recover

Assignment1/.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

Assignment1/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Assignment</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Assignment1/.settings/org.eclipse.jdt.core.prefs

+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=1.8

Assignment1/src/Movie.java

+
+public class Movie {
+	private String[] movie;
+	private boolean[][] vaild;
+	
+	Movie(){
+		movie = new String[8];
+		vaild= new boolean[10][40];
+		for(int i=0;i<8;i++) for(int j=0;j<40;j++) vaild[i][j]=true;
+		movie[0]="제목 : 기생충 / 상영 시간 : 0:00-3:00";
+		movie[1]="제목 : 감기 / 상영 시간 : 3:00-6:00";
+		movie[2]="제목 : 해리포터 / 상영 시간 : 6:00-9:00";
+		movie[3]="제목 : 라라랜드 / 상영 시간 : 9:00-12:00";
+		movie[4]="제목 : 겨울왕국 / 상영 시간 : 12:00-15:00";
+		movie[5]="제목 : 명탐정 코난 / 상영 시간 : 15:00-18:00";
+		movie[6]="제목 : 어벤져스 / 상영 시간 : 18:00-21:00";
+		movie[7]="제목 : 국제시장 / 상영 시간 : 21:00-24:00";
+	}
+	
+	
+	public void show_moive() {
+		System.out.println("*******영화 목록*******");
+		for(int i=0;i<8;i++) System.out.println(movie[i]);
+	}
+	
+	public void show_nummoive() {
+		System.out.println("*******영화 목록*******");
+		for(int i=0;i<8;i++) System.out.println((i+1)+". "+movie[i]);
+		System.out.print("\n\n예매할 영화를 선택해주세요.");
+	}
+
+	public String get_movie(int idx) {
+		return movie[idx];
+	}
+	
+	public void show_vaild(int num) {
+		System.out.print("*******좌  석*******\n");
+		for(int i=-1;i<6;i++) {
+			for(int j=-1;j<6;j++) {
+				if(i==-1 && j==-1) System.out.print("  ");
+				else if(i==-1) System.out.print((j+1)+" ");
+				else if(j==-1) {
+					char a=(char)(65+i);
+					System.out.print(a+" ");				
+				}
+				else if(vaild[num-1][i*6+j]) System.out.print("O ");
+				else System.out.print("X ");
+			}
+			System.out.print("\n");
+		}
+		System.out.print("******************\n");
+		System.out.print("좌석을 선택해주세요 (ex A1) : ");
+	}
+	
+	public void set_vaild(int m, char a, char b) {
+		int loc= (a-'A')*6 + (b-'1');
+		vaild[m][loc]=false;
+	}
+	
+	public boolean get_vaild(int m, char a, char b) {
+		int loc= (a-'A')*6 + (b-'1');
+		return vaild[m][loc];
+	}
+	
+}

Assignment1/src/Theater.java

+import java.util.Scanner;
+
+public class Theater {
+	private Scanner scan;
+	
+	private int login_check;
+	private boolean exit_check;
+	private String cmd;
+	private User user;
+	private Movie movie;	
+	
+	public static void main(String[] args) {
+		Theater program = new Theater();
+		while(true) {
+			program.user_program(program.start());
+			if(program.exit_check) break;
+		}
+		System.out.println("영화 예매 프로그램을 종료합니다.");
+	}
+	
+	public Theater() {
+		login_check=-1;
+		exit_check=false;
+		scan = new Scanner(System.in);
+		user = new User();
+		movie = new Movie();
+	}
+	
+	public int start() {
+		if(login_check != -1) return login_check;
+		System.out.print("*******영화 예매 프로그램*******\n1. 로그인\n2. 회원가입\n3. 종료\n메뉴를 선택해주세요: ");
+		cmd = scan.nextLine();
+		if(cmd.contentEquals("1")) {
+			String _id, _pw;
+			System.out.print("*******로그인*******\nID: ");
+			_id= scan.nextLine();
+			System.out.print("Password: ");
+			_pw= scan.nextLine();
+			login_check=user.login(_id, _pw);
+		}
+		else if(cmd.contentEquals("2")) {
+			String _id, _pw;
+			System.out.print("*******회원가입*******\nID: ");
+			_id= scan.nextLine();
+			System.out.print("Password: ");
+			_pw= scan.nextLine();
+			user.set_user(_id, _pw);
+		}
+		else if(cmd.contentEquals("3")) {
+			exit_check=true;
+		}
+		else System.out.println("잘못된 입력입니다.");
+		System.out.println("");
+		return -1;
+	}
+	
+	public void user_program(int idx) {
+		if(idx==-1) return;
+		while(true) {
+			System.out.print("*******유저 프로그램*******\n1. 영화 목록\n2. 예매확인\n3. 종료\n메뉴를 선택해주세요: ");
+			cmd = scan.nextLine();		
+			if(cmd.contentEquals("1")) {
+				movie.show_moive();
+				System.out.print("\n1. 예매\n2. 종료\n메뉴를 선택해주세요 : ");
+				cmd = scan.nextLine();
+				if(cmd.contentEquals("1")) {
+					movie.show_nummoive();
+					int tmp = scan.nextLine().charAt(0)-'0';
+					movie.show_vaild(tmp);
+					String ttmp=scan.nextLine();
+					if(movie.get_vaild(tmp -1 , ttmp.charAt(0),ttmp.charAt(1))){
+						user.buy_ticket(idx, movie.get_movie(tmp- 1), ttmp);
+						movie.set_vaild(tmp -1 , ttmp.charAt(0),ttmp.charAt(1));
+					}
+					else System.out.print("이미 예약된 좌석입니다.\n");
+				}
+				else System.out.print("유저 프로그램으로 돌아갑니다\n");
+			}
+			else if(cmd.contentEquals("2")) {
+				user.show_ticket(idx);
+				System.out.print("Press enter to go back to User program\n");
+				cmd = scan.nextLine();
+			}
+			else if(cmd.contentEquals("3")) {
+				this.login_check=-1;
+				break;
+			}
+			else System.out.println("잘못된 입력입니다.");
+			System.out.println("");
+		}
+	}
+}

