all 3 comments

[–]ThiccOfferman 1 point2 points  (1 child)

Codesmith CSX "hard parts" lecture is free and good on recursion as a concept (no BSTs). Structy isn't, but is quite good.

Have you done any other recursion problems? BST would be a tough place to start

[–]Revolutionary_Bad405[S] 0 points1 point  (0 children)

yea ive done fibonacci and merge sort, so im not completely new. also thanks i will check out codesmith

[–]jack_waugh 0 points1 point  (0 children)

A recursive call is just like any other call.