摘要：【1】Beauty is only skin-deep. Physical beauty can only be held fleetingly. Real beauty is much deeper and far greater. It is a life force, an energy, w 阅读全文

摘要：Math.Random()函数能够返回带正号的double值，该值大于等于0.0且小于1.0，即取值范围是[0.0,1.0)的左闭右开区间，返回值是一个伪随机选择的数，在该范围内（近似）均匀分布。 我们的目的是要取某范围内的整数，所以我们新定义一个Random函数。 给这个函数两个参数“from”， 阅读全文

摘要：_ Words said in anger are like scars left by nails in a fence. Even though you can pull all the nails out, the fence is never really the same. You can 阅读全文