Taking the three mathematical problems in national college students mathematics modeling contest (College Group) in recent years as examples, this paper describes the mathematical programming problems by using Lingo software (14 Edition) modeling language, to show its powerful functions of solving the problem and the opti-mization analysis.%本文针对近几年的三道全国大学生数学建模竞赛（大专组）的赛题为例，利用Lingo软件（14.0版）的建模语言对所求的数学规划问题进行描述，展示其模型求解，优化分析等强大的功能。
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