Sudoku Online is a puzzle that has already become a classic. Mathematical problems have always been popular with the public. Various publications have long been publishing the game Sudoku on their pages. Now you do not need to look for an old one or buy a new press and mess with pencils. Everything is very simple and on the monitor of your computer. Today we play Sudoku Online. We need to deal with the rules, learn how to customize the application and improve their skills. Let's start from the first paragraph: The rules are not complicated. A square is 3 by 3 and its cells are divided by a square of 9 by 9. The result is 81 one small sector, their total number is divided into 9 zones. At the beginning of the mini-game in some sectors already have numbers. Their value determines the complexity of the game. Your task may not be very simple. It is necessary to add the numbers 1,2,3,4,5,6,7,8,9 to the free cells, while fulfilling some conditions. Each small zone, row and column must not contain the same numbers.
