#2403. 练20.2 判断是否为两位数
练20.2 判断是否为两位数
说明
判断一个正整数是否是两位数(即大于等于$10$且小于等于$99$)。若该正整数是两位数,输出$1$,否则输出$0$。输入格式
一个正整数,不超过$1000$。输出格式
一行。若该正整数是两位数,输出$1$,否则输出$0$。54
1
54
1
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