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package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.Employees; import crm.model.Schedule; import crm.util.Pagination; public class ScheduleControl { public static Pagination pageInstanc...
package crm.control; import java.sql.ResultSet; import java.sql.SQLData; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.Statistics; import crm.util.Pagination; public class StatisticsControl { public static Pagination pageInstance = null; ...
package crm.control; import java.sql.ResultSet; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.Week_sum; import crm.model.all_sum; public class WeeksumControl { /** * 根据 * @param id * @return */ public static all_sum getAllSumByWeekSum...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.*; import crm.util.Pagination; public class ProductControl { public static Pagination pageInstance1 = null; public st...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import java.util.List; import crm.dbcoon.DBConnect; import crm.model.Employees; import crm.util.Pagination; public class EmployeesControl { public static Pagination pa...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.Material; import crm.util.Pagination; public class MaterialControl { public static Pagination pageInstance = null; ...
package crm.control; import java.util.*; import java.sql.SQLException; import java.text.*; import crm.dbcoon.DBConnect; import crm.model.Notice; public class DateControl { //获取当前日期 public String Date(){ SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); Date currentTime = new Date(); St...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import crm.dbcoon.DBConnect; import crm.model.Linkman; import crm.model.Salearea; import cr...
package crm.control; import java.awt.List; import java.sql.ResultSet; import java.util.ArrayList; import java.util.Calendar; import java.util.Collection; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import com.sun.crypto.provider.RSACipher; import com.sun.org.apache.regexp.in...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.util.Pagination; import crm.dbcoon.DBConnect; import crm.model.Purchase; /** * @author zengh * @time 2012-7-19 * @content 采购 */ public class PurchaseCo...
package crm.control; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.model.Recepit; import java.util.List; import crm.util.DateTime; import crm.util.Pagination; import java.sql.ResultSet; import crm.dbcoon.DBConnect; import crm.model.Recepit; impo...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.all_sum; import crm.util.Pagination; public class AllSumControl { public static Pagination pageInstance = null; /**...
package crm.control; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.util.DateTime; import crm.util.Pagination; import java.sql.ResultSet; import crm.dbcoon.DBConnect; import crm.model.Bargain; public class BargainControl { //静态分页类成员变量 publi...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import java.util.HashMap; import java.util.List; import crm.dbcoon.DBConnect; import crm.model.Linkman; import crm.model.Notice; import crm.model.Salearea; import crm...
package crm.control; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import java.sql.ResultSet; import crm.dbcoon.DBConnect; import crm.model.Offer; import crm.util.Pagination; /* * 报价相关方法 * @author Cyoung * @date 2012 07 20 */ public class OfferControl...
package crm.control; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import crm.dbcoon.DBConnect; import crm.model.Notice; import crm.model.Saleskills; import crm.util.Pagination; public class SaleskillsControl { public static Pagi...
package crm.servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.Filter; import javax.servlet.FilterChain; import javax.servlet.FilterConfig; import javax.servlet.ServletException; import javax.servlet.ServletRequest; import javax.servlet.ServletResponse; import javax.servl...
package crm.servlet; import java.io.IOException; import javax.servlet.Filter; import javax.servlet.FilterChain; import javax.servlet.FilterConfig; import javax.servlet.ServletException; import javax.servlet.ServletRequest; import javax.servlet.ServletResponse; public class EncodingFilter implements Filter { ...
package crm.dbcoon; import java.sql.Connection; import java.sql.Date; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; /** * Title: 极星工作室 <br> * Description: <br> * Copyright: Copyright (c) 2006 <br> * Company:www.beststar.com * ...
package crm.dbcoon; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import org.logicalcobwebs.proxool.ProxoolException; import org.logicalcobwebs.proxool.configuration.JAXPConfigu...
package crm.util; import net.sourceforge.pinyin4j.PinyinHelper; import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType; import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat; import net.sourceforge.pinyin4j.format.HanyuPinyinToneType; import net.sourceforge.pinyin4j.format.HanyuPinyinVCharTy...
package crm.util; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import crm.dbcoon.DBConnect; /** * * @author BOY_CHN 创建日期:2007-5-28 下午01:13:41 <br> * 实现了同时分页查询和分页目录显示的功能 * * @version * 2.0 *...
package crm.util; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import com.google.gson.Gson; import crm.control.SaleareaControl; import crm.dbcoon.DBConnect; public class AutoFind { /* ...
