399=3×19×7=21×19;
21+19=40;
故答案为:40.
假定有如下的Sub过程: Sub sfml(x As Single,y As Single)t=xx=t/yy=t Mod y End Sub 在窗体上添加一个命令按钮(名为Command1),然后编写如下事件过程: Private Sub Commandd1_Click()Dim a as single,b as singlea=5:h=4sflln a,bMsgBox a & chr10.+chr13.& b End Sub 打开窗体运行后,单击命令按钮,消息框的两行输出内容分别为
A.1和1
B.1.25和1
C.1.25和4
D.5和4
类鼻疽