명품JAVA프로그래밍/4장 클래스와 객체

import java.util.Scanner; class Concert{ private String name; Concert(){ name = null; } public String getName() { return name; } public void cancel() { name = null; } public void reserve(String name) { this.name = name; } public boolean isOccupied() { if(name == null) { return false; } else { return true; } } public boolean match(String name) { return(name.equals(this.name)); } } public class Co..

import java.util.Scanner; class Add{ private int a,b; void setValue(int a, int b) { this.a = a; this.b = b; } public int calculate() { return a+b; } } class Sub{ private int a,b; void setValue(int a, int b) { this.a = a; this.b = b; } public int calculate() { return a-b; } } class Mul{ private int a,b; void setValue(int a, int b) { this.a = a; this.b = b; } public int calculate() { return a*b; }..

import java.util.Scanner; class Dictionary{ private static String[] kor = {"사랑","아기","돈","미래","희망"}; private static String[] eng = {"love","baby","money","future","hope"}; public static String kor2Eng(String word) { for(int i =0;i

class ArrayUtil{ public static int [] concat(int[] a,int[] b) { int [] n = new int[a.length+b.length]; for(int i=0;i

import java.util.Scanner; public class PhoneBook { private String name; private String tel; public PhoneBook(String name, String tel) { this.name = name; this.tel = tel; } public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc = new Scanner(System.in); System.out.print("인원수>>"); int n = sc.nextInt(); PhoneBook pb[]= new PhoneBook[n]; for(int i=0;i3 이름과 전화번호(이름과 번호..

import java.util.Scanner; class Day{ private String work; public void set(String work) {this.work = work;} public String get() {return work;} public void show() { if(work == null) System.out.println("없습니다."); else System.out.println(work+"입니다."); } } public class MonthSchedule { private Scanner sc; private int daysNum; private Day [] days; public MonthSchedule(int d) { daysNum = d; this.days = n..