Updates to the leaderboard are welcome via pull request.
不过完美日记的“哑火”并非一朝一夕，而是有一条清晰可查的下行曲线。
，详情可参考爱思助手下载最新版本
If you choose to pre-order the new Samsung Galaxy Buds 4 from Amazon, you'll get a free $20 Amazon gift card. The Samsung Galaxy Buds 4 are listed for $179.99 on Amazon. The gift card offer is valid until March 10, the day before the release of these new earbuds. If you were already lining up these brand-new earbuds, why wouldn't you make the most of this free credit?
Step 3: cmdChargeCreditCard returned {
思路：单调递减栈，找「上一个比当前价格大的元素索引」。正序遍历，弹出所有 ≤ 当前价格的索引；跨度 = 当前索引 - 栈顶索引（栈空则为 当前索引 + 1）。