Google services are not working

[AC Question]

once I rooted my phone.I also hacked some in-app-purchases from google.But after unrooting my phone my play store,play games stopped working.Everytimes it asks me to connect an account.I try to connent them.But after submitting my username and password it shows me everytime 'can't connect to the reliable server.'I've also tried a factory reset on my phone but there's no changes...Kindly help me.