Java测试卷
package com.学生管理系统;
class ScoreInformation {
private String stunumber;
private String name;
private double mathematicsscore;
private double englishiscore;
private double networkscore;
private double datebasescore;
private double 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 getDatebasescore() {return datebasescore;}
public void setDatebasescore(double datebasescore) {this.datebasescore=datebasescore;}
public double getSoftwarescore() {return softwarescore;}
public void setSoftwarescore(double softwarescore) {this.softwarescore=softwarescore;}
}
package com.学生管理系统;
import java.util.Scanner;
public class ScoreManagement { Scanner in=new Scanner(System.in);
public void display1() { 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("*******************************"); }
public int find(String t)
{
int i=0,k=0;
for(i=0;i<5;i++)
{
if(s[i].getStunumber().compareTo(t)==0)
{
k=1;
break;
}
}
if(k==0)
return -1;
else
{
return i;
}
}
public void display2()
{
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("*******************************");
}
public void display3()
{
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:李梦贞 ");
System.out.println("*******************************");
}
public void display4(int k)
{
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(" 学生考试成绩录入界面 ");
System.out.println("*******************************");
System.out.println(" 学生学号:"+s[k].getStunumber());
System.out.println(" 学生姓名:"+s[k].getName());
}
static int con=0;
static int w2=0;
public void display5(int p)
{
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(" 学生考试成绩录入界面 ");
System.out.println("*******************************");
System.out.println(" 学生学号:"+s[p].getStunumber());
System.out.println(" 学生姓名:"+s[p].getName());
con++;
if(s[p].getMathematicsscore()!=0)
System.out.println(" 1.高等数学成绩为:"+s[p].getMathematicsscore());
if(s[p].getEnglishiscore()!=0)
System.out.println(" 2.大学英语成绩为:"+s[p].getEnglishiscore());
if(s[p].getNetworkscore()!=0)
System.out.println(" 3.计算机网络成绩为:"+s[p].getNetworkscore());
if(s[p].getDatebasescore()!=0)
System.out.println(" 4.数据库成绩为:"+s[p].getDatebasescore());
if(con==5||w2==1)
System.out.println(" 5.软件工程成绩为:"+s[p].getSoftwarescore());
}
public void display6()
{
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("*******************************");
}
public void display7()
{
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("*******************************");
}
static ScoreInformation []s=new ScoreInformation[10];
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner in=new Scanner(System.in);
ScoreManagement stu=new ScoreManagement();
boolean flag=true,flag2=true,flag3=true,flag4=true,flag5=true,flag6=true,flag7=true;
String xuehao;
int i,number;
for(i=0;i<10;i++)
s[i]=new ScoreInformation();
s[0].setStunumber("20183723");
s[0].setName("李梦贞");
s[1].setStunumber("20180000");
s[1].setName("小一");
s[2].setStunumber("20180001");
s[2].setName("小二");
s[3].setStunumber("20180002");
s[3].setName("小三");
s[4].setStunumber("20180003");
s[4].setName("小四");
for(i=0;i<5;i++)
{
s[i].setDatebasescore(0);
s[i].setEnglishiscore(0);
s[i].setMathematicsscore(0);
s[i].setNetworkscore(0);
s[i].setSoftwarescore(0);
}
while(flag)
{
stu.display1();
System.out.println("请选择要执行的功能序号");
number=in.nextInt();
if(number<1||number>4)
System.out.println("该选项不存在");
else
{
switch(number)
{
case 1:
{
