说明：

1、设定范围：位数<=4, 个数<=100

2、界面说明：两个标签、两个普通文本框、一个按钮、一个多行文本框text3

3、对位数和个数的输入值，有验证

-Descr iption: 1, setting range: median < = 4, number < = 1002, interface descr iption: two labels, two ordinary text box, a button, a multi-line text box text3 3, on the median and a the number of input values, a verification