质数相关
计数质数
统计所有小于非负整数
n的质数的数量。优化 : 每次从x**2开始筛
丑数 II
丑数就是质因数只包含
2, 3, 5的正整数。
problemList
WeChat Pay
Alipay
- Post link: https://hexi519.github.io/Algorithm/problemList/
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