void fun(int first, int second) { first += first; second += second; } void main() { int list[2] = {1, 3}; fun(list[0], list[1]); }

For the "pass by value" parameter passing method, what are the values of the 'list' array after execution?
For the "pass by reference" parameter passing method, what are the values of the 'list' array after execution?