package crm.util; /** * ����MySQL������ * @author BOY_CHN * */ public class MySqlPageSQL { private MySqlPageSQL(){ } /** * ����MySql��ݿ�IJ�ѯָ�����ĺ��� * @param sql * ԭʼSQL��� * @param startRow * ��ʵ�к� * @param rows * ��Ҫ��ȡ���к� * @return * ��ݿ��ض��Ķ�λ�м...
package crm.util; import java.sql.Date; import javax.servlet.http.*; /** * ������Ϊ������Java�ļ����� HttpServletRequest�Ķ���ֵ�ķ��� * @author duwenlong * */ public class ParamUtil { /** * ��ø��request����IJ����ֵ * * @param request * ������� * @param paramName * ...
package crm.util; import java.util.*; import java.text.*; public class DateTime { //获取当前日期 public static String DateTime(){ SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); Date currentTime = new Date(); String str_date1 = formatter.format(currentTime); String str_date2 = str_date1...
package crm.util; import java.sql.ResultSet; import java.util.HashMap; import crm.dbcoon.DBConnect; public class GetBaseParam { /** * 根据id获取政治面貌 * @param id * @return */ public static String getPolityById(int id ) { DBConnect dbConnect = new DBConnect(); ResultSet rs = null; String p...
package crm.model; public class Product_model { private int id; private String model_name; private String model_number; private String price; private String description; private int system_product_id; private String create_time; private String develope_depart; private String developer; ...
package crm.model; public class Material { int id; String material_name; String upload_time; int sale_area_id; String path; public String getPath() { return path; } public void setPath(String path) { this.path = path; } public int getId() { return id; } public void setId(int id) {...
package crm.model; public class Schedule { private int id; private int creater; private String create_time; private String theme; private String content; private String state; private String result; private String finish_time; private String related_customer; private String related_receipt; public int getId...
package crm.model; public class Customer { private int id; private String name; private String address; private String phone; private int area_id; private String type; private String origin; private String crete_time; private String business; private String namepy; ...
package crm.model; /** * @content 合同 * @author renzl * */ public class Bargain { //录入合同编号 private String bargain_id; //合同编号 private int id; //对应报价编号 private int offer_id; //成交金额 private String deal_money; //回款金额 private String returned_m...
package crm.model; public class Employees { private int id; private String idcard; private String name; private String username; private String password; private String gender; private String birthday; private int nation; private int polity; private String is_married; private String home_type; private Stri...
package crm.model; public class Offer { private int id; private int recepit_id; private String state; private String offer_money; private String theme; private String department; private String date; private String manager; public int getId() { return id; } public void setId(int id) { thi...
package crm.model; public class Statistics { private int id; private int recepit_id; private int employee_id; private String add_money; private String date; public int getId() { return id; } public void setId(int id) { this.id = id; } public int getRecepit_id() { return rece...
package crm.model; import java.sql.*; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import java.util.Map.Entry; import crm.dbcoon.DBConnect; public class Product_system_stage { public static HashMap getAllProductSystemStage() { DBConnect dbc=new DBConnect(); ResultSet r...
package crm.model; public class Notice { int id; String theme; String time; int writer; String content; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getTheme() { return theme; } public void setTheme(String theme) { this.theme = the...
package crm.model; public class Saletarget { int id; String content; int person_id; String type; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getContent() { return content; } public void setContent(String content) { this.content = co...
package crm.model; public class Custom_require { private int id; private String system_name; private String require_book_id; private String model_name; private String function; private String type; private String link_play; private String offer_depart; private String offer_person; private String ...
package crm.model; public class Product_system { private int id; private String system_name; private String description; private String system_number; private String create_time; private String price; private String developer; private String develope_department; public int getId() { ...
package crm.model; public class Product_service { private int id; private String service_name; private String service_number; private String description; private String create_time; private String price; public int getId() { return id; } public void setId(int id) { this.id = id; ...
package crm.model; /** * @author zengh * @time 2012-7-19 * @content 采购 */ public class Purchase { int id; int goods_num; double single_price; double sum_fee; String goods_name; String place; String time; String person; String seller; String seller_contact; int recepit_id; public...
package crm.model; public class Recepit { private int id; private int consumer_id; private int linkman_id; private String creator; private int current_person; private String creat_time; private String intention; private String sort; private int stage; private String person1; private String pers...
package crm.model; public class all_sum { private int id; private String start_time; private String end_time; private int emp_id; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getStart_time() { return start_time; } public void setStart_t...
