用java写一个带输入输出函数的控制台程序,只写主函数里的程序(越简单

导入Java . io . *;

公共类Io

{

公共静态void main(String[] args)引发IOException

{

int a;

System.out.print("请输入整数:");

buffered reader strin = new buffered reader(new InputStreamReader(system . in));

a = integer . parse int(strin . readline());

System.out.println("输入的数字是:"+a);

双b;

System.out.print("请输入双精度类型:");

buffered reader string 1 = new buffered reader(new InputStreamReader(system . in));

b = double . parse double(strin . readline());

System.out.println("输入的双精度数为:"+b ");

字符串c;

System.out.print("请输入字符类型:");

buffered reader string 2 = new buffered reader(new InputStreamReader(system . in));

c = strin . readline();

System.out.println("输入的字符为:"+c ");

}

}