7 2 5 1 2 2 10 6 4
--- - ---== (были сокращ. 5 и 15) - --- = - =
15 15 15 3 9 15 45 45 45
11 5 6 1
- --- = =
12 12 12 2
7 2 5 1 2 2 10 6 4
--- - ---== (были сокращ. 5 и 15) - --- = - =
15 15 15 3 9 15 45 45 45
11 5 6 1
- --- = =
12 12 12 2