Chongwasknownforhisquipfromanearlyage.Whenhegrewto5or6yearsoldhisintelligencewasmatchforanadult.Onetime,QuansentanelephantoverandCaowantedtoknowtheweight.Theyaskedaroundforanapproachbutnobodycouldproposeone.ThenChongsaid,wecanleadtheelephanttoaboat,markthewaterandreplacetheelephantwithotherthings.Wecanknowtheweightoftheelephantbyweighingthestuffontheboat

　　CaoChongWeighedTheElephant

　　OnedaysomebodysentCaoCaoanelephant．CaoCaowantedtoknowhowheavytheelephantwas,buttherewasno

　　scalebigenoughtogetitweighed．CaoChong,theyoungersonofCaCaotoldhisfatherhecouldweighthe

　　elephantifhehadabigboatandalotofheavystones．CaoCaoandsomeotherpeoplewereverysurprised,butstillheordered

　　hismentogeteverythingready．Whentheyledtheelephantdownintotheboat,thewatercameup,then

　　CaoChongmakeamarkofthewaterlineonthesideoftheboat.After

　　theydrovetheelephantontothebank,theyputtheheavystonesinthe

　　boatuntilthewatercameuptothesamelineonthesideoftheboat．Atlast,CaoChongtoldthementoweighhowheavythestoneswere．Inthisway,hegottheweightoftheelephant．