java 随机数 Math.random

//产生随机数的类finalSuiJiShuClasssjs=newSuiJiShuClass();finalJPanelpanel=newJPanel();//初始化一个JPanelpanel.setBorder(BorderFactory.createTitledBorder("QQ:330936274"));//设置边界finalJTextFieldtestnum1=newJTextField("请输入最小的数",10);//"文本框finalJTextFieldtestnum2=newJTextF