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三角形的三边的关系是三角形最基本的性质.在数学竞赛中出现了不少以此为题材的三角形计数问题,处理这类问题的一般方法是列表枚举,现举例说明.
The relationship between the three sides of the triangle is the most basic nature of the triangle. There have been a number of triangle counting problems in this mathematics competition. The general method for dealing with this type of problem is the list enumeration. Here is an example.