描述：prices[i] 为第 i 件商品价格。第 i 件商品可获得折扣 prices[j]，其中 j 是满足 j i 且 prices[j] <= prices[i] 的最小下标；若无则无折扣。返回每件商品折扣后的最终价格。
What is this page?。51吃瓜对此有专业解读
What to consider before choosing the best budget camera for you，这一点在旺商聊官方下载中也有详细论述
$ ostree admin status
Staff reporting maternity units did not have enough personnel to provide safe care