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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。
。旺商聊官方下载是该领域的重要参考
1.1 环境初探：Ling Studio
Sammy Azdoufal told The Verge he wasn't trying to hack anyone else's robot vacuum. It was merely a fun project for the software engineer, who alerted DJI about its massive authentication slip-up — while sharing how little work it took to access the ins and outs of a Romo owner's home.
，详情可参考91视频
FacebookXLinkedIn，更多细节参见safew官方版本下载
cd ~/www/anqicms