@hzjoiineg为什么是神？思路首先将\(S\)中A的数量不等于\(a+c+d\)的情况判掉。然后将\(S\)划分为ABAB...和BABA...的若干段，对于长度为奇数的段构造方案只能是如下构成：A开头为例）：AB和BA共\(\lfloor\frac{len}{2}\rfloor\)个，再加一个A。将\(a\)减一，并用

ACL(AnnualMeetingoftheAssociationforComputationalLinguistics)近十年研究热点追踪ACL近10年研究热点追踪

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CelebratingthemanycontributionsworkershavemadetoAmerica'sstrength,prosperityandwell-being.Aswellastheirsocialandeconomicachievements.ThefirstLaborDayholidaywascelebratedonTuesday,September5,1882,inNewYorkCity,ina

高频词辨析someVSany:some:肯定句式,ihavesomepen.caniborrowsomepen?any:疑问/否定句式idon'thaveanypen.doyouhaveanypen?fewVSafew,littleVSalittlefew+可数名词复数:很少(几乎没有),表"否定".afew+可数名词复

Firstanswerfromateacher:https://jakubmarian.com/so-thus-therefore-and-hence-in-english/"So,thus,therefore,andhenceinEnglish"SinceyouarereadingthisarticleinEnglish,theoddsareyoualreadyknowwhattheconjunction"so&q