How to Play Sudoku for Beginners: Rules and First Steps
To play Sudoku you fill a 9×9 grid so that every row, every column and every 3×3 box contains the digits 1 to 9 exactly once. That is the...
To play Sudoku you fill a 9×9 grid so that every row, every column and every 3×3 box contains the digits 1 to 9 exactly once. That is the...
To solve Sudoku fast you change the question you ask. Slow solvers ask "what goes in this cell?" and test nine digits against t...
The Sudoku tips that actually change your results are few: scan by digit instead of by cell, start with the digit that already appears mo...
Sudoku has exactly one rule: every row, every column and every 3×3 box must contain the digits 1 to 9, each exactly once. That is the wh...
To solve a Sudoku puzzle in 1 minute you must stop scanning square by square and start sweeping digit by digit. Count how often each d...