2. (10 pts) Consider the following program fragnm void test int ii int[5] a; void f (int x) i=i-1; i=2; a[2] 7; = What are the values of i and a [2] after function f returns if the parameter is passed by i a [2] value copy-in-copy-out_ reference need 3. (10 pts) Construct a small piece of code in C-style syntax like in the previous question that behaves differently for call-by-name and call-by-need