Tips for solving sudoku puzzles hard9/9/2023 ![]() This happens whenever all other numbers but the candidate number exists in either the current block, column or row. When a specific cell can only contain a single number, that number is a "sole candidate". You should be able to solve almost any Sudoku puzzle using these techniques. Then, start with the basic techniques again, and repeat the process. Do one at a time until you can plot one more number into a cell. Then, when you can add no more numbers to the board using the basic techniques, try the more advanced ones. Use the first few techniques to insert as many numbers as you can. When utilizing these techniques, the way the pros prefer to do it, is to start with the basic ones. This article presents nine such techniques in increasing difficulty. Solving a hard Sudoku puzzle will require quite a different set of techniques compared to an easy one. Their approach, though, may not be the same. Whenever they play a puzzle tailored for their level of competence, both the beginner and the experienced Sudoku solver will have to put a good amount of thought and technique into completing the task. The T pattern can help you find numbers in other parts of the puzzle.One of the greatest aspects of Sudoku is that the game offers engaging challenges to both the novice, as well as the seasoned puzzle player. The L pattern helps you find twins and triplets. You can find twins and ghost numbers when this pattern exists. Conditions must be right but quite often they are. When conditions are right the gate pattern can help pinpoint where numbers go. The right angle pattern is related to the diagonal and corner patterns.įind an opposite pattern and you may have found a plus pattern. The diagonal pattern helps you first find twins then other numbers. The corner pattern can help you find twins. Hidden patterns are described on their own page. It is suggested that you learn about patterns before reading about hidden patterns. Hidden patterns are very helpful because they will help you find numbers that are much more subtle. Hard and expert level puzzles may not have patterns at the start but as you add numbers you will start to see patterns emerging. Easy and medium puzzles will have more patterns at the start. Patterns can help with solving puzzles at all skill levels. But knowing patterns will help you see them quicker. If you study an area of a puzzle for a while you will probably see the numbers without recognizing specific patterns. Patterns will help you speed up your analysis of a puzzle and will help you find numbers. ![]() ![]() ![]() ![]() When you are familiar with and see specific patterns you will be able to analyze the area of the puzzle very quickly. Patterns help you organize the remaining numbers and eliminate possibilities in a box, and in related boxes, rows and columns. Patterns are essentially a series of completed numbers (either givens or numbers that have been filled in) in a specific order in one of the boxes on the sudoku grid. They could be listed on the techniques page but since there are many patterns they are listed in their own section. Patterns are similar to techniques they are another "tool" in your toolbelt. Using patterns is another way to help you solve sudoku puzzles. Patterns are numbers in boxes organized in specific ways that can help find other numbers If Sudoku Primer and the YouTube channel have helped you, consider donating a little ![]()
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