Europa是一个模型和解决方案框架，约束问题的规划和优化设计。 EUROPA研究通常可嵌入在宿主应用程序，具有高效、可扩展和可配置等特点。-EUROPA is a fr a mework to model and tackle problems in Planning, Scheduling and Constraint Programming. EUROPA is typically embedded in a host application. It is designed to be