课程表问题是NP完全类问题。

Timetable problem is a kind of NP_complete problem.

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在本文中我们主要研究了带约束有教案的中学排课程表问题。

In this paper we focus on the time-table problem for middle schools with constraints on tearchers' teaching-plans.

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为了处理课程表问题这个NP完全类问题，根据大学编排课表的特点设计了一种全新的使用r _时刻表的设计方法。

In order to deal with the timetable problem, the NP-hard problem, this paper designs a new method by the use of R_timetable, which is based on the character of college courses arrangement.

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