【摘要】 针对学生做E题的方法给出总结,并对学生出现的问题给出点评,同时对竞赛中研究生较少或没有考虑过的最优解证明问题和启发式方法给出论述.更多还原

【Abstract】 This paper summarizes some methods of students for doing the problem E and gives some comments on student problems in the contest.At the same time,we discusses problems of prof on optimal solution and heuristic method that graduate students have little or no competition considered.更多还原