package crm.model; import com.hp.hpl.sparta.Text; public class Recepit_description { private int id; private int recepit_id; private int follow_person_id; private String date; private String content; public String getDate() { return date; } public void setDate(String date) { this.d...
package crm.model; public class Week_plan { private int id; private int create_person_id; private int all_plan_id; private String start_time; private String end_time; private String date; private String content; private String help_person; private String description; public int getId() { retur...
package crm.model; public class Saleskills { int id; String theme; String content; int writer; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getTheme() { return theme; } public void setTheme(String theme) { this.theme = theme; } p...
package crm.model; public class Week_sum { private int id; private int create_person_id; private int all_sum_id; private String start_time; private String end_time; private String date; private String content; private String help_person; private String description; public int getAll_sum_id()...
package crm.model; public class all_plan { private int id; private String start_time; private String end_time; private int emp_id; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getStart_time() { return start_time; } public void setStart_tim...
package crm.model; public class Salearea { int id; String area_name; String sale_target; String competitor; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getArea_name() { return area_name; } public void setArea_name(String areaName) { ...
package crm.model; public class Linkman { private int id; private int customer_id; private String name; private String position; private String email; private String phone;; private String hobby; private int province_id; private String qq; private String birthday; private St...
package com.jspsmart.upload; import java.io.IOException; import java.util.*; // Referenced classes of package com.jspsmart.upload: // File, SmartUpload public class Files { private SmartUpload m_parent; private Hashtable m_files; private int m_counter; Files() { m_files = new Hashtable(); m_count...
package com.jspsmart.upload; import java.io.*; import java.sql.ResultSet; import java.sql.SQLException; import java.util.Vector; import javax.servlet.*; import javax.servlet.http.*; import javax.servlet.jsp.JspWriter; import javax.servlet.jsp.PageContext; // Referenced classes of package com.jspsmart.uploa...
package com.jspsmart.upload; import java.io.ByteArrayInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.math.BigInteger; import java.sql.ResultSet; import java.sql.SQLException; import javax.servlet.ServletException; // Referenced classes of package com.jspsmart.upload: /...
package com.jspsmart.upload; public class SmartUploadException extends Exception { SmartUploadException(String s) { super(s); } }
package com.jspsmart.upload; import java.util.Enumeration; import java.util.Hashtable; public class Request { private Hashtable m_parameters; private int m_counter; Request() { m_parameters = new Hashtable(); m_counter = 0; } protected void putParameter(String s, String s1) { if(s == null) thro...
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package Examen.lp1; import java.sql.*; public class Conexion { Connection conn = null; public Connection getConnection(){ try { String sc = "jdbc:mysql://localhost:3306/usuario?user=roo...
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package edu.upeu.lp1.common; import java.sql.*; /** * * @author Alumnos */ public class Conexion { Connection conn = null; public Connection getConnection(){ try { String sc = "jdbc:mysql...
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package edu.upeu.lp1.common; import java.sql.*; /** * * @author Alumnos */ public class Conexion { public static void main ( String[] arg ) { Connection conn = null; try { ...
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package edu.upeu.examlp1.comm; import java.sql.*; /** * * @author TOSHIBA */ public class Conexion { Connection conn = null; public Connection getConnection(){ try { String sc = "jdbc:mys...
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package edu.upeu.examlp1.comm; import java.sql.*; /** * * @author TOSHIBA */ public class Conexion { Connection conn = null; public Connection getConnection(){ try { String sc = "jdbc:mys...
public class Calculator { public static void main(){ System.out.println("Hello world"); } }
class MyArrayList{ private int[] MyArray; private int size; public MyArrayList(int value, int seed, int inc){ MyArray = new int [value]; size = value; for (int i = 0; i < size; i++) { MyArray[i]=seed; seed += inc; } } public void PrintElement(){ for (int i = 0; i < size; i++) { S...
import javax.swing.*; public class UserInput { public static void main(String[] args) { String num = ""; String ans = ""; num = JOptionPane.showInputDialog(null, "Please enter number: "); double val = Double.parseDouble(num); if(val%2 == 0){ JOptionPane.showMessageDialog(null, "The number i...
import javax.swing.*; public class HelloWorld { public static void main(String[] args) { System.out.println("hello world"); String num = ""; num = JOptionPane.showInputDialog(null, "Please enter name: "); JOptionPane.showMessageDialog(null, "Hi "+num); } }
import javax.swing.*; public class UserInputOdd { public static void main(String[] args) { String num = ""; String ans = ""; num = JOptionPane.showInputDialog(null, "Please enter number: "); ans = checkValue(num); } private static Integer checkValue(String num){ double val = Double.parseDouble...
