思路：找「右侧第一个 ≤ cur」的元素 → 弹出所有 cur 的元素，栈顶即为折扣。最终价格 = cur - 折扣（有则）或 cur（无则）。
Мир Российская Премьер-лига|19-й тур
。im钱包官方下载是该领域的重要参考
Медведев вышел в финал турнира в Дубае17:59
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3. You want a phone that's less of a burden to hold, and sticks Yes, the Pixel 10 Pro XL is $200 cheaper than the Galaxy S25 Ultra, but perhaps more importantly, it's actually comfortable to hold. Considering how often you'll be carrying your phone, holding it up, and interacting with it daily, hand feel is one of the most overlooked yet vital aspects of mobile devices.
for (int i = 0; i < n; i++) {，详情可参考51吃瓜