263.md

[263] Ugly Number

Description

link

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Solution

See Code

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Code

class Solution:
    def isUgly(self, num: int) -> bool:
        if num <= 0:
            return False
        if num < 6:
                return True

        while num % 5 == 0:
            num /= 5
        while num % 3 == 0:
            num /= 3
        while num % 2 == 0:
            num /= 2
        return num == 1