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  • JAVA开学测试

    package STUDENTINFORMATION;
    import java.util.Scanner;
    class ScoreInformation
    {
    private String stunumber;
    private String name;
    private double mathematicsscore;
    private double englishiscore;
    private double networkscore;
    private double databasescore;
    private double softwarescore;
    public ScoreInformation() {
    }
    public ScoreInformation(String stunumber,String name,double mathematicsscore,double englishiscore,double networkscore,double databasescore,double softwarescore)
    {
    this.stunumber=stunumber;
    this.name=name;
    this.mathematicsscore=mathematicsscore;
    this.englishiscore=englishiscore;
    this.networkscore=networkscore;
    this.databasescore=databasescore;
    this.softwarescore=softwarescore;
    }
    public String getStunumber()
    {
    return stunumber;
    }
    public void setStunumber(String stunumber)
    {
    this.stunumber=stunumber;
    }
    public String getName()
    {
    return name;
    }
    public void setName(String name)
    {
    this.name=name;
    }
    public double getMathematicsscore()
    {
    return mathematicsscore;
    }
    public void setMathematicsscore(double mathematicsscore)
    {
    this.mathematicsscore=mathematicsscore;
    }
    public double getEnglishiscore()
    {
    return englishiscore;
    }
    public void setEnglishiscore(double englishiscore)
    {
    this.englishiscore=englishiscore;
    }
    public double getNetworkscore()
    {
    return networkscore;
    }
    public void setNetworkscore(double networkscore)
    {
    this.networkscore=networkscore;
    }
    public double getDatabasescore()
    {
    return databasescore;
    }
    public void setDatabasescore(double databasescore)
    {
    this.databasescore=databasescore;
    }
    public double getSoftwarescore()
    {
    return softwarescore;
    }
    public void setSoftwarescore(double softwarescore)
    {
    this.softwarescore=softwarescore;
    }
    }
    public class ScoreManagement{
    static Scanner sc=new Scanner(System.in);
    static ScoreInformation []a=new ScoreInformation[5];
    static void mm() {
    a[0]=new ScoreInformation("20183785"," 莫1",0,0,0,0,0);
    a[1]=new ScoreInformation("20183786"," 莫2",0,0,0,0,0);
    a[2]=new ScoreInformation("20183787"," 莫3",0,0,0,0,0);
    a[3]=new ScoreInformation("20183788"," 莫4",0,0,0,0,0);
    a[4]=new ScoreInformation("20183789"," 莫5",0,0,0,0,0);
    }
    static int i;
    public static void main(String [] args) {
    mm();
    for(;;) {
    System.out.println("***********************************************************");
    System.out.println("石家庄铁道大学软件工程系 ");
    System.out.println("学生学籍管理系统 2019 版 ");
    System.out.println("***********************************************************");
    System.out.println("1、 学生考试成绩录入 ");
    System.out.println("2、 学生考试成绩修改 ");
    System.out.println("3、 计算学生成绩绩点 ");
    System.out.println("4、退出学籍管理系统 ");
    System.out.println("***********************************************************");
    int m = sc.nextInt();
    switch(m){
    case 1:
    System.out.println("***********************************************************");
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("请输入学生学号:");
    System.out.println("***********************************************");
    String n1=sc.next();
    boolean flag1=false;

    for(i=0;i<5;i++)
    if(n1.equals(a[i].getStunumber()))
    {flag1=true;break;}
    if(flag1) {
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("请输入高等数学成绩:");
    a[i].setMathematicsscore(sc.nextDouble());
    System.out.println("请输入大学英语成绩:");
    a[i].setEnglishiscore(sc.nextDouble());
    System.out.println("请输入大学计算机网络成绩:");
    a[i].setNetworkscore(sc.nextDouble());
    System.out.println("请输入大学数据库成绩:");
    a[i].setDatabasescore(sc.nextDouble());
    System.out.println("请输入大学软件工程成绩:");
    a[i].setSoftwarescore(sc.nextDouble());
    System.out.println("***********************************************");
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("数据库成绩:"+a[i].getDatabasescore());
    System.out.println("软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("该学生成绩录入完毕,是否提交(Y/N)");
    System.out.println("***********************************************");
    String n2=sc.next();
    if(n2.equals("Y"))
    System.out.println("录入成功!!");
    else {
    a[i].setMathematicsscore(0);
    a[i].setEnglishiscore(0);
    a[i].setNetworkscore(0);
    a[i].setDatabasescore(0);
    a[i].setSoftwarescore(0);
    System.out.println("录入失败!!");
    }
    }
    else {System.out.println("该学号不存在!!!");}

