Web sudoku hard web sudoku how to#
Web sudoku hard web sudoku free#

These buttons are located next to the timer. «Pause» or «Play» buttons (stop or continue).The most difficult level contains the smallest amount of preset numbers in the beginning of the game. There are several Sudoku difficulty levels for each user ( easy, medium, hard, expert). «Difficulty» option (difficulty level).If this option is on, incorrect solutions will be highlighted in red. If this function is turned «ON», it allows to fill in more than one possible solution for each cell. Pressing this button allows you to cancel the previous steps one by one. Pressing this button will make some numbers appear in the cells where they could logically be located. Pressing this button after selecting a cell that contains a number will delete this number, if it was filled in by the user. Pressing one of these buttons after selecting a cell on the game board will fill in the cell with the corresponding number. Pushing this button will open a popup menu with three choices: «New game» (to generate a new combination of numbers on the game board), «Restart» (to return to the starting point of the current puzzle), and «Cancel» (to close the popup menu)

Web sudoku hard web sudoku free#

In order to make the Sudoku free puzzle game process convenient for all users, we have created an interface with special functional abilities: This means that 1 will also be in the right sector of this row.

For example, in the first one of these rows, we see the number 1 in the left and middle sector. If in any such row or column there are two sectors with two of the same numbers, then in the third sector there will also be the same number. The board can be visually divided into 3 rows and 3 columns, where each row and column contains 3 sectors.The more sectors you can finish, the more obvious will be your further steps for completing the puzzle. Using logic and the other numbers in the rows and columns, try to quickly fill in the missing numbers. Find the 3 by 3 sectors which already contain 5 or more numbers.Strategiesįor quick and successful puzzle completion, you can refer to the strategic recommendations below: Keep in mind, that there cannot be any repeated numbers in one row (1 by 9 cells), column (1 by 9 cells), or sector (3 by 3 cells). The puzzle is considered completed as soon as you fill in all the cells correctly.

Web sudoku hard web sudoku how to#

How to play Sudoku?Ĭlick on the cell that you need and press the necessary button (1, 2 … 9) on your keyboard’s number panel. The goal of Sudoku is to arrange numbers 1,2, 3, 4, 5, 6, 7, 8, and 9 in the empty cells in such a way that every sector, every column, and every row contains the numbers 1-9 only once.

The player must fill in the remaining empty cells, according to the numbers given. In some cells, there will be a number ranging from 1-9. Each sector has the dimension of 3 by 3 cells (9 cells in each sector). If you play Sudoku daily, you will also learn how to build logical chains of inferences.Īt the beginning of the game, you will see a grid of 81 cells, which are split up into 9 sectors.

As you gradually gain more experience with this puzzle, you’ll be able to develop your concentration, patience, and thinking skills. The puzzle game Sudoku is a game that works on improving logical thinking but doesn’t require you to solve complex mathematical operations.