24 Calculator - 24 game program with perfect solution engine, supports advanced training/test

1.3 UI languages - English, Simplified Chinese and Traditional Chinese;

2.It's one of the most powerful softwares of its kind. Solution engine of 24 Calculator has adjusted and passed cross-verification against all theoretically possible solutions. It has been perfect now;

3.You can check all solutions for any questions, only irrelevant solution(s) will be listed;

4.Support training, test and comments on multiple solutions for one question by the setting of "Difficulty Level";

5.Support standard rule (addition, subtraction, multiplication and division) as well as advanced rule (standard rule + power and root);

6.You can choose to use J(11), Q(12), K(13) as an option;

7.You can view complete list of all solutions for all possible 24 questions in a whole under different rules;

8.Training plan and training game with instructions and variety of options;

9.World Cup in 4 levels - a formal test. Player with good score in World Cup can join World Ranking in respective levels;