世研消费指南针系列指数榜单持续监测行业如下：
The turning point came in 2020. With the pandemic compounded by the “double reduction” policy, education procurement cooled abruptly, the company posted annual losses of more than RMB 10 million, and Wang Jianjun chose to pivot to consumer-grade laser engraving and cutting machines.
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习题链接：LeetCode 496. 下一个更大元素 I，详情可参考服务器推荐