判断一个数是否是4的n次方

时间：2022-10-12 17:47:44

def is_Power_of_four(n):

    while n and not (n & 0b11):

        n >>=

    return (n == )  

print(is_Power_of_four())

print(is_Power_of_four())

print(is_Power_of_four())

print(is_Power_of_four())

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