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
9
Вывод
True
Ввод
16
Вывод
True
Ввод
1
Вывод
True

Нужно реализовать

def perfect_square(num: int) -> bool:

Теги

mathbinary-search
PostgreSQLv16

Aici va apărea rezultatul execuției codului

Tests12
Visible tests
Test ascuns 7
Test ascuns 8
Test ascuns 9
Test ascuns 10
Test ascuns 11
Test ascuns 12

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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