while(flag2==true)
{
stu.display2();
System.out.println("请输入学生学号:");
xuehao=in.next();
System.out.println("*******************************");
if(stu.find(xuehao)==-1)
{
flag2=true;
System.out.println("该不存在");
}
else
{
double m;
String c;
flag2=false;
int b=stu.find(xuehao);
while(flag7==true)
{
flag7=false;
stu.display4(b);
System.out.println("请输入高等数学成绩:");
m=in.nextDouble();
s[b].setMathematicsscore(m);
stu.display5(b);
System.out.println("请输入大学英语成绩:");
m=in.nextDouble();
s[b].setEnglishiscore(m);
stu.display5(b);
System.out.println("请输入计算机网络成绩:");
m=in.nextDouble();
s[b].setNetworkscore(m);
stu.display5(b);
System.out.println("请输入数据库成绩:");
m=in.nextDouble();
s[b].setDatebasescore(m);
stu.display5(b);
System.out.println("请输入软件工程成绩:");
m=in.nextDouble();
s[b].setSoftwarescore(m);
stu.display5(b);
System.out.println("该学生成绩已录入完毕,是否提交(Y/N) ");
c=in.next();
if(c.compareTo("N")==0)
{
flag7=true;
s[b].setDatebasescore(0);
s[b].setEnglishiscore(0);
s[b].setMathematicsscore(0);
s[b].setNetworkscore(0);
s[b].setSoftwarescore(0);
}
}
}
}
break;
}
case 2:
{
String q;
while(flag3==true)
{
stu.display6();
flag3=false;
System.out.println("请输入学号:");
q=in.next();
System.out.println("*******************************");
if(stu.find(q)==-1)
{
flag3=true;
System.out.println("该不存在");
}
else
{
int r;
int k=stu.find(q);
double j;
w2=1;
flag3=false;
stu.display5(k);
System.out.println("请选择要修改的成绩序号:");
r=in.nextInt();
if(r==1)
{
String m;
double old;
stu.display4(k);
old=s[k].getMathematicsscore();
System.out.println("请输入要修改后的高等数学成绩:");
j=in.nextDouble();
s[k].setMathematicsscore(j);
stu.display5(k);
System.out.println("该学生成绩已修改完毕,是否提交(Y/N) ");
m=in.next();
if(m.compareTo("N")==0)
{
flag3=true;
s[k].setMathematicsscore(old);
}
}
else if(r==2)
{
String m;
double old;
old=s[k].getEnglishiscore();
stu.display4(k);
System.out.println("请输入要修改后的大学英语成绩:");
j=in.nextDouble();
s[k].setEnglishiscore(j);
stu.display5(k);
System.out.println("该学生成绩已修改完毕,是否提交(Y/N) ");
m=in.next();
if(m.compareTo("N")==0)
{
flag3=true;
s[k].setEnglishiscore(old);
}
}
else if(r==3)
{
String m;
double old;
old=s[k].getNetworkscore();
stu.display4(k);
System.out.println("请输入要修改后的计算机网络成绩:");
j=in.nextDouble();
s[k].setNetworkscore(j);
stu.display5(k);
System.out.println("该学生成绩已修改完毕,是否提交(Y/N) ");
m=in.next();
if(m.compareTo("N")==0)
{
flag3=true;
s[k].setNetworkscore(old);
}
}
else if(r==4)
{
String m;
double old;
old=s[k].getDatebasescore();
stu.display4(k);
System.out.println("请输入要修改后的数据库成绩:");
j=in.nextDouble();
s[k].setDatebasescore(j);
stu.display5(k);
System.out.println("该学生成绩已修改完毕,是否提交(Y/N) ");
m=in.next();
if(m.compareTo("N")==0)
{
flag3=true;
s[k].setDatebasescore(old);
}
}
else if(r==5)
{
String m;
double old;
old=s[k].getSoftwarescore();
stu.display4(k);
System.out.println("请输入要修改后的软件工程成绩:");
j=in.nextDouble();
s[k].setSoftwarescore(j);
stu.display5(k);
System.out.println("该学生成绩已修改完毕,是否提交(Y/N) ");
m=in.next();
if(m.compareTo("N")==0)
{
flag3=true;
s[k].setSoftwarescore(old);
}
}
else
{
System.out.println("请重新输入:");
}
}
}
break;
}
case 3:
{
String l;
while(flag4==true)
{
stu.display7();
in.nextLine();
flag4=false;
System.out.println("请输入学生学号:");
l=in.nextLine();
System.out.println("*******************************");
if(stu.find(l)==-1)
{
flag4=true;
System.out.println("该不存在");
}
else
{
int p=stu.find(l);
double []a=new double[5];
double []g=new double[]{4,3,4,3,2};
