各种有趣的数学算法和数学题目，用数据结构解决-A variety of interesting mathematical algorithms and mathematical topics, with the data structure to solve

15 puzzle for solving 15 puzzle with ida star algorith

经典的八数码和十五数码问题的完美解决方案，对于任何情况均可以迅速出解，并且可以动态演示。并非用传统的A*或IDA*算法实现，效率远高于A*和IDA*算法。-The classic eight digital and 15 digital perfect solution for any situation can be quickly out of solution, and can be a dynamic presentation. Not achieve with traditional