// 1. 建堆：从最后一个非叶子节点开始向上调整
This time, though, there was a plan in place to check the damage. But it meant undertaking one of the riskiest maneuvers in space history.
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Publication date: 10 March 2026
（新华社北京2月25日电 记者朱基钗、胡浩、丁小溪、高蕾、胡梦雪）
UPDATE: Read the solution here