Assignment1/src/Ticket.java

+
+public class Ticket {
+	private String[] info;
+	private int cnt;
+	public static int total;
+	
+	public Ticket() {
+		info=new String[1000];
+		cnt=0;
+		total=0;
+	}
+	
+	public void set_ticket(String a) {
+		info[cnt]=a;
+		total++;
+		cnt++;
+	}
+	
+	public void show() {
+		for(int i=0;i<cnt;i++) System.out.println(info[i]);
+	}
+	
+	public static int get_total() {
+		return total;
+	}
+	
+}

Assignment1/src/User.java

+
+public class User {
+	private String[] id;
+	private String[] pw;
+	private Ticket[] t;
+	
+	private int cnt; 
+	
+	public User() {
+		id= new String[1000];
+		pw = new String[1000];
+		t= new Ticket[1000];
+		for(int i=0;i<1000;i++) t[i]= new Ticket();
+		cnt=0;
+	}
+	
+	public int login(String a, String b) {
+		for(int i=0;i<cnt;i++) {
+			if(id[i].contentEquals(a) && pw[i].contentEquals(b)) return i;
+		}
+		System.out.println("로그인에 실패하였습니다.");
+		return -1;
+	}
+		
+	public void set_user(String a, String b) {
+		if(cnt>=1000) {
+			System.out.println("가입 인원 초과\n");
+			return;
+		}
+		for(int i=0;i<cnt;i++) {
+			if(id[i].contentEquals(a)) {
+				System.out.println("이미 존재하는 아이디입니다.\n");
+				return;
+			}
+		}
+		id[cnt]=a;
+		pw[cnt]=b;
+		cnt++;
+	}
+	
+	public void buy_ticket(int idx, String mov, String seat) {
+		String tmp= "Ticket: "+Ticket.get_total()+"/"+mov+"/Seat : "+seat;
+		t[idx].set_ticket(tmp);
+	}
+	
+	public void show_ticket(int idx) {
+		t[idx].show();
+	}
+	
+}

Assignment2/.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

Assignment2/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Assignment2</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Assignment2/.settings/org.eclipse.jdt.core.prefs

+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=1.8

Assignment2/MovieList.txt

+8
+Parasite/0/3
+The Flu/3/6
+Harry Porter/6/9
+La La Land/9/12
+Frozen/12/15
+Detective Conan/15/18
+Avengers/18/21
+Ode to My Father/21/24

Assignment2/UserList.txt

+3
+1 admin 1111
+0 hyosik 1234
+0 minah 4321

Assignment2/src/DuplicatedIdException.java

+
+public class DuplicatedIdException extends Exception {
+	public DuplicatedIdException(String a){
+		super(a+" already exists.");
+	}
+}

Assignment2/src/DuplicatedReservationException.java

+
+public class DuplicatedReservationException extends Exception {
+	public DuplicatedReservationException(String a) {
+		super(a+" is already reserved");
+	}
+}

