⚽ Premier League: 10 things to look out for this weekend
The Artemis II crew - Nasa's Reid Wiseman, Victor Glover and Christina Koch and Canadian astronaut Jeremy Hansen - were at the Kennedy Space Center watching the rocket as it was moved.
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// 逻辑：只要左侧元素最小值，说明该元素需纳入无序区间，左边界左移
This decision seems to be one of the more hotly-contested among ergo enthusiasts. A conventional keyboard has staggered keys, with each row slightly offset to the rows above and below it — so the A key is about halfway between the Q and W above it. This is a holdover from vintage mechanical typewriters, in which each press activated a hammer that smashed ink onto paper in the shape of a letter. To fit the hammers as close together as possible, while still allowing for finger pads, the keys were staggered.
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