How can it be with recursion ??

Question

i want to do this program with recursion. Pls help me about that. Thanks...

https://code.sololearn.com/cE117FYmu777/?ref=app

Answer 1

Ya the base condition
row | spaces
5 0
4 1
3 2
2 3
1 4 => * // base condition(i.e row==1)
* *
* * *
.....

Answer 2

https://code.sololearn.com/cR17ryJIXGND/?ref=app

Answer 3

Thanks...

Answer 4

Every recursion method must have an exit statement and the method will repeat until the exit statement. Am i right ??