Sudoku is a Japanese fun puzzle game. The puzzle consists of a 9 x 9 square grid that is divided into nine 3 x 3 squares.
To solve the puzzle, you must fill in the squares with the numbers one to nine. Some squares already contain numbers, known as 'givens'. The remaining squares must be filled in with the numbers not provided. The numbers one to nine must each appear only once in each row, column and 3 x 3 square.
Sudoku puzzle are logic puzzles. Using logical reasoning you decide how to place numbers into a Sudoku grid. There is only one correct answer for each puzzle. You need not guess to arrive at the answer. However, a single error throws the whole game out.
Although Sudoku grids use numbers, you do not need mathematical skills to solve the puzzles. To begin the puzzle you may start anywhere, but for many beginners it is easier to concentrate on the top three 3 x 3 grids.
This game is very tricky, and it can sometimes make you feel as if you are going round in circles. But by practising your skills on different puzzles and remaining patient, you will soon understand certain techniques that work well for you.
~nazatul umira
~5 efisien
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