Vrijeme: 22:06
RAM, vidiš | RAM, look #3
Koji je najmanji
za koji postoji raspored od
točaka u ravnini koje je nemoguće obojiti u najviše tri boje tako da ako su dvije točke udaljene za točno
, onda moraju biti različite boje?
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If two points in a plane are exactly
unit apart, they are colored differently. Find the smallest
such that there exists a layout of
points in a plane which can't be colored in strictly less than four colors.
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