Q. 39 Consider the C functions foo and bar given below:
int foo(int val)
{
int x = 0;
while (val > 0)
{
x = x + foo(val--);
}
return val;
}
int bar(int val)
{
int x = 0;
while (val > 0)
{
x = x + bar(val-1);
}
return val;
}
Invocations of foo(3) and bar(3) will result in:
(A) Return of 6 and 6 respectively
(B) Infinite loop and abnormal termination respectively
(C) Abnomal termination and infinite loop respectively
(D) Both terminating abnormally
Answer: (C)
Explanation
