This blog attempts to provide a new sudoku everyday and explain Solving Techniques.
Search 9 Sudoku 2013 - 1
Today we will attempt to solve a Search 9 Sudoku as practice for the Third leg of the WPF GP.
Rules of Classic Sudoku apply. Additionally, arrows in a cell point towards the digit 9. The number 9 is always at a distance equal to the digit in the cell with the arrow. All possible arrows are marked.