[리트코드 leetcode] 819. Most Common Word

Problem : leetcode.com/problems/most-common-word/

Most Common Word - LeetCode

Solution:

class Solution:
    def mostCommonWord(self, paragraph: str, banned: List[str]) -> str:
        words = []
          
        processing = re.sub('[^a-zA-Z]',' ',paragraph).lower().split()
        
        for word in processing:
            if not word in banned:
                words.append(word)
                
        return collections.Counter(words).most_common(1)[0][0]