    break;
    case 2:
    double d1,d2,d3,d4,d5;
    d1=a[i].getMathematicsscore();
    d2=a[i].getEnglishiscore();
    d3=a[i].getNetworkscore();
    d4=a[i].getDatabasescore();
    d5=a[i].getSoftwarescore();
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩修改界面");
    System.out.println("***********************************************");
    System.out.println(" 请输入学生学号:");
    String n3=sc.next();
    System.out.println("***********************************************");
    boolean flag2=false;

    for( i=0;i<5;i++)
    if(n3.equals(a[i].getStunumber()))
    {flag2=true;break;}
    if(flag2) {
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("1,高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("2,大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("3,计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("4,数据库成绩:"+a[i].getDatabasescore());
    System.out.println("5,软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("***********************************************");
    System.out.println("请选择需要修改的选项");

    }
    int k = sc.nextInt();
    switch(k) {
    case 1:
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println(" 学生学号:"+a[i].getStunumber());
    System.out.println(" 学生姓名:"+a[i].getName());
    System.out.println(" 请输入修改后的高等数学成绩:");
    System.out.println("***********************************************");
    a[i].setMathematicsscore(sc.nextDouble());
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("1,高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("2,大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("3,计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("4,数据库成绩:"+a[i].getDatabasescore());
    System.out.println("5,软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("***********************************************");
    System.out.println(" 该学生成绩录入完毕,是否提交(Y/N)");
    String n2=sc.next();
    if(n2.equals("Y"))
    System.out.println("修改成功!!");
    else {
    a[i].setMathematicsscore(d1);
    a[i].setEnglishiscore(d2);
    a[i].setNetworkscore(d3);
    a[i].setDatabasescore(d4);
    a[i].setSoftwarescore(d5);
    System.out.println("录入失败!!");
    }
    break;
    case 2:
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println(" 学生学号:"+a[i].getStunumber());
    System.out.println(" 学生姓名:"+a[i].getName());
    System.out.println(" 请输入修改后的大学英语成绩:");
    System.out.println("***********************************************");
    a[i].setEnglishiscore(sc.nextDouble());
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("1,高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("2,大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("3,计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("4,数据库成绩:"+a[i].getDatabasescore());
    System.out.println("5,软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("***********************************************");
    System.out.println(" 该学生成绩录入完毕,是否提交(Y/N)");
    String n4=sc.next();
    if(n4.equals("Y"))
    System.out.println("修改成功!!");
    else {
    a[i].setMathematicsscore(d1);
    a[i].setEnglishiscore(d2);
    a[i].setNetworkscore(d3);
    a[i].setDatabasescore(d4);
    a[i].setSoftwarescore(d5);
    System.out.println("录入失败!!");
    }
    break;
    case 3:
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println(" 学生学号:"+a[i].getStunumber());
    System.out.println(" 学生姓名:"+a[i].getName());
    System.out.println(" 请输入修改后的计算机网络成绩:");
    System.out.println("***********************************************");
    a[i].setNetworkscore(sc.nextDouble());
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("1,高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("2,大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("3,计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("4,数据库成绩:"+a[i].getDatabasescore());
    System.out.println("5,软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("***********************************************");
    System.out.println(" 该学生成绩录入完毕,是否提交(Y/N)");
    String n5=sc.next();
    if(n5.equals("Y"))
    System.out.println("修改成功!!");
    else {
    a[i].setMathematicsscore(d1);
    a[i].setEnglishiscore(d2);
    a[i].setNetworkscore(d3);
    a[i].setDatabasescore(d4);
    a[i].setSoftwarescore(d5);
    System.out.println("录入失败!!");
    }
    break;
    case 4:
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println(" 学生学号:"+a[i].getStunumber());
    System.out.println(" 学生姓名:"+a[i].getName());
    System.out.println(" 请输入修改后的数据库成绩:");
    System.out.println("***********************************************");
    a[i].setDatabasescore(sc.nextDouble());
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("1,高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("2,大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("3,计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("4,数据库成绩:"+a[i].getDatabasescore());
    System.out.println("5,软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("***********************************************");
    System.out.println(" 该学生成绩录入完毕,是否提交(Y/N)");
    String n6=sc.next();
    if(n6.equals("Y"))
    System.out.println("修改成功!!");
    else {
    a[i].setMathematicsscore(d1);
    a[i].setEnglishiscore(d2);
    a[i].setNetworkscore(d3);
    a[i].setDatabasescore(d4);
    a[i].setSoftwarescore(d5);
    System.out.println("录入失败!!");
    }
    break;
    case 5:
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println(" 学生学号:"+a[i].getStunumber());
    System.out.println(" 学生姓名:"+a[i].getName());
    System.out.println(" 请输入修改后的软件工程成绩:");
    System.out.println("***********************************************");
    a[i].setSoftwarescore(sc.nextDouble());
    System.out.println("***********************************************");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println("学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println("学生学号:"+a[i].getStunumber());
    System.out.println("学生姓名:"+a[i].getName());
    System.out.println("1,高等数学成绩:"+a[i].getMathematicsscore());
    System.out.println("2,大学英语成绩:"+a[i].getEnglishiscore());
    System.out.println("3,计算机网络成绩:"+a[i].getNetworkscore());
    System.out.println("4,数据库成绩:"+a[i].getDatabasescore());
    System.out.println("5,软件工程成绩:"+a[i].getSoftwarescore());
    System.out.println("***********************************************");
    System.out.println(" 该学生成绩录入完毕,是否提交(Y/N)");
    String n7=sc.next();
    if(n7.equals("Y"))
    System.out.println("修改成功!!");
    else {
    a[i].setMathematicsscore(d1);
    a[i].setEnglishiscore(d2);
    a[i].setNetworkscore(d3);
    a[i].setDatabasescore(d4);
    a[i].setSoftwarescore(d5);
    System.out.println("录入失败!!");
    }
    break;
    }


