There is no need to do copying of data. The question is just to print out the values. The following code suffices, I think.

int *b;
int b_i;

b = a + k;
for(b_i = 0; b_i < n; b_i++)
{
    if((int)(b - a) >= n)
    {
        b = a;
    }
    printf("%d ",*b++);
}