用于求解带盒状约束的连续优化问题的类电磁机制算法(Electromagentism-like Mechanism Algorithm, EM)，该算法最早由Erasmus University的Birbil S. Ilker等人提出，是一种非常新颖且有效的智能算法。-The code realizes Electromagentism-like Mechanism Algorithm which is for solving continuous optimization problem wit