def sum_of_digits
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:
return sum([int(digit) for digit in str
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])
def is_correct
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:
cube_of_sum = sum_of_digits
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**3
return n**2 == cube_of_sum
n = int(input())
if is_correct
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:
print("Квадрат числа n равен кубу суммы цифр числа n")
else:
print("Квадрат числа n не равен кубу суммы цифр числа n")