Sudoku is a logic-based puzzle, like a crossword puzzle, except that it uses numbers instead of words. The name Sudoku the abbreviation of a Japanese phrase meaning "the digits must remain single." It is also sometimes called Number Place or Nampure.
History of Sudoku
You can find predecessors of Sudoku as early as 1895, when the first version or variant of Sudoku appeared in a French newspaper.
There was the game now known as Sudoku was invented until 1979, however, and was invented in Indianapolis, not Japan. Sudoku has become very popular in 1986 when it was acquired and the Japanese publisher Nikoli puzzle published.
Sudoku game
Sudoku-based graphic squares, nine squares by nine squares. This chart is sub-divided into nine 3x3 squares or regions. The board looks a lot like 9 tic tac toe games together.
The game had to be numbers (1-9) in the squares on the game. Pretty easy. The hardest part is that all regions (3x3 square), each diagonal row, each horizontal row, and each series of vertical boxes that the nine numbers, but may not be doubled.
Each Sudoku game has some of the pre-population areas of numbers called givens or clues. The problem is not necessarily related to the number of fields to fill, however.
difficulty
Sudoku is a simple game in construction, but it may require some serious effort on the brain and the ability to solve. Publishers often classify games according to difficulty, using 4-5 levels to organize games by their difficulty.
Accessibility
Publishing Sudoku puzzles in many newspapers and journals worldwide. They are also available in printed and electronic form. Probably the best way to get them, however, from a website that offers free Sudoku puzzles. Many can also generate web sites free custom puzzles.
