// 逻辑：这些数比当前元素小/相等，不可能成为「左侧元素的下一个更大值」，直接移除
Mashable's favorite iPad just got better. It used to come with the M3 chip, but the latest version (finally) comes with the zippy M4 chip, and we're thrilled. Pre-orders are live for the new Apple tablet and if you're interested, Walmart is likely your best retailer. Check out this deal on offer today.，详情可参考同城约会
，这一点在PDF资料中也有详细论述
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