1.5

(1.6 *2 *4.2 ), 13 3:

550 ./.

15 ./.


()(1.8 *2 *4.2 ), 15 3:

600 ./.

15 ./.


/ (2.2 *2 *4.2 ), 20 3:

650 ./.

16 ./.


(2 *4.2 ):

700 ./.

16 ./.


(+/-):

700 ./.

17 ./.