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Curious Cheetah

Yin Yang

Background

While most puzzles of this type require one color (usually white) to be orthogonally contiguous, this requires both colors to be so. Hence the name.

Puzzle and Goal

An unsolved puzzle consists of a square grid. Some cells contain a white or black circle.
The goal is to fill all cells with either a white or a black circle.

Rules

The solved grid must satisfy the following conditions:

Playable Online