"": 1 - , . 2 - .... 6 - . 7 - . . 8 - 9 - 10 - ... 12 - -1,2,6,11,13,15,16,17 ( ) 13 - -18, -19, -20, -25, -31 -35, -38, -45, -50, -51,-5, -6, -7, -10,