【摘要】 在Ｎｏｔｅｓ 应用程序设计过程中，角色的分配合一直是一个容易被忽略的问题．本文将此问题提炼为一个数学模型，并用图论中已有的顶点染色法解决，得出了较为合理的算法和结果．更多还原

【Abstract】 In the procedure of Notes application designing,how to arrange and combine roles is always one of negligent problems. This paper turns this problem into a mathematical model and resolves it with method of vertex coloring in picture theory,resulting in relatively reasonable algorithms and results.更多还原