(re)BinarySearch[CPP] (#835)
(re)BinarySearch[CPP] (#835)

I have made the changes to the way mid was calculated earlier so now no overflow error will occur.

Co-authored-by: Kalash Shah <4e9329ff31180ebfcdb81c1e01290ba217dfc4ac@users.noreply.github.com>
iiitv/algos,iiitv/algos,iiitv/algos,iiitv/algos,iiitv/algos,iiitv/algos,iiitv/algos,iiitv/algos