274. H-Index - LeetCode Solution

class Solution:
    def hIndex(self, citations: List[int]) -> int:

        answer=0
        citations.sort()
        
        for h in range(1,len(citations)+1):
            c=0
            for i in range(len(citations)):
                if citations[i]>=h:
                    c+=1
            if c>=h:
                answer=max(h,answer)
        return answer