Question

$0 + 1 |?| + 1 |?| + 1 |?| + 1 |?|$
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Answer 1

+1 +1 +1 +1

0------1--------2--------3--------4

-1 - 1 -1 -1

10--------9----------8---------7--------6

+1 +1 -1

5------------6------------7-----------6

Answer 2

sper că te-am ajutat!!!!!