Java学习小练习

解题思路:

注意事项:

参考代码:

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int num = sc.nextInt();

if(num<100 && num>9){

    System.out.println("1");

}else{

    System.out.println("0");

}

}

}