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Meaning of four color problem | Babel Free

Noun CEFR C1

Definitions

The problem of coloring a map with no more than four colors, such that no two adjacent regions have the same color.

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
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See also

four color theorem four corners Four Corners virus Four Crosses four door house four eyes

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