    break;

    case 3:

    break;
    case 4:
    System.out.println("***********************************************************");
    System.out.println(" 谢谢使用石家庄铁道大学软件工程系学生学籍管理系统 2019 版 ");
    System.out.println(" 制作人:莫佳亮 ");
    System.out.println("***********************************************************");
    return;
    default:
    System.out.println("该选项不存在!!!");
    break;
    }
    }
    }}

    double t1,t2,t3,t4,t5;
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩绩点计算界面 ");
    System.out.println("***********************************************");
    System.out.println(" 请输入学生学号:");
    String n4=sc.next();
    System.out.println("***********************************************");
    for( i=0;i<5;i++)
    if(n4.equals(a[i].getStunumber()))
    {l=true;break;}
    if(l) {
    if(a[i].getMathematicsscore()>=90)
    t1=4.0;
    else if(a[i].getMathematicsscore()>=85&&a[i].getMathematicsscore()<=89.9)
    t1=3.7;
    else if(a[i].getMathematicsscore()>=82&&a[i].getMathematicsscore()<=84.9)
    t1=3.3;
    else if(a[i].getMathematicsscore()>=78&&a[i].getMathematicsscore()<=81.9)
    t1=3.0;
    else if(a[i].getMathematicsscore()>=75&&a[i].getMathematicsscore()<=77.9)
    t1=2.7;
    else if(a[i].getMathematicsscore()>=72&&a[i].getMathematicsscore()<=74.9)
    t1=2.3;
    else if(a[i].getMathematicsscore()>=68&&a[i].getMathematicsscore()<=71.9)
    t1=2.0;
    else if(a[i].getMathematicsscore()>=66&&a[i].getMathematicsscore()<=67.9)
    t1=1.7;
    else if(a[i].getMathematicsscore()>=64&&a[i].getMathematicsscore()<=65.9)
    t1=1.5;
    else if(a[i].getMathematicsscore()>=60&&a[i].getMathematicsscore()<=63.9)
    t1=1.0;
    else
    t1=0;

    if(a[i].getEnglishiscore()>=90)
    t2=4.0;
    else if(a[i].getEnglishiscore()>=85&&a[i].getEnglishiscore()<=89.9)
    t2=3.7;
    else if(a[i].getEnglishiscore()>=82&&a[i].getEnglishiscore()<=84.9)
    t2=3.3;
    else if(a[i].getEnglishiscore()>=78&&a[i].getEnglishiscore()<=81.9)
    t2=3.0;
    else if(a[i].getEnglishiscore()>=75&&a[i].getEnglishiscore()<=77.9)
    t2=2.7;
    else if(a[i].getEnglishiscore()>=72&&a[i].getEnglishiscore()<=74.9)
    t2=2.3;
    else if(a[i].getEnglishiscore()>=68&&a[i].getEnglishiscore()<=71.9)
    t2=2.0;
    else if(a[i].getEnglishiscore()>=66&&a[i].getEnglishiscore()<=67.9)
    t2=1.7;
    else if(a[i].getEnglishiscore()>=64&&a[i].getEnglishiscore()<=65.9)
    t2=1.5;
    else if(a[i].getEnglishiscore()>=60&&a[i].getEnglishiscore()<=63.9)
    t2=1.0;
    else
    t2=0;

