这是算法是程序设计的精髓，程序设计的实质就是构造解决问题的算法，将其解释为计算机语言。-This is the algorithm is the essence of program design, program design is the real structural problem-solving algorithm, be interpreted as a computer language.

可以展开多重界面，并具备几种基础的解题功能和选择功能-It can open multiple interface, and has several basic problem-solving function and selecting function