数独园地-数独大全 app for iPhone and iPad

Sudoku is a mathematical logic game that originated in the 18th century × It is composed of 9 squares (simplified version 4x4, 6x6). Players need to infer the numbers of other squares according to the numbers provided by the squares and the numbers in each row, column and house.
This kind of game only needs logical thinking ability, and has nothing to do with numerical operation. The playing method is simple, but it has 5472730538 possibilities. It is fun without repetition. It is a way to exercise your brain and observation.

The standard Sudoku game generally consists of 9 × 3 It is composed of three nine block.
The number in each column must contain 1~9, which cannot be missing or repeated.
The number in each line must contain 1~9, which cannot be missing or repeated.
The number of each house (the area enclosed by thick black lines, usually a 3 * 3 nine house grid) must contain 1~9, which cannot be missing or repeated.

This Sudoku game has the following characteristics and advantages compared with other Sudoku games on the market:
---Multiple types
Row Sudoku ->the most suitable mode for enlightened users or novice players
Six Palace Sudoku ->A mode suitable for primary school or advanced level players to challenge
Nine Block Sudoku (standard) ->Sudoku suitable for most people, in which difficulty grading and experts are suitable for skilled players to challenge
Nine Block Sudoku (Metamorphosis) ->It is suitable for experimenting with novelty, testing the players observation ability, and the difficulty will be higher than the standard
In addition, there are also Sudoku with five or seven palaces, percentage Sudoku, and diagonal Sudoku

---Powerful prompt system:
When players cant really think of the current problem solving steps in the process of Sudoku, the prompt system will list the problem solving strategies in detail, so that they can know more about the reason. Every difficulty is an opportunity for progress. Here, there is no inexplicable answer. The current completed Sudoku methods are
-Remainder only, line exclusion, column exclusion, palace exclusion
-Row singular number
-Explicit array
-Combination fish (swordfish, jellyfish)
-Fish fin
-Xy wing/XY wing, xy chain/XY chain
-Unique rectangle (1, 2, 3, 4) four types
-Double line kite, skyscraper
-Number chain (combination of strong chain and weak chain)

---Support Sudoku cracking (customizable):
Support you to input Sudoku questions yourself. After the player completes the input, the correctness of the input Sudoku will be checked. If the player inputs misunderstandings and prompts (such as multiple solutions or value conflicts), in the case of the only solution, you can start the game or complete the Sudoku, which will be exactly the same as your normal game experience. It can help you better understand Sudoku

---Precise difficulty differentiation:
All types of questions are divided into enlightenment, simple, intermediate, difficult, and expert. No matter what mode, you can easily pass the enlightenment level, which helps you quickly understand Sudoku. Each question is unique. The higher the difficulty, the higher the score. Players can clearly know their current level, and enjoy the joy of gradually becoming a Sudoku master.

---It provides the function of automatically filling in the number of candidates:
For the players who are proficient in Sudoku, filling in the candidate number will be a little boring. The application provides the function of filling in the candidate number with one button, which frees the players from the boredom of filling in the candidate number, puts more energy on observation and logical reasoning, and immerses them in the joy of playing Sudoku.

---Sharing challenges:
For difficult Sudoku, you can complete it with your friends, or compare who is stronger. One happy is not as good as all happy. Its more fun to play together.

Enjoy Sudoku, conquer Sudoku, and come here to become a Sudoku master.