Thetaskofazero-knowledgeproofsystemisto"proveafactwithoutrevealingknowledge."Let'sstartwithanimage:Therearenumerouspenguinsinit.However,apuffinlookslikeapenguin(below).Thesituationisthatyouknowwherethispuffinishiding,butyoudon'twanttotellothersexactlywhereitis.Whatcanyoudotoprovetoothersthatyouknowt