GATE 2010
What is the value printed by the following C program?
c
#include <stdio.h>
int f(int *a, int n) {
if (n <= 0) return 0;
else if (*a % 2 == 0)
return *a + f(a + 1, n - 1);
else
return *a - f(a + 1, n - 1);
}
int main() {
int a[] = {12, 7, 13, 4, 11, 6};
printf("%d", f(a, 6));
getchar();
return 0;
}