摘要:
package LearnJava9; import java.util.Scanner; public class diguiDemo2 { public static void main(String[] args) { Scanner sc=new Scanner(System.in); Sy 阅读全文
摘要:
package LearnJava9; public class DiGuiDemo { public static void main(String[] args) { // 不死神兔问题,求第20个月兔子的对数 // 每个月兔子对数1、1、2、3、5、8.... int []arr=new in 阅读全文
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package LearnJava7; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; public class CollectionsDemo2 { public stat 阅读全文
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package LearnJava6; import java.util.HashMap; import java.util.Scanner; import java.util.Set; //统计字符串中每个字符出现的次数 public class HashMapDemo3 { public sta 阅读全文
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Student.java package learnjava3; public class Student { private String name; private int age; public Student(){ } public Student(String name, int age) 阅读全文
摘要:
Student.java package learnjava3; public class Student { private String name; private int age; public Student(){ } public Student(String name, int age) 阅读全文