoo.py

@@ -0,0 +1,25 @@
+from collections import defaultdict
+
+
+class Solution:
+    def isAnagram(self, s: str, t: str) -> bool:
+        char_map = defaultdict(int)
+        for s1 in s:
+            char_map[s1] += 1
+
+        contrast_map = defaultdict(int)
+        for t1 in t:
+            contrast_map[t1] += 1
+
+        for key, val in char_map.items():
+            contrast_val = contrast_map[key]
+            if contrast_val != val:
+                return False
+
+        for key, val in contrast_map.items():
+            char_val = char_map[key]
+            if char_val != val:
+                return False
+
+        return True
+