Array - Medium
class Solution:
def findDuplicate(self, nums: List[int]) -> int:
k = collections.Counter(nums).most_common()
return k[0][0]
프론트 개발자 준비
class Solution:
def findDuplicate(self, nums: List[int]) -> int:
k = collections.Counter(nums).most_common()
return k[0][0]