Kakuro is a kind of logic puzzle game of Japanese origin.

Kakuro is a kind of logic puzzle game of Japanese origin.. Kakuro is an abbreviation of kasan kurosu (addition cross), another game title is Cross Sums. The game is considered to be a mathematical equivalent of crossword. Classical Kakuro puzzle is played in a grid of filled and empty cells which are black and white correspondingly. The purpose of the game is to insert digits from 1 to 9 into white cells so that the sum of the numbers in each entry matches the clue associated with it and that no digit is duplicated in any entry. The game is one of the most popular puzzles in Japan, giving palm only to Sudoku game.

kakuro