Жители Санкт-Петербурга устроили «крысогон»17:52
以下是刘年丰的采访实录，对话经作者整理：
，更多细节参见heLLoword翻译官方下载
Easy difficulty hints, answers for Feb. 26 PipsNumber (3): Everything in this space must add up to 3. The answer is 3-1, placed horizontally.
Helium is used to pressurize tanks and help push fuel into the engines. Without proper helium flow, the rocket cannot safely fly. Because the upper stage is hard to reach at the launchpad, NASA rolled the stacked rocket back into the Vehicle Assembly Building, the sky-scraping hangar where it was originally put together.
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