Prin incercari.
Y=0 => |0-2|>0 => |-2|>0 => 2>0 (A)
Y=1 => |1-2|>0 => |-1|>0 =>
1>0 (A)
Y=2 => |2-2|>0 => |0|>0 => 0>0 (F)
Y=3 => |3-2|>0 => |1|>0 => 1>0 (A)
Y=4 => |4-2|>0 => |2|>0 => 2>0 (A)
Y=5 => |5-2|>0 => |3|>0 => 3>0 (A)
Y= 6 => |6-2|>0 => |4|>0 => 4>0 (A)
Y=7 => |7-2|>0 => |5|>0 => 5>0 (A)
Y= 8 => |8-2|>0 => |6|>0 => 6>0
Y= 9 => |9-2|>0 => |7|>0 => 7>0 (A)