double v=0;
for(i=0;i<5;i++)
{
if(i==0)
{
if(s[p].getMathematicsscore()>=72)
{
if(s[p].getMathematicsscore()<=74.9)
a[i]=2.3;
else if(s[p].getMathematicsscore()<=77.9)
a[i]=2.7;
else if(s[p].getMathematicsscore()<=81.9)
a[i]=3.0;
else if(s[p].getMathematicsscore()<=84.9)
a[i]=3.3;
else if(s[p].getMathematicsscore()<=89.9)
a[i]=3.7;
else
a[i]=4.0;
}
else
{
if(s[p].getMathematicsscore()>=68)
a[i]=2.0;
else if(s[p].getMathematicsscore()>=66)
a[i]=1.7;
else if(s[p].getMathematicsscore()>=64)
a[i]=1.5;
else if(s[p].getMathematicsscore()>=60)
a[i]=1.0;
else
a[i]=0;
}
}
if(i==1)
{
if(s[p].getEnglishiscore()>=72)
{
if(s[p].getEnglishiscore()<=74.9)
a[i]=2.3;
else if(s[p].getEnglishiscore()<=77.9)
a[i]=2.7;
else if(s[p].getEnglishiscore()<=81.9)
a[i]=3.0;
else if(s[p].getEnglishiscore()<=84.9)
a[i]=3.3;
else if(s[p].getEnglishiscore()<=89.9)
a[i]=3.7;
else
a[i]=4.0;
}
else
{
if(s[p].getEnglishiscore()>=68)
a[i]=2.0;
else if(s[p].getEnglishiscore()>=66)
a[i]=1.7;
else if(s[p].getEnglishiscore()>=64)
a[i]=1.5;
else if(s[p].getEnglishiscore()>=60)
a[i]=1.0;
else
a[i]=0;
}
}
if(i==2)
{
if(s[p].getNetworkscore()>=72)
{
if(s[p].getNetworkscore()<=74.9)
a[i]=2.3;
else if(s[p].getNetworkscore()<=77.9)
a[i]=2.7;
else if(s[p].getNetworkscore()<=81.9)
a[i]=3.0;
else if(s[p].getNetworkscore()<=84.9)
a[i]=3.3;
else if(s[p].getNetworkscore()<=89.9)
a[i]=3.7;
else
a[i]=4.0;
}
else
{
if(s[p].getNetworkscore()>=68)
a[i]=2.0;
else if(s[p].getNetworkscore()>=66)
a[i]=1.7;
else if(s[p].getNetworkscore()>=64)
a[i]=1.5;
else if(s[p].getNetworkscore()>=60)
a[i]=1.0;
else
a[i]=0;
}
}
if(i==3)
{
if(s[p].getDatebasescore()>=72)
{
if(s[p].getDatebasescore()<=74.9)
a[i]=2.3;
else if(s[p].getDatebasescore()<=77.9)
a[i]=2.7;
else if(s[p].getDatebasescore()<=81.9)
a[i]=3.0;
else if(s[p].getDatebasescore()<=84.9)
a[i]=3.3;
else if(s[p].getDatebasescore()<=89.9)
a[i]=3.7;
else
a[i]=4.0;
}
else
{
if(s[p].getDatebasescore()>=68)
a[i]=2.0;
else if(s[p].getDatebasescore()>=66)
a[i]=1.7;
else if(s[p].getDatebasescore()>=64)
a[i]=1.5;
else if(s[p].getDatebasescore()>=60)
a[i]=1.0;
else
a[i]=0;
}
}
if(i==4)
{
if(s[p].getSoftwarescore()>=72)
{
if(s[p].getSoftwarescore()<=74.9)
a[i]=2.3;
else if(s[p].getSoftwarescore()<=77.9)
a[i]=2.7;
else if(s[p].getSoftwarescore()<=81.9)
a[i]=3.0;
else if(s[p].getSoftwarescore()<=84.9)
a[i]=3.3;
else if(s[p].getSoftwarescore()<=89.9)
a[i]=3.7;
else
a[i]=4.0;
}
else
{
if(s[p].getSoftwarescore()>=68)
a[i]=2.0;
else if(s[p].getSoftwarescore()>=66)
a[i]=1.7;
else if(s[p].getSoftwarescore()>=64)
a[i]=1.5;
else if(s[p].getSoftwarescore()>=60)
a[i]=1.0;
else
a[i]=0;
}
}
}
for(i=0;i<5;i++)
v+=a[i]*g[i];
v=v/16;
if(v>=2)
flag5=true;
else
flag5=false;
stu.display7();
System.out.println(" 学生学号:"+s[p].getStunumber());
System.out.println(" 学生姓名:"+s[p].getName());
System.out.println(" 1、高等数学成绩绩点:"+a[0]);
System.out.println(" 2、大学英语成绩绩点::"+a[1]);
System.out.println(" 3、计算机网络成绩绩点:"+a[2]);
System.out.println(" 4、数据库成绩绩点:"+a[3]);
System.out.println(" 5、软件工程成绩绩点:"+a[4]);
System.out.println(" 6、你的平均学分绩点为:"+String.format("%.2f",v));
if(flag5==true)
System.out.println(" 你的学分绩点已达到毕业要求!");
else
System.out.println(" 你的学分绩点不满足毕业要求!");
System.out.println(" 是否返回系统主界面:(Y/N) ");
String c;
c=in.next();
if(c.compareTo("Y")==0)
flag6=false;
}
if(flag6==false&&flag4==false)
break;
}
break;
}
case 4:
{
stu.display3();
flag=false;
break;
}
}
}
}
in.close();
}
}