Assignment2/src/InvalidLoginException.java

+
+public class InvalidLoginException extends Exception {
+	public InvalidLoginException(){
+		super("Login failed.");
+	}
+}

Assignment2/src/InvalidMenuException.java

+
+public class InvalidMenuException extends Exception {
+	public InvalidMenuException(int a) {
+		super(a+" is an invalid menu number");
+	}
+	public InvalidMenuException(String a) {
+		super("Invalid Access");
+	}
+}

Assignment2/src/Manager.java

+
+public class Manager extends Member {
+	public Manager(String _id, String _pw, String st) {
+		super(_id, _pw, st);
+	}
+	
+}

Assignment2/src/Member.java

+
+public class Member {
+	private String id, pw, status;
+	private Ticket t;
+	private int cnt;// ƼÄϼö
+	
+	public Member(String _id, String _pw, String st) {
+		id=_id;
+		pw=_pw;
+		status=st;
+		cnt=0;
+		t= new Ticket();
+	}
+	
+	public boolean login(String _id, String _pw) {
+		if(id.equalsIgnoreCase(_id) && pw.equalsIgnoreCase(_pw)) return true;
+		return false;
+	}
+	
+	public boolean find(String _id) {
+		if(id.equalsIgnoreCase(_id)) return true;
+		return false;
+	}
+	
+	public String get_status() {
+		return status;
+	}
+	
+	public void buy_ticket(String mov, String seat) {
+		t.set_ticket(mov, seat, this.id);
+		cnt++;
+	}
+	
+	public void add_ticket(String mov, String seat, String tnum) {
+		t.add_ticket(mov, seat, this.id, tnum);
+		cnt++;
+	}
+	
+	public int get_cnt() {
+		return cnt;
+	}
+
+	public void show_ticket() {
+		t.show();
+	}
+	
+	public String output_ticket() {
+		return t.output_ticket();
+	}
+	
+	public boolean matchid(String a) {
+		if (a.contentEquals(this.id)) return true;
+		else return false;
+	}
+	
+	public String get_output() {
+		return status+" "+id+" "+pw;
+	}
+}

Assignment2/src/Movie.java

+
+public class Movie {
+	private String movie;
+	private String name, start, end;
+	private boolean[][] vaild;
+	private int ccnt;
+	
+	Movie(String name, String start, String end){
+		movie="제목 : "+name+"/ 상영시간 : "+start+":00-"+end+":00";
+		this.name=name;
+		this.start=start;
+		this.end=end;
+		vaild= new boolean[10][40];
+		for(int i=0;i<6;i++) for(int j=0;j<6;j++) vaild[i][j]=true;
+		ccnt=0;
+	}
+
+	public String movie_info() {
+		return movie;
+	}
+	
+	public String get_name() {
+		return name;
+	}
+	
+	
+	public String get_output() {
+		return name+"/"+start+"/"+end;
+	}
+
+	public void show_vaild() {
+		System.out.print("*******좌  석*******\n");
+		for(int i=-1;i<6;i++) {
+			for(int j=-1;j<6;j++) {
+				if(i==-1 && j==-1) System.out.print("  ");
+				else if(i==-1) System.out.print((j+1)+" ");
+				else if(j==-1) {
+					char a=(char)(65+i);
+					System.out.print(a+" ");				
+				}
+				else if(vaild[i][j]) System.out.print("O ");
+				else System.out.print("X ");
+			}
+			System.out.print("\n");
+		}
+		System.out.print("******************\n");
+		System.out.print("좌석을 선택해주세요 (ex A1) : ");
+	}
+	
+	public void set_vaild(char a, char b) {
+		int x= (a-'A');
+		int y=(b-'1');
+		ccnt++;
+		vaild[x][y]=false;
+	}
+	
+	public boolean get_vaild(char a, char b) {
+		int x= (a-'A');
+		int y=(b-'1');
+		return vaild[x][y];
+	}
+	
+	public boolean exist(char a, char b) {
+		int x= (a-'A');
+		int y=(b-'1');
+		if(x<0 || x>5) return false;
+		if(y<0 || y>5) return false;
+		return true;
+	}
+	
+	public double rate() {
+		double cnt=(double)ccnt;
+		cnt/=36;
+		return Math.round(cnt*100)/100.0;
+	}
+	public int sales() {
+		return ccnt*10000;
+	}
+	
+	public int get_cnt() {
+		return ccnt;
+	}
+}

