importantkeys

Help Keys

'K' is maybe the most important - it displays two help screens with all functions

'H' displays a help ticker - maybe interesting when you are already more familar with the program

'I' displays a short Sudoku instruction page

I want to play now

'N' offers a new Sudoku game for you to solve

'A' alters the difficult level for the next Sudoku puzzle

'1-9' set a cipher in the field you want (see also Input modes)

'0' or Space deletes an entered number

Ctrl-'R' restarts the actual Sudoku Puzzle

'U' or Backspace undos the last change