思路：① 算每辆车到达时间 = (target - position) / speed；② 按位置降序排序；③ 单调递增栈：仅当当前时间 栈顶时间时压栈（新车队），否则合并。栈长即为车队数。可优化为用变量代替栈。
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The rewrite engine is an absolutely brilliant invention by John Brant and Don Roberts, introduced with the Refactoring Browser (see “A Refactoring Tool for Smalltalk”, 1997). It gives us AST-level matching and rewriting with astonishing power.
Dropping a thousand dollars on an OLED monitor only to ruin it with screen burn-in a year later is a very real, very valid fear. But Asus built a smart workaround into this ultrawide display, and it just so happens to be on sale.
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She said the scar had not healed and there was a "gaping hole", and the implant site was infected.。关于这个话题，同城约会提供了深入分析