7 line python code


  • 0
    X
    class Solution(object):
        def isPerfectSquare(self, num):
            """
            :type num: int
            :rtype: bool
            """
            n = 1
            while n*n<=num:
                n += 1
            if n**2 == num or (n-1)**2 == num:
                return True
            else:
                return False
    

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