Solving a Moon or Sun Puzzle

This is a ‘Moon or Sun’ puzzle - I'll be sharing the rules along with some tips, tricks, and strategies on how to solve them.
Try it yourself here: pzv.jp/p.html?m...
100 Sudoku Variants Puzzle Book: www.amazon.com...
100 Logic Puzzles Book - Volume 1: www.amazon.com...
100 Logic Puzzles Book - Volume 2: www.amazon.com...
Other puzzle tutorials: • Puzzles - Rules & Stra...