Note that process switch actually may happen after each instruction. Consider the following pseudo code.

int a = 5:

XO

. load a;

add -1;

store a;

load a; add 3; store a;

10 points

Save Answer

}

main()

create-thread (execute function X);

create-thread (execute function X);

wait for threads to finish;

print a

Give all the possible values that may be printed by the above program. Give the values in numerical order, separated by comma with no space (e.g., 1,2,5, 15).