小动画心 动画显示提示信息\"按任意键进入\"， 然后就没有任何反映了, 不知道该怎么办了?-small animation heart animation shows a message "by Anykey enter," and then there would be no point to the fact that I do not know how the Office

开平方 键盘输入数值给出其算数平方根值并用十进制显示-Square root