263. 丑数
2020-09-01 21:25
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263. 丑数
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263. 丑数
Table of Contents
1 题目
2 代码
class Solution { /** * @param Integer $num * @return Boolean */ function isUgly($num) { if ($num < 1) { return false; } while ($num % 2 == 0) { $num = floor($num / 2); } while ($num % 3 == 0) { $num = floor($num / 3); } while ($num % 5 == 0) { $num = floor($num / 5); } return $num == 1; } }
3 思路
- 如题,这是一个数学题
===
作者: 吴丹阳 https://www.cnblogs.com/wudanyang
更新时间: 2020-09-01 Tue 21:24
===
天行健,君子以自强不息。
地势坤,君子以厚德载物。
===
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