C#计算学生GPA

傷城~ 2023-06-25 04:49 22阅读 0赞

using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    using System.Threading.Tasks;
    
    namespace ConsoleApp1
    { 
        class Program
        { 
            class Student               //学生类
            { 
                int no;                //学号
                string name;           //姓名
                Course[] course;        //Course类对象数组
                int[] score;           //课程成绩数组
                double gpa1, gpa2;     //常见GPA值和标准GPA值
                public int No         //属性可读可写
                { 
                    get {  return no; }
                    set {  no = value; }
                }
                public string Name        //属性可读可写
                { 
                    get {  return name; }
                    set {  name = value; }
                }
                public void SetCourse(Course[] course1)  //设置课程
                { 
                    course = new Course[course1.Length];
                    for (int i = 0; i < course1.Length; i++)
                        course[i] = course1[i];
                }
                public void SetScore(int[] score1)  //设置分数
                { 
                    score = new int[score1.Length];
                    for (int i = 0; i < score1.Length; i++)
                        score[i] = score1[i];
                }
                public void ComputeGpa()    //计算GPA
                { 
                    int i;
                    double s, sumc = 0, sumgpa1 = 0, sumgpa2 = 0;
                    for (i = 0; i < score.Length; i++)
                    { 
                        if (score[i] >= 90) s = 4.0;
                        else if (score[i] >= 80) s = 3.0;
                        else if (score[i] >= 70) s = 2.0;
                        else if (score[i] >= 60) s = 1.0;
                        else s = 0.0;
                        sumgpa1 += course[i].Credits * s;
                        sumgpa2 += course[i].Credits * score[i];
                        sumc += course[i].Credits;
                    }
                    gpa1 = sumgpa1 / sumc;
                    gpa2 = sumgpa2 * 4 / sumc / 100;
                }
                public void DispStud()  //输出学生成绩信息
                { 
                    Console.WriteLine("学号:{0}\t姓名:{1}", no, name);
                    Console.WriteLine(" 课程名\t学分\t分数");
                    for (int i = 0; i < course.Length; i++)
                        Console.WriteLine(" {0}\t\t{1}\t{2}", course[i].Cname, course[i].Credits, score[i]);
                    Console.WriteLine("常见算法GPA={0:n},标准算法GPA={1:n}", gpa1, gpa2);
                }
            }
            class Course                          //课程类
            { 
                string cname;                    //课程名 
                int credits;                     //课程学分
                public Course(string name, int xf) //课程类的构造函数
                { 
                    cname = name;
                    credits = xf;
                }
                public string Cname             //属性，课程名可读可写
                { 
                    get {  return cname; }
                    set {  cname = value; }
                }
                public int Credits            //属性，课程学分可读可写
                { 
                    get {  return credits; }
                    set {  credits = value; }
                }
            }
    
            static void Main(string[] args)
            { 
                Course[] course1 = new Course[] { new Course("英语",4),new Course("数学",3),
                    new Course("语文",2),new Course("历史",6),new Course("政治",3)};
                int[] score1 = new int[] {  92, 80, 98, 70, 89 };
                Student s1 = new Student();
                s1.No = 1;
                s1.Name = "王华";
                s1.SetCourse(course1);
                s1.SetScore(score1);
                s1.ComputeGpa();
                s1.DispStud();
    
            }
        }
    }