sinC + sin D = 2sin([C+D]/2)cos([C-D]/2)
Koi na Bhai gale laga le
copy paste mt kr, properly likh ke bhej
Love you bhai
Bhagwan tujhe IIT B cse dede
agar copy paste karna hota to ye flair kabka change kar deta
Tere mu mei ghee shakar bhai Waise nit bhi chal jayega
Apke liye IIT b bhi kam hai apko toh chand taare tod la du