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ISRO | ISRO CS 2020 | Question 34

Consider the following recursive C function that takes two arguments
unsigned int rer (unsigned int n, unsigned int r) {
  if (n > 0) return (n% r + rer(n/r, r));
  else return 0;
 } 
What is the return value of the function rer when it is called as rer (513, 2) ?

(A)

9

(B)

8

(C)

5

(D)

2

Answer

Please comment below if you find anything wrong in the above post
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