说明：  模式识别:一种可以识别七种动物的小程序,当输入动物特征后可以识别是哪种动物，采用VC实现，编译后可以直接运行。
(Pattern Recognition: A can be identified in seven animals, small procedures, when the importation of animal characteristics can identify what kind of animals, the use of VC to achieve, the compiler can be run directly.)