class queueElement { private int maxSize; private char[] queueArray; private int front; private int rear; private int counter; public queueElement ( int max ) { maxSize = max; queueArray = new char[maxSize]; front = 0; rear = maxSize - 1; counter = 0; } public void enqueueElement ( char ...
class node { public int info; public node link; } class linkedList { public node head; public int counter; public int x; public linkedList () { head = new node(); head = null; counter = 0; x = 0; } public void add ( int _info ) { node newNode = new node(); newNode.in...
class stackClass { private int maxSize; private char[] stackArray; private int top; public stackClass(int max) { maxSize = max; stackArray = new char[maxSize]; top = -1; } public void push(char j) { stackArray[++top] = j; } ...
import java.io.IOException; public class reverseStack { private String input; private String output; public reverseStack(String in) { input = in; } public String doRev() { int stackSize = input.length(); Stack theStack = new Stack(stackSize); for (int i = 0; i < in...
import java.util.Random; class sortArray { private int[] myArray; public sortArray() { System.out.println("Default Order:"); Random digit = new Random(); myArray = new int [10]; for ( int counter = 0 ; counter < 10 ; counter++ ) { myArray[counter] = 1 + digit.nextInt(10); } printEleme...
class myArrayList { private int[] myArray; private int size; public myArrayList( int value, int seed, int increment ) { myArray = new int [value]; size = value; for ( int counter = 0 ; counter < size ; counter++ ) { myArray[counter] = seed; seed += increment; } } public void printElement...
class calculatorClass { int x; int y; public calculatorClass( int num1, int num2 ) { x = num1; y = num2; } public int addNumber() { return x + y; } public int subtractNumber() { return x - y; } public int multiplyNumber() { return x * y; } public int divideNumber() { return x / y...
import javax.swing.*; public class helloWorld { public static void main(String[] args) { JOptionPane.showMessageDialog( null, "Hello World!" ); } }
import javax.swing.*; public class oddEven { public static void main(String[] args) { int number; number = Integer.parseInt(JOptionPane.showInputDialog( null, "Please enter a number: " )); OddNumber ( number ); EvenNumber ( number ); } private static void OddNumber ( int num ) { ...
import javax.swing.*; public class userInput { public static void main(String[] args) { String num = ""; num = JOptionPane.showInputDialog(null, "Please enter your name:" ); JOptionPane.showMessageDialog(null, "Hi " + num + "!"); } }
import javax.swing.JOptionPane; import javax.swing.JOptionPane; import java.util.Scanner; public class addition { public static void main(String[] args){ Scanner addition = new Scanner(System.in); double fnum, lnum, answer; System.out.println("Enter First Number:"); fnum = addition.nextDouble(); Sys...
import javax.swing.JOptionPane; public class Oddeven { public static void main(String[] args) { String firstNumber; int number; firstNumber = JOptionPane.showInputDialog( null, " Enter a number" ); number = Integer.parseInt(firstNumber); if ( number%2 == 0 )...
import javax.swing.JOptionPane; public class script { public static void main(String[] args) { String firstNumber; int number; firstNumber = JOptionPane.showInputDialog( null, " Enter a number" ); number = Integer.parseInt(firstNumber); if ( number%2 == 0 ){ JOptionPane.showMessageDialog(...
import javax.swing.JOptionPane; public class script { public static void main(String[] args) { String firstNumber; int number; firstNumber = JOptionPane.showInputDialog( null, " Enter a number" ); number = Integer.parseInt(firstNumber); if ( number%2 == 0 ){ System.out.print( " Number is ...
