摘要：package PJH; public class feiponaqi { public static void main(String[] args) { int[] arr = new int [30]; arr[0] = 1; arr[1] = 1; for(int i = 2;i arr[j+1]){ i... 阅读全文

摘要：package PJH; public abstract class Person { private String name; private int age; public String getName() { return name; } public void setName(String 阅读全文

摘要：package PJH; public abstract class A { private String name; public A(String name) { this.name=name; } public String getName() { return this.name; } pu 阅读全文

摘要：package PJH; public class StaticDemo05 { public static void main(String args[]) { new StaticDemo05().fun() ; } public void fun() { System.out.println("Hello World!!!")... 阅读全文

摘要：package java9; public class java9 { private double radius; public java9(double radius) { this.radius = radius; } public java9() { this.radius = 1; } public... 阅读全文