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package cn.lyh; public class L { public static void main(String[] args) { int []arr = new int[30]; arr[0]=1; arr[1]=1; for(int i=2;i<arr.length;i++) a 阅读全文
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abstract class A{ private String name; public A(String name) { this.name = name; } public String getName() { return this.name; } public abstract void 阅读全文
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public class Y { public static void main(String[] args) { // TODO Auto-generated method stub new Y().fun(); } private void fun() { System.out.println( 阅读全文
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public class L1106 { public static void main(String[] args) { // TODO Auto-generated method stub TestDemo circle1 = new TestDemo(); double area=circle 阅读全文
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package cn.lyhh; class Person{ private String name; private int age; static String city = "A城"; public Person(String name,int age) { this.name = name; this.age = age... 阅读全文