killer-sudoku

What Is Killer Sudoku? Killer Sudoku Rules

Killer Sudoku is becoming increasingly popular. This puzzle is designed for those who are not afraid of challenging tasks. Success in the game requires a lot of practice, so familiarizing yourself with the nuances of the puzzle and thinking about where to find Killer Sudoku online free of charge is worthwhile.

What is the point of Killer Sudoku?

The main difference between this puzzle and the classic version is that it has fewer numbers. Therefore, this game becomes a real challenge for fans of intellectual recreation. The game is a complex task that can take hours to solve. At the same time, there are different levels, such as easy, medium Killer Sudoku, hard, and evil. Each level has fewer and fewer numbers. The most difficult version of Killer Sudoku doesn’t offer any hints.

Rules of the game

The player has to fill in the numbers from one to nine. The following conditions must be met:

  • Each number can appear only once.
  • Most often, areas are marked with dotted lines, although there may be other graphic elements.
  • No one square can contain more than 9 digits.
  • The sum of the numbers in the dotted area must be the same as the number printed in its corner.

What is the easiest way to solve Killer Sudoku?

So, how do you solve a puzzle with few or no clue numbers? There are several strategies.

  1. It is better to solve the puzzle by starting with the cells with the smallest or largest sum. They have the least number of possible combinations.
  2. Clock arithmetic, which ignores all digits except the last one in any number.
  3. Consecutive numbers in combinations. You can typically find one or more numbers that are consistent in all possible solutions.

Killer Sudoku is quite difficult to solve, but that’s exactly what makes the game so attractive. No wonder this puzzle is so popular. Besides, it is based on numbers, which makes it a fun activity that doesn’t depend on language skills. This game is also good for health, as it develops the brain and slows down the aging process.

Killer Sudoku offers a real challenge for experienced players, especially those with high mental arithmetic skills. The puzzle can be solved anywhere and anytime. Online Sudoku options are especially convenient for this.