Question

Integer fun(int x, int y) if(x > 1) fun(x – 2, y + 2) end if print y End function fun()

Answer 1

Answer:

if x= 4 and y=5:

Integer fun(int x, int y)

  if(x > 1)

    fun(x – 2, y + 2)

  end if

  print y

End function fun()

Explanation:  the first reverse recursion would print 9 and returns to a previous function call, next it prints 7 and returns to the very first function call finally it prints a 5 and completes the execution.

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