package Ġch . hell or in . chall eng ames . service . challenge . status Ċ Ċ enum Ġclass ĠChallenge Status Ġ{ ĊĠĠĠ ĠOPEN , ĊĠĠĠ ĠAC CEPT ED , ĊĠĠĠ ĠDECL IN ED , ĊĠĠĠ ĠIN _ PROGRESS , ĊĠĠĠ ĠCOMP LETED , ĊĠĠĠ ĠFIN ISHED , ĊĠĠĠ ĠAB AND ON ED Ċ }