Cognizant — offer letter not received.. selected on 12th may 2018.

Address: Pune, Maharashtra, 411028

I was interviewed on 12th may 2018 at cognizant pune for python for data science.
I cleared all the rounds and including hr round. They made me fill a form with all my details on the same day.
Hr told me that with in 2 weeks i will get the offer letter.
Its been 40+ days now and i have not received any reply from them.

Kindly let me know what is the status of my offer letter.