0 40 40 1 a 0 0 1 1 40 40 1 b 1 0 1 1 40 40 1 c 2 0 1 1 40 40 1 d 0 1 1 1 40 40 1 e 1 1 1 1 40 40 1 f 2 1 1 1 40 40 1 g 0 2 1 1 40 40 1 h 1 2 1 1 40 40 1 i 2 2 1 1