摘要：
package JavaPractice; 2 class ElectricCharge 3 { 4 private double lastnum,thisnum; 5 public ElectricCharge() 6 { 7 8 } 9 public ElectricCharge(double 阅读全文
摘要：
package com.wsy.person; 2 3 public class Person { 4 private String name ; 5 private char sex; 6 private int age; 7 private String IDCardNumber; 8 9 pu 阅读全文