有人把排课问题化成整数规划来解决，但计算量很大，至今没有一个切实可行的算法。
Some people regard the arranging schedule as the question of integral programming, but the calculative scale is very great, there is no a suitable arithmetic to solve it.
有人把排课问题化成整数规划来解决，但计算量很大，至今没有一个切实可行的算法。
Some people regard the arranging schedule as the question of integral programming, but the calculative scale is very great, there is no a suitable arithmetic to solve it.
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