Futoshiki (from Japanese, literally " not equal "; also known as " Hutoshiki ", " Unequal ") is a logic puzzle.
In addition, inequality constraints are also initially specified between some of the squares, such that one must be h.
Some digits may be given at the start.
The objective is to place the numbers 1 to 7 (or whatever the dimensions are) such that each row, and column contains each of the digits 1 to 7.
The Puzzle is played on a square grid, such as 7 x 7.
Futoshiki (from Japanese, literally " not equal "; also known as " Hutoshiki ", " Unequal ") is a logic puzzle