Exact Square
A perfect square is a number you can get by multiplying an integer by itself. For example, 16 works because it is 4 * 4. Given a non-negative integer num, return True if it is a perfect square. Otherwise, return False.
Примеры
Ввод
9Вывод
TrueВвод
16Вывод
TrueВвод
1Вывод
TrueНужно реализовать
def perfect_square(num: int) -> bool:
Теги
mathbinary-search
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Visible tests
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They run when you press "Submit" — your whole solution is checked against them so you can't hard-code answers for the visible cases.
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