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Problem A: 【函数】【入门】判断是否为两位数
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:565
Solved:285
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Description
判断一个数n是否为两位数,是输出yes,否则输出no。
Input
一个整数n(n>0)
Output
是两位数输出yes,不是输出no
Sample Input
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23
Sample Output
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yes
Source/Category
函数
入门
⭐