. |
|
: |
" " |
:
(400+45) = 545
(200+200) = 400
(200+450) = 650
(1+2) = 3
(1+1) = 2
(150+50) = 200
= 80
= 1/2 . .
= 1 . .
= 80
= 100
= 50
= 50
= 600
:
: |
. |
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: |
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: - |
: | [2] 1 |