, . (10-25 /.) (20-40 /.) . , . , ( ) (1:3) (1:10). , , . , ( - ), ( - ) 0,5-1 . . ( ) , - (6-12 /.) . . , , (40-50 10 ). 2-4 2 100 .. , , - : (6 10 ), (3 10 ), (10 10 ). (100 100 10 ). 1 -2 . .
" ": 1 - 2 - ... 21 - 22 - 23 - , 24 - : , ... 25 - ... 27 - 28 - . 29 - -