400 " !". $85.

2-, 4- 8- :
2 $43 = 86 - 1250:2 = $455 + 2
4 $22 = 88 - 1250:4 = $227 +
8 $11 = 88 - 1250:8 = $71 +

! - - !!! !!! !!! !!!

: vbalagula , .