Size: 10 x 10. Complexity: 2/5.
    
         Fun Fact About 1
    
    
        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. See How to play Nonograms.
    
        
    
    
        Well done! You successfuly completed this puzzle!