36, 40
25
22, 23
22, 31
32, 33, 34, 35, 36, 37, 38, 39, 40
21
21, 22
27
27, 28
22, 23, 24, 25, 29, 30, 31
25, 28
23, 24, 25, 26, 27, 28, 29, 30, 31
