习题链接：LeetCode 503. 下一个更大元素 II
Isaacman also highlighted a push to rebuild NASA's workforce, shifting some key roles from contractors — who today make up about 75 percent of the agency's technical labor — back to in-house expertise. NASA leaders say that will give them more control over launch preparations, as it did in the Apollo and space shuttle eras.
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The government said the changes would ensure everyone who needs to be seen quickly would be.，更多细节参见heLLoword翻译官方下载
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