[ FEATURE ] Add more challenges
[ FEATURE ] Add more challenges

lwonsower/Regexcellence,hellodanali/Regexcellence,bbtran/Regexcellence,hellodanali/Regexcellence,Regexcellence/Regexcellence,Regexcellence/Regexcellence,bbtran/Regexcellence,lwonsower/Regexcellence