编程序管理学生成绩，计算并输出学生姓名、各公共课的成绩、平均分和总分,专业课会计学成绩、经济学成绩以及所有课程的总成绩。在main函数中进行测试。-Procedures for the management of student achievement, students calculate and output the name of the results of the public courses, with an average points and total score, speci