Create e819.py

Author: Zanger67

my-submissions/e819.py

@@ -0,0 +1,6 @@
+class Solution:
+    def mostCommonWord(self, paragraph: str, banned: List[str]) -> str:
+        cnt = Counter([x.lower() for x in re.findall('[A-Za-z]+', paragraph)])
+        banned = set(banned)
+        output = sorted([x for x in cnt.keys() if x not in banned], key=lambda x: cnt[x])
+        return output[-1]