I don't understand dry run of this

#1

Plz clear my doubt of this problem

#2

@rakesh800650 hey,basically hm ye mante hi ki recursion smaller work ka ans hme lakr dedegi but if you want how recirsion work just make a stack and push rec func name into stack with argument and call recursiom or use bhi stack me push krna and so on and recursion khtm hojaye to backtraking bhi assume krna and use stack se bhar krdena ,try it yourself once.

#3

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