
Place numbers among 1 to 9 in the grid according to these rules:

- Numbers in a group of cells must add up to the marker at the previous cell.
- Each group of cells can't have the same number twice.

There are 3 difficulty levels, and different board sizes.

You can access a submenu, by pressing Menu Key. From there you can reset the puzzle, change it, solve it or exit the game.

There are two cell modes: INK (the final number of a cell) and PENCIL (you can write several temporarily numbers in the same cell). To switch cell mode press the right Menu Key.


HOW TO PLAY:
-----------

LEFT, RIGHT - horizontal movement
UP, DOWN - vertical movement
1 to 9 - write number
0 - clear cell
* - show possible combinations list
RIGHT MenuKey - change cell mode
LEFT MenuKey - Menu