    if(a[i].getNetworkscore()>=90)
    t3=4.0;
    else if(a[i].getNetworkscore()>=85&&a[i].getNetworkscore()<=89.9)
    t3=3.7;
    else if(a[i].getNetworkscore()>=82&&a[i].getNetworkscore()<=84.9)
    t3=3.3;
    else if(a[i].getNetworkscore()>=78&&a[i].getNetworkscore()<=81.9)
    t3=3.0;
    else if(a[i].getNetworkscore()>=75&&a[i].getNetworkscore()<=77.9)
    t3=2.7;
    else if(a[i].getNetworkscore()>=72&&a[i].getNetworkscore()<=74.9)
    t3=2.3;
    else if(a[i].getNetworkscore()>=68&&a[i].getNetworkscore()<=71.9)
    t3=2.0;
    else if(a[i].getNetworkscore()>=66&&a[i].getNetworkscore()<=67.9)
    t3=1.7;
    else if(a[i].getNetworkscore()>=64&&a[i].getNetworkscore()<=65.9)
    t3=1.5;
    else if(a[i].getNetworkscore()>=60&&a[i].getNetworkscore()<=63.9)
    t3=1.0;
    else
    t3=0;

    if(a[i].getDatabasescore()>=90)
    t4=4.0;
    else if(a[i].getDatabasescore()>=85&&a[i].getDatabasescore()<=89.9)
    t4=3.7;
    else if(a[i].getDatabasescore()>=82&&a[i].getDatabasescore()<=84.9)
    t4=3.3;
    else if(a[i].getDatabasescore()>=78&&a[i].getDatabasescore()<=81.9)
    t4=3.0;
    else if(a[i].getDatabasescore()>=75&&a[i].getDatabasescore()<=77.9)
    t4=2.7;
    else if(a[i].getDatabasescore()>=72&&a[i].getDatabasescore()<=74.9)
    t4=2.3;
    else if(a[i].getDatabasescore()>=68&&a[i].getDatabasescore()<=71.9)
    t4=2.0;
    else if(a[i].getDatabasescore()>=66&&a[i].getDatabasescore()<=67.9)
    t4=1.7;
    else if(a[i].getDatabasescore()>=64&&a[i].getDatabasescore()<=65.9)
    t4=1.5;
    else if(a[i].getDatabasescore()>=60&&a[i].getDatabasescore()<=63.9)
    t4=1.0;
    else
    t4=0;

    if(a[i].getNetworkscore()>=90)
    t5=4.0;
    else if(a[i].getNetworkscore()>=85&&a[i].getNetworkscore()<=89.9)
    t5=3.7;
    else if(a[i].getNetworkscore()>=82&&a[i].getNetworkscore()<=84.9)
    t5=3.3;
    else if(a[i].getNetworkscore()>=78&&a[i].getNetworkscore()<=81.9)
    t5=3.0;
    else if(a[i].getNetworkscore()>=75&&a[i].getNetworkscore()<=77.9)
    t5=2.7;
    else if(a[i].getNetworkscore()>=72&&a[i].getNetworkscore()<=74.9)
    t5=2.3;
    else if(a[i].getNetworkscore()>=68&a[i].getNetworkscore()<=71.9)
    t5=2.0;
    else if(a[i].getNetworkscore()>=66&&a[i].getNetworkscore()<=67.9)
    t5=1.7;
    else if(a[i].getNetworkscore()>=64&&a[i].getNetworkscore()<=65.9)
    t5=1.5;
    else if(a[i].getNetworkscore()>=60&&a[i].getNetworkscore()<=63.9)
    t5=1.0;
    else
    t5=0;
    double tt,ttt;
    tt=(t1*4+t2*3+t3*4+t4*3+t5*2)/16;
    ttt=(double)Math.round(tt*100)/100;
    System.out.println("***********************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统2019版");
    System.out.println(" 学生考试成绩录入");
    System.out.println("***********************************************");
    System.out.println(" 学生学号:"+a[i].getStunumber());
    System.out.println(" 学生姓名:"+a[i].getName());
    System.out.println(" 高等数学绩点:"+t1);
    System.out.println(" 高等数学绩点:"+t2);
    System.out.println(" 计算机网络绩点:"+t3);
    System.out.println(" 数据库绩点:"+t4);
    System.out.println(" 软件工程绩点:"+t5);
    System.out.println(" 你的平均绩点绩点:"+ttt);
    if(tt>=2)
    System.out.println(" 你的学分绩点达到毕业水平");
    else
    System.out.println(" 你的学分绩点没有达到毕业水平");
    System.out.println(" 该学生成绩录入完毕,是否提交(Y/N)");
    System.out.println("***********************************************");}
    String n6;
    n6=sc.next();
    if(n6.equals("N"))
    {llll=true;}
    else
    break;
    }
    break;

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  • 原文地址:https://www.cnblogs.com/ICDTAD/p/11525034.html
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