[FUNExtreme]

a is not a team. A is an id

Let me show you how it works:

for(new a = 0; a < MAX_PLAYERS; a ++)

will do

a = 0 (execute code for id 0)
then
a = 1 (execute code for id 1)
then
a = 2 (execute code for id 2)
then
....

Thats how it works, do you understand?