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package firstacitivity; /** * * @author Students Account */ public class Firstacitivity { /** * @param args the command line arguments */ public static void main(String[] args) { // TODO co...
class MyArrayList{ private int[] MyArray; private int size; public MyArrayList(int value, int seed, int inc){ MyArray = new int[value]; size = value; for (int i = 0;i < size; i++) { MyArray[i] = seed; seed += inc; } } public void PrintList(){ for (int i = 0; i < size; i++) { ...
class LinkedListNode{ public int data; public LinkedListNode link; } public class JavaApplication1 { public static void main(String[] args){ LinkedListNode head; // main LinkedListNode newNode; // temporary LinkedListNode current, current2; // flexible LinkedListNode pointer; newN...
class Queue{ private int maxSize; private char[] queueArray; private int Front; private int Rear; private int Counter; public Queue(int max) { maxSize = max; queueArray = new char[maxSize]; Front = 0; Rear = maxSize - 1; Counter = 0; } ...
import java.util.Random; class SortArray { private int[] MyArray; public SortArray(){ System.out.println("Default Order: "); Random digit = new Random(); MyArray = new int [10]; for (int counter = 0; counter < 10; counter++){ MyArray[counter] = 1 + digit.nextInt(10); } printElements(); } publi...
class LinkedListNode{ public int data; public LinkedListNode link; } public class JavaApplication1 { public static void main(String[] args){ LinkedListNode head; // main LinkedListNode newNode; // temporary LinkedListNode current; // flexible newNode = new LinkedListNode(); newNode.data...
public class HelloWorld { public static void main(String[] args) { System.out.println("hello world"); } }
import javax.swing.*; public class UserInput { public static void main(String[] args){ String num = ""; num = JOptionPane.showInputDialog(null, "Please enter your name: "); JOptionPane.showMessageDialog(null, "Hello "+num); } }
import javax.swing.*; public class Calculator { public static void main(String[] args){ int ans; String num1 = ""; String num2 = ""; num1 = JOptionPane.showInputDialog(null, "Please enter a first number: "); num2 = JOptionPane.showInputDialog(null, "Please enter a second number: "); ans = inp...
import javax.swing.*; public class NumIdentifier { public static void main(String[] args){ String num = ""; num = JOptionPane.showInputDialog(null, "Please enter a number: "); int x = Integer.parseInt(num); if(x%2 == 0){ JOptionPane.showMessageDialog(null, "The number is EVEN"); } else{ ...
class MyArrayList{ private int[] MyArray; private int size; public MyArrayList(int value, int seed, int inc){ //constructor MyArray = new int [value]; size = value; for (int i = 0; i < size; i++) { MyArray[i] = seed; seed += inc; } } public void PrintElement(){ for (int i = 0;...
class MyArrayList{ private int[] MyArray; private int size; public MyArrayList(int value, int seed, int inc){ //constructor MyArray = new int [value]; size = value; for (int i = 0; i < size; i++) { MyArray[i] = seed; seed += inc; } } public void PrintElement(){ for (int i = 0; i < size; i++...
class Calculator{ int x; int y; int z; public Calculator(int num1, int num2){ //Constructor; shoul same name with class; cannot rename x = num1; y = num2; } public int addNumbers(){ // int x = 5; // int y = 10; // int z; // z = x+y; // System.out.println(z); z = x+y; return z; } p...
import javax.swing.*; public class name { public static void main (String[] args) { String num=""; num =JOptionPane.showInputDialog(null,"Please enter your name:"); JOptionPane.showMessageDialog(null,"Hi "+num); } }
import javax.swing.*; public class userinput { public static void main(String[] args) { int number; number = Integer.parseInt(JOptionPane.showInputDialog(null, "Please enter a number")); if (number % 2 == 1) { JOptionPane.showMessageDialog(null, "It is ODD number"); } else { JOp...
class CalcLib { public int addNumber(){ int x = 5; int y = 10; int z; z = x+y; return z; } } public class CLASS { public static void main(){ CalcLib calc = new CalcLib(); calc.addNumber(); } }
class calculator{ int x; int y; int z; public calculator(int num1, int num2){ x = num1; y = num2; } public int addNumbers(){ z = x+y; return z; } public int subtractNumbers(){ z = x-y; return z; } } public class javaapplication { public static void main(String[] args) { ...
class MyArrayList{ private int[] MyArray; private int size; public MyArrayList(int value, int seed, int inc){ MyArray = new int [value]; size = value; for ( int i = 0; i < size; i++){ MyArray[i]=seed; seed += inc; } } public void PrintElement(){ for (int i = 0; i < size; i++){...
class CalcLib { public int addNumber(){ int x = 5; int y = 10; int z; z = x+y; return z; } } public class CLASS { public static void main(){ CalcLib calc = new CalcLib(); calc.addNumber(); } }
class calculator{ int x; int y; int z; public calculator(int num1, int num2){ x = num1; y = num2; } public int addNumbers(){ z = x+y; return z; } public int subtractNumbers(){ z = x-y; return z; } } public class javaapplication { public static void main(String[] args) { ...