//1. 함수 -> 메소드
// 자동완성 ctrl + space
// 컴파일 ctrl + F11
// 자동 정렬 ctrl + shift + f
/*
import java.util.*;
public class Main { //메인 클래스
public static void main(String[] args) {
// 자료형
int a=10;
long b; //long long int 아님 주의!1
float c;
double d;
char e; //문자
String f="love";//문자열
//출력 syso + ctrl +space
//System.out.println("hello");
//System.out.println("hello "+a);
//입력 Scanner 객체 생성
Scanner sc = new Scanner(System.in);
int x = sc.nextInt();
System.out.println(x);
float y = sc.nextFloat();
System.out.println(y);
String s = sc.next();
System.out.println(s);
String t = sc.nextLine(); // 한 줄
}
}
*/
/*
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a=sc.nextInt();
System.out.println(a);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
float a=sc.nextFloat();
System.out.printf("%.6f",a);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int a=sc.nextInt();
System.out.print(a+" "+a+" "+a);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
float a=sc.nextFloat();
float b=sc.nextFloat();
System.out.printf("%.2f",a*b);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int a=sc.nextInt();
int b=sc.nextInt();
System.out.printf("%.1f",a*b/2.0);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int a=sc.nextInt();
if(50<=a&&a<=70||a%6==0){
System.out.println("win");
}
else{
System.out.println("lose");
}
}
}
*/
/*
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
if (b >= 30) {
b -= 30;
}
else if (a != 0) {
a--;
b += 30;
}
else {
a = 23;
b += 30;
}
System.out.println(a + " " + b);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int a=sc.nextInt();
int b=sc.nextInt();
int c=sc.nextInt();
if(170<a&&170<b&&170<c) {
System.out.println("PASS");
}
else if(170>=a){
System.out.println("CRASH "+a);
}
else if(170>=b){
System.out.println("CRASH "+b);
}
else{
System.out.println("CRASH "+c);
}
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int a=sc.nextInt();
int b=sc.nextInt();
int c=sc.nextInt();
int n=sc.nextInt();
for(int i=1;i<n;i++) {
a=a*b+c;
}
System.out.println(a);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int a=sc.nextInt();
int b=sc.nextInt();
for(int i=a;i<=b;i++)
{
for(int j=1;j<=9;j++)
{
System.out.printf("%d*%d=%d\n",i,j,i*j);
}
}
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int n=sc.nextInt();
for(int i=n-1;i>=0;i--)
{
for(int j=1;j<=i;j++)
{
System.out.print(" ");
}
for(int j=1;j<=n;j++)
{
System.out.print("*");
}
System.out.println();
}
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int n=sc.nextInt();
for(int i=n-1;i>=0;i--)
{
for(int j=1;j<=i;j++)
{
System.out.print(" ");
}
for(int j=1;j<=n;j++)
{
System.out.print("*");
}
System.out.println();
}
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int n = sc.nextInt();
int arr[] = new int[n];
for(int i=0;i<n;i++){
arr[i]=sc.nextInt();
}
for(int i=0;i<n;i++){
for(int j=i;j<n;j++){
System.out.print(arr[j]+" ");
}
for(int j=0;j<=i-1;j++) {
System.out.print(arr[j]+" ");
}
System.out.println();
}
}
}
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int arr[]=new int[10];
for(int i=0;i<10;i++) {
arr[i]=sc.nextInt();
}
int k=sc.nextInt();
System.out.println(arr[k-1]);
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
String str = sc.nextLine();
for(int i=0;i<str.length();i++) {
System.out.print(str.charAt(i)+" ");
}
}
}
*/
/*
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
String str=sc.next();
for(int i=0;i<str.length();i++) {
System.out.println("'"+str.charAt(i)+"'");
}
}
}
*/
/*
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String s1 = sc.next();
String s2 = sc.next();
String s3 = sc.next();
if (s1.charAt(s1.length() - 1) == s2.charAt(0)&&s2.charAt(s2.length() - 1) == s3.charAt(0)&&s3.charAt(s3.length() - 1) == s1.charAt(0))
{
System.out.println("good");
}
else {
System.out.println("bad");
}
}
}
클래스 : 틀
필드 + 메소드(함수) + 생성자
객체 : 클래스로 찍어낸 것 들..
import java.util.*;
class Person{
//field 필드
int age;
String name;
//메소드
void speak() {
System.out.println(age+" ,hi im "+name+"...");
}
void sleep() {
}
}
public class Main{
public static void main(String[] args) {
Person a = new Person(); //a 객체 생성
Person b = new Person();
a.age=10;
a.name="james";
a.speak();
b.age=30;
b.name = "Mark";
b.speak();
}
}
*/
/*
import java.util.*;
class Circle{
int radius;
String name;
//생성자 - 객체를 생성할때, 필드의 초깃값 설정
public Circle(int radius) {
this.radius=radius;
}
public Circle(int radius, String name) {
this.radius=radius;
this.name=name;
}
public double getArea() {
return 3.14*radius*radius;
}
}
public class Main{
public static void main(String[] args) {
Circle pizza=new Circle(10,"A");
double area =pizza.getArea();
System.out.println(pizza.name+"의 면적은"+area);
Circle donut=new Circle(2);
// donut.radius=2;
// donut.name="B";
// area=donut.getArea();
// System.out.println(donut.name+"의 면적은"+area);
}
}
*/
/*
class Circle {
int radius;
String name;
public Circle() {
radius = 1;
name = "";
}
public Circle(int r, String n) {
radius = r;
name = n;
}
public double getArea() {
return 3.14 * radius * radius;
}
}
class Main {
public static void main(String[] args) {
Circle pizza = new Circle(10, "A");
double area = pizza.getArea();
System.out.println(pizza.name + "의 면적은" + area);
}
}
*/
/*
import java.util.*;
class Song {
String title;
public Song(String title) {
this.title=title;
}
public String gettitle() {
return title;
}
}
public class Main{
public static void main(String[] args) {
Song mysong=new Song("Nessun Dorma");
Song yoursong= new Song("공주는 잠 못 이루고");
System.out.println("네 노래는 "+ mysong.gettitle());
System.out.println("너 노래는 "+yoursong.gettitle());
}
}
*/
import java.util.*;
class Phone {
String name,tel;
public Phone(String name,String tel) {
this.name=name;
this.tel=tel;
}
public String getName() {return name;}
public String gettel() {return tel;}
}