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java£ºStudentÀà

package collection;
public class Student {
 
 public Student() {}
  
 public Student(String name, String sex, int age) {
  this.name = name;
  this.sex = sex;
  this.age = age;
 }
 @Override
 public String toString() {
  return "Student [toString()=" + this.name+"-->"+ this.sex +"-->"+ this.age + "]";
 }
 private String name;
 public String getName() {
  return name;
 }
 public void setName(String name) {
  this.name = name;
 }
 public String getSex() {
  return sex;
 }
 public void setSex(String sex) {
  this.sex = sex;
 }
 public int getAge() {
  return age;
 }
 public void setAge(int age) {
  this.age = age;
 }
 private String sex;
 private int age;
}


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package arrays.file;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamRea ......

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package arrays.myArray;
public class MyArrayList {
 private Object[] arrObj = new Object[3];
 private int size = 0;
 
 // ³¤¶È
 public int size() {
  return size;
 }
 // insert
 public void add(Object obj) {
  add(size,obj);
&nb ......

java£ºÊÖдMyLinkedListËùÓз½·¨£¬Ôöɾ¸Ä²é

package arrays.myArray;
public class MyLinkedList {
 private int size = 0;
 private Node1 head = null;
 // Ìí¼Ó
 public void add(Object obj) {
  add(size, obj);
 }
 // ÐÞ¸Ä
 public void add(int index, Object obj) {
  if (null == head) ......
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