练20.2 判断是否为两位数
You cannot submit for this problem because the contest is ended. You can click "Open in Problem Set" to view this problem in normal mode.
说明
判断一个正整数是否是两位数(即大于等于且小于等于)。若该正整数是两位数,输出,否则输出。
输入格式
一个正整数,不超过。
输出格式
一行。若该正整数是两位数,输出,否则输出。
样例
54
1
2024/04/06C++17:30~19:30(杨)班级作业
- Status
- Done
- Problem
- 6
- Open Since
- 2024-4-6 0:00
- Deadline
- 2024-4-13 17:00
- Extension
- 24 hour(s)