How to Solve Hard Sudoku
If you’re struggling to solve a hard Sudoku puzzle, there are some tips and tricks that can help. First, try to find the hidden singles. These are the numbers that can only go in one spot. Once you’ve found them, you can eliminate other possibilities for those cells. Next, look for naked pairs. These are two numbers that can only go in two specific spots. Once you’ve found them, you can eliminate other possibilities for those cells. Lastly, look for hidden pairs. These are two numbers that can only go in two specific spots, but they’re not next to each other. Once you’ve found them, you can eliminate other possibilities for those cells.
Tips and tricks to Solve Hard Sudoku
There are a few tips and tricks you can use to help you solve hard Sudoku puzzles. First, look for numbers that only occur once in a row, column, or 3×3 box. These numbers can be placed immediately. Second, try to find pairs or triplets of numbers that can be placed in a row, column, or 3×3 box. Once you find these, you can eliminate other possibilities for those squares. Finally, use process of elimination to figure out which number goes in each remaining square.