▁Stand ings ▁are ▁determined ▁by : ▁ 1 ) ▁Number ▁of ▁wins ; ▁ 2 ) ▁Number ▁of ▁matches ; ▁ 3 ) ▁In ▁three - play ers - ties , ▁percentage ▁of ▁sets ▁won , ▁or ▁of ▁games ▁won ; ▁ 4 ) ▁Ste ering ▁Committee ▁decision . ▁ ▁References ▁Main ▁Draw ▁ ▁Leg ends ▁Over ▁ 4 5 ▁Dou bles <0x0A> </s> ▁A pto ide ▁is ▁a ▁software ▁" market place " ▁application ▁for ▁installing ▁mobile ▁applications ▁which ▁runs ▁on ▁the ▁Android ▁operating ▁system . ▁In ▁A pto ide , ▁unlike ▁the ▁Android - default ▁Google ▁Play ▁Store , ▁there ▁is ▁not ▁a ▁unique ▁and ▁central ized ▁store ; ▁instead , ▁each ▁user ▁man ages ▁their ▁own ▁store . ▁The ▁software ▁package ▁is ▁published ▁by ▁A pto ide ▁S . A ., ▁a ▁for - pro fit ▁company ▁incorpor ated ▁in ▁November ▁ 2 0 1 1 ▁and ▁head qu arter ed ▁in ▁Lis bon , ▁Portugal . ▁ ▁There ▁are ▁several ▁versions ▁of ▁the ▁A pto ide ▁app : ▁A pto ide ▁for ▁smart ph ones ▁and ▁table ts , ▁A pto ide ▁TV ▁an ▁edition ▁for ▁smart ▁TV s ▁and ▁ST B s , ▁A pto ide ▁V R ▁and ▁A pto ide ▁K ids ▁developed ▁for ▁children ' s ▁devices . ▁ ▁The ▁Android ▁application ▁used ▁to ▁access ▁the ▁stores ▁is ▁open ▁source , ▁and ▁there ▁are ▁several ▁for ks ▁such ▁as ▁F - D roid . ▁The ▁communication ▁between ▁the ▁client ▁and ▁servers ▁is ▁done ▁using ▁an