尝试一下（在循环外将变量声明为a）：
int a = -1; do{ System.out.println("Enter a number between 0 an 10"); Scanner in = new Scanner(System.in); a = in.nextInt(); }while (a>0 && a<10);
尝试一下（在循环外将变量声明为a）：
int a = -1; do{ System.out.println("Enter a number between 0 an 10"); Scanner in = new Scanner(System.in); a = in.nextInt(); }while (a>0 && a<10);名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
