SciTech-Mathmatics-Probability+Statistics-Population-Sample:SampleProportionvs.SampleMean:TheDifferenceSampleProportionvs.SampleMean:TheDifferenceBYZACHBOBBITTPOSTEDONMAY5,2021TwotermsthatareoftenusedinstatisticsareSamplePr

不错的交互题。实际上这题是构造。理性分析，询问次数的下界是\(\frac{n}{2}\)的，因为每个叶子都一定要问到，而一个线段树区间询问至多包含\(2\)个叶子显然\([1,n],[1,1],[n,n]\)必须单独问为了尽量节省次数，我们考虑对叶子和非叶子结点匹配，这样找到之后就可以仅用一次询问找

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Starting Your First Session    tmux    start session and set name to it:    tmux new -s name    rename your existing session: 

Inunittesting,"stubs","mocks",and"fakes"arealldummyimplementationsoffunctionsorobjectsthatareusedtotestthebehaviorofanotherpieceofcod

WhyisOpenAIAPInotsupportedincertaincountries? HiOpenAICommunity!WhatisthecauseoftherestrictiontocertaincountriesofOpenAI?IfIhave

s1Thisisalistofauthentication[ɔːˌθentɪˈkeɪʃn]profiles,keyed[kiːd]bytheserver-idusedwithinthesystem.这是一个身份验证配置文件列表，由系