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Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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合并过程：用临时数组，双指针比较两个子数组元素，小的先放入
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.