Size: 20 x 20. Complexity: 3/5.
Fun Fact About Nonogram
In 1987, Non Ishida, a Japanese graphics editor, won a competition in Tokyo by designing grid pictures using skyscraper lights that were turned on or off. Coincidentally, a professional Japanese puzzler named Tetsuya Nishio invented the same puzzles.
Nonogram is a picture logic puzzle. Your goal is to reveal a hidden image.
New random Nonogram