Assignment2/src/NotExistSeatException.java

+
+public class NotExistSeatException extends Exception {
+	public NotExistSeatException(String a) {
+		super(a+" does no exist");
+	}
+}

Assignment2/src/Ticket.java

+
+public class Ticket {
+	private String[] info, output;
+	private int cnt;
+	private static int total;
+	
+	public Ticket() {
+		info=new String[1000];
+		output=new String[1000];
+		cnt=0;
+		total=0;
+	}
+	
+	public void set_ticket(String mov, String seat, String id ) {
+		info[cnt]="Ticket: "+Ticket.get_total()+" / "+mov+" / Seat : "+seat;
+		output[cnt]=id+"*"+mov+"*"+seat+"*"+total;
+		total++;
+		cnt++;
+	}
+	
+	public void add_ticket(String mov, String seat, String id , String tnum) {
+		int tt=Integer.parseInt(tnum);
+		info[cnt]="Ticket: "+tt+" / "+mov+" / Seat : "+seat;
+		output[cnt]=id+"*"+mov+"*"+seat+"*"+tt;
+		total++;
+		cnt++;
+	}
+	
+	public String output_ticket() {
+		String a="";
+		for(int i=0;i<cnt;i++) {
+			a+=output[i];
+			a+="\n";
+		}
+		return a;
+	}
+	
+	public void show() {
+		for(int i=0;i<cnt;i++) System.out.println(info[i]);
+	}
+	
+	public static int get_total() {
+		return total;
+	}
+	
+}

Assignment2/src/User.java

+
+public class User extends Member {
+	public User(String _id, String _pw, String st) {
+		super(_id, _pw, st);
+	}
+}

Lab02/Lab02.java

+package practice01;
+import java.util.Scanner;
+
+public class Lab02 {
+
+	public static void main(String[] args) {
+		Scanner scan = new Scanner(System.in);
+		String input = scan.nextLine();
+		String[] s=input.split(",");
+		String s1=s[0];
+		String s2=s[1];
+		s=s1.split(" ");
+		s2=s2.replace('h', 'H');
+		s2=s2.replace("ppt", "pdf");
+		System.out.println("Name Length(Korean) : "+s.length);
+		for(int a=1;a<s.length; a++) {
+			String name=s[a];
+			name=name.substring(0,1).toUpperCase();
+			System.out.printf(name+".");
+		}
+		String name=s[0];
+		name=name.substring(0,1).toUpperCase()+name.substring(1);
+		System.out.println(name+" submitted"+s2);
+	}
+
+}

Lab02/Lab02_2.java

+package practice01;
+import java.util.Scanner;
+
+public class Lab02_2 {
+
+	public static void main(String[] args) {
+		Scanner scan= new Scanner(System.in);
+		String score;
+		double sum=0;
+		int cnt=0;
+		score=scan.nextLine();
+		score=score.toUpperCase();
+		String[] ss=score.split(" ");
+		for(int a=0;a<ss.length;a++) {
+			cnt++;
+			int tmp=0;
+			char s=ss[a].charAt(0);
+			switch(s) {
+			case 'A' :
+				tmp=100;
+				break;
+			case 'B' :
+				tmp=90;
+				break;
+			case 'C' :
+				tmp=80;
+				break;
+			case 'D' :
+				tmp=70;
+				break;
+			default:
+				tmp=0;
+				break;
+			}
+			switch(cnt){
+			case 1:
+				System.out.println("1st student's score is "+tmp);
+				break;
+			case 2:
+				System.out.println("2nd student's score is "+tmp);
+				break;
+			case 3:
+				System.out.println("3rd student's score is "+tmp);
+				break;
+			default:
+				System.out.println(cnt+"th student's score is "+tmp);
+				break;
+			}
+			sum+=tmp;
+		}
+		String result=String.format("%.2f",sum/cnt);
+		System.out.println("This class's average = "+result);
+	}
+
+}

Lab03/Employee.java

+package practice01;
+
+public class Employee {
+	private String name;
+	private int age;
+	private String position;
+	private int salary;
+	private int vacationDays;
+	
+	public Employee(String name, int age) {
+		this.setter(name,age,"Employee",5000,20);
+	}
+	public Employee(String name, int age, String position, int salary) {
+		this.setter(name, age, position, salary, 20);
+	}
+	public Employee(String name, int age, String position, int salary, int vacationDays) {
+		this.setter(name, age, position, salary, vacationDays);
+	}
+	
+	public boolean equals(Employee a) {
+		if(this.name==a.name && this.position==a.position&&this.age==a.age) {
+			System.out.println("Equals.");