C Program Output: Recursion with Static Variable

Computer Sciences > Gate 2016 Set-1 > C code

What will be the output of the following C program?

void count(int n)
{
static int d = 1;
printf("%d ", n);
printf("%d ", d);
d++;
if(n > 1) count(n-1);
printf("%d ", d);
}
int main()
{
count(3);
}

3 1 2 2 1 3 4 4 4

3 1 2 1 1 1 2 2 2

3 1 2 2 1 3 4

3 1 2 1 1 1 2

Correct : C code

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