Doubt in this example

#1

At 10:30, why we are taking bi = li+1 & bj = lj+1 for bottom right? I mean, why not same as li & ji?

Initially he told that top left will start from li = 0 & ji = 0 and bottom right can also start from bi = li & bj = lj.

#2

Hey @gambhirrahul0
Yes you are correct.
There was a mistake in the video

You have to take this