李鸿章大杂烩
//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(); }}
另一种追逐
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());
(());
(());
}
}
薄荷点点
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："+); } }
复古猫小懒
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; }}
lin12345610
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================"); (()); }}
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