// 单调栈：存储"待匹配更大值"的元素，栈内保持单调递减（核心）
If Amazon is aiming to keep the Big Spring Sale strictly within March as it has in years past, the 2026 Big Spring Sale would likely run through Tuesday, March 23, or Wednesday, March 24, to Sunday, March 29. Amazon extended the sale by a day in 2025, so it's possible that we'll see yet another day tacked on this year.
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Science & Environment
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"I just have a lot of respect for people that have put a lot of years into gaining practical skills like fabricators and machine operators," said Ellis, who is also an art teacher at Stretford High School.