﻿ Sudoku online solving technqiues
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# SUDOKU PUZZLES ONLINE

 1 2 3 4 5 6 7 8 9 LEV   1 (100) 2 (100) 3 (100) 4 (100)   PUZ

SOLVING CLASSIC SUDOKU
CHOOSE PUZZLE: LEV: choose a level of difficulty. Between brackets is the number of puzzles per level.
PUZ: enter the puzzle number of your choice.
START: choose this to load the puzzle.
ROW: In front of every ROW you will find the missing digits for that row.
COLUMN: Above every COLUMN you will find the missing digits for that column.
BOXES (1-9): At the top left are 9 boxes with the missing digits of the 9 subgrids.
NUMBER OF DIGITS: At the top you can see how often a number has already been entered and where.

CLASSIC SUDOKU
ENTERING DIGIT(S): On the left, cells in white color, choose the digit(s) you want to enter and then click on the sudoku cell of your choice. Choose a digit and the empty cell below digit 9 if you want to place 1 digit in small size.
BUTTON ✓: Choose button to check the puzzle. All the correct numbers turn GREEN just like the initial numbers and now can not be changed anymore.
BUTTON SOL: Click on the SOL button to display the puzzle solution.