Cognizant Technology Solutions — did not get any mail

Wanted to confirm that i gave my hr as well as technical rounds on 17th november 2018 in ncr region galgotias college however, i haven't received any confirmation or rejection mail till now.
I came to know that people have received a test link of 20 min and those who gets rejected receives rejection email.
Should i consider a no as i haven't received any email or should wait for some more time.
It would really be helpful if you could help me with same