java期末考试编程题

//把你的那个表作成放到D盘根，跑程序就好了import ;import ;import ;import ;import ;import ;import ;public class MyTest3 { List stuInfoList = new ArrayList(); public MyTest3(){ printResult(); } public void readFile() { try { BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("d:\\"))); String line = ""; int i=0; while ((line = ()) != null) { if(i++>0){ //略过头上的汉字行 StudentInfo student = new StudentInfo((" ")); (student); } } } catch (Exception e) { (); } } class StudentInfo implements Comparable{ public int stuId; public double pings; public double qizhong; public double qimo; public double bishi; public double zhongFeng; public StudentInfo(){}; public StudentInfo(String[] info){ = (info[0]); = (info[1]); = (info[2]); = (info[3]); = (info[4]); = pings****; } public String getPingJunFeng(int size){ return pings/size +" "+qizhong/size+" "+qimo/size+" "+bishi/size+" "+zhongFeng/size; } public String toString(){ return stuId + " " +pings + " "+qizhong+" "+qimo+" "+bishi+" "+zhongFeng; } public int compareTo(Object arg0) { StudentInfo info = (StudentInfo)arg0; return (int)(); } } public void printResult(){ readFile(); ("学号 平时 期中 期末 笔试 总评分"); for(Iterator it=();();){ (()); } ("-----------80分以上---------------\r\n学号 总评分"); for(Iterator it=();();){ StudentInfo info = (StudentInfo)(); if(>=80) ( + " "+); } ("-----------没有及格---------------\r\n学号 总评分"); for(Iterator it=();();){ StudentInfo info = (StudentInfo)(); if(<60) ( + " "+); } (stuInfoList); ("-----------排序之后---------------\r\n学号 平时 期中 期末 笔试 总评分"); for(Iterator it=();();){ (()); } StudentInfo pinjunfeng = new StudentInfo(); for(Iterator it=();();){ StudentInfo info = (StudentInfo)(); ; ; ; ; ; } ("-----------平均分---------------\r\n平时 期中 期末 笔试 总评分"); ((())); } public static void main(String[] args) throws Exception { new MyTest3(); }}

您好，不知道是不是您要的答案。

package ;

import ;

import ;

/**

* 用于描述当当网中图书商品的信息,序号01

*/

public class Book {

//Id

private int id;

//书名

private String bookName;

//书号

private int bookNum;

//作者

private String author;

//单价

private BigDecimal price;

//出版社

private String press;

//出版日期

private Date publish;

public int getId() {

return id;

}

public void setId(int id) {

= id;

}

public String getBookName() {

return bookName;

}

public void setBookName(String bookName) {

= bookName;

}

public int getBookNum() {

return bookNum;

}

public void setBookNum(int bookNum) {

= bookNum;

}

public String getAuthor() {

return author;

}

public void setAuthor(String author) {

= author;

}

public BigDecimal getPrice() {

return price;

}

public void setPrice(BigDecimal price) {

= price;

}

public String getPress() {

return press;

}

public void setPress(String press) {

= press;

}

public Date getPublish() {

return publish;

}

public void setPublish(Date publish) {

= publish;

}

/**

* 打印输出图书的基本信息

*/

@Override

public String toString() {

return "Book [id=" + id + ", bookName=" + bookName + ", bookNum=" + bookNum + ", author=" + author + ", price="

+ price + ", press=" + press + ", publish=" + publish + "]";

}

}

package ;

import ;

import ;

public class Book_01 {

public static void main(String[] args) {

Book book1 = new Book();

Book book2 = new Book();

(1);

("新华字典");

(1001);

("小可爱");

(new BigDecimal(50));

("新华大学出版社");

(new Date());

(2);

("Java");

(1002);

("小坏蛋");

(new BigDecimal(100));

("程序员出版社");

(new Date());

(());

(());

}

}

噢～大1实习最终题 还没这效果。

public class StudentXW extends Student{ String responsibility; //构造方法 public StudentXW(){ super(); //responsibility=""; } public StudentBZ(String aid,String aname,float ascoreOfenglish,float ascoreOfmath,float ascoreOfcomputer,String aresponsibility){ super(aid,aname,ascoreOfenglish,ascoreOfmath,ascoreOfcomputer); responsibility=aresponsibility; } //testScore测评成绩/平均分 public float testScore(){ return(); } //toString方法 public String toString(){ return("学号："+"\n姓名："+name+"\n英语："+"\n数学："+"\n计算机："+"\n总分："+"\n职位："+); } }

public class TestGongyue{ public static void main(String[] args){ Gongyue gy=new Gongyue(); Gongbei gb=new Gongbei(); int a=16,b=12; (a+","+b+"公约数为："+(a,b)); (a+","+b+"公倍数为："+(a,b)); }}class Gongyue{ public int f(int a,int b){//求a、b最大公约数 while(b%a!=0){ int t=b; b=a; a=t%a; } return a; }}class Gongbei extends Gongyue{ public int f(int a,int b){//求最大公约数，用两数积除以最大公约数 int m=(a,b);//调用父类的f方法 return (a*b)/m; }}

import ;//书名、书号、作者、单价、出版社、出版日期等）public class Book { private String bookName; private String isbn; private String author; private Double price; private String publisher; private Date date; public Book () {} public Book (String bookName, String isbn, String author, Double price, String publisher, Date date) { = bookName; = isbn; = author; = price; = publisher; = date; } public String getBookName() { return bookName; } public void setBookName(String bookName) { = bookName; } public String getIsbn() { return isbn; } public void setIsbn(String isbn) { = isbn; } public String getAuthor() { return author; } public void setAuthor(String author) { = author; } public Double getPrice() { return price; } public void setPrice(Double price) { = price; } public String getPublisher() { return publisher; } public void setPublisher(String publisher) { = publisher; } public Date getDate() { return date; } public void setDate(Date date) { = date; } @Override public String toString() { return "Book [bookName=" + bookName + ", isbn=" + isbn + ", author=" + author + ", price=" + price + ", publisher=" + publisher + ", date=" + date + "]"; }}import ;//再定义一个以自己姓名命名的主类（类名最后包含本题序号），在该类main方法中创建图书类的2个对象，//给对象的各个成员变量赋值，并调用它的方法。public class ZhuGe02 { public static void main(String[] args) { Book book01 = new Book("面朝大海春暖花开", "1233-233", "海子", , "中国人民大学出版社", new Date()); ("===============图书1的信息================"); (()); Book book02 = new Book(); ("闰土"); ("1111-222"); ("鲁迅"); (); ("浙江大学出版社"); (new Date()); ("===============图书2的信息================"); (()); }}

二十多天没碰JAVA了。。期末考试八十多的人表示也很无奈。。。这种题不难，涉及类的继承及方法的覆盖（或者是重载。。。天啊～我忘了！！），书上有类似的结构，仔细看看吧！话说我JAVA就是靠看书和上机弄会的…