Комментарий:
close size1 6440
avg price (5960-480/3) => 5800 size 3
avg price (5960-480/3) => 5800 size 3
Комментарий:
close 1 size 6600
avg price 5800-(6600-5800)/2= 5400 size 2
avg price 5800-(6600-5800)/2= 5400 size 2
avg price 5960 4 size