判断素数
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Description
给定一个正整数，判定是不是素数. 如果是，输出‘Yes’ ；如果不是，输出‘No’。（输出内容是单引号内的内容）
Input Format
一个整数，保证此数是长整范围内。
Output Format
‘Yes’ 或者 ‘No’
Sample
input
2
output
Yes
Hint
时间限制：
空间限制：
20200910-基础递归训练
- Status
- Done
- Rule
- ACM/ICPC
- Problem
- 10
- Start at
- 2020-9-13 15:29
- End at
- 2020-10-1 15:29
- Duration
- 432 hour(s)
- Host
-
admin
- Partic.
- 18
