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import java.util.*; import java.io.*; class WebDB { private String name; privateString id; privateString pw; //이름 관련 public WebDB(){ } public WebDB(String a){ this.name=a; } public WebDB(String a,String b){ this.name=a; this.id=b; } public WebDB(String a,String b,String c){ this.name=a; this.id=b; this.pw=c; } void setName(String a) { name=a; } String getName(String a) { setName(a); return name;..

class StaticTest { static int a =10; int b=20; } class StaticTest01 { public static void main(String [] args) { System.out.println(StaticTest.a); StaticTest s1 =new StaticTest(); StaticTest s2= new StaticTest(); System.out.println(s1.a+" "+s2.a); System.out.println(s1.b+" "+s2.b); s1.a=100; System.out.println(s1.a); System.out.println(s2.a); s1.b=200; System.out.println(s1.b); System.out.println..

import java.util.*; class Calc { public int a,b; public Calc(int a,int b){ this.a=a; this.b=b; } public void option(String opt) { if (opt.equals("+")) { this.plus(); } else if (opt.equals("-")) { this.minus(); } else if (opt.equals("/")) { this.nanum(); } else if (opt.equals("*")) { this.gob(); } else { } } public void plus() { System.out.printf("더한 결과 :%d\n",this.a+this.b); } public void minus(..

using System; using System.Collections.Generic; using System.Text; namespace ConsoleApplication1 { class Calc { public int a, b; public Calc(int a, int b) { this.a = a; this.b = b; } public void option(String opt) { if (opt=="+") { this.plus(); } else if (opt=="-") { this.minus(); } else if (opt=="/") { this.nanum(); } else if (opt=="*") { this.gob(); } else { } } public void plus() { System.Con..

import java.util.*; import java.io.*; class WebDB { private String name; privateString id; privateString pw; //이름 관련 public WebDB(){ } public WebDB(String a){ this.name=a; } public WebDB(String a,String b){ this.name=a; this.id=b; } public WebDB(String a,String b,String c){ this.name=a; this.id=b; this.pw=c; } void setName(String a) { name=a; } String getName(String a) { setName(a); return name;..

import java.util.*; class Members{ public static void main(String [] arg){ Scanner scan=new Scanner("김 2 3 4 5"); //공백별로 짤라서 저장하고 있음 while(scan.hasNext())//다음 내용이 있는 동안 루프 { System.out.println(scan.next()); // 이때는 아무거나 다 받음 nextInt 는 인트형만 } scan =new Scanner(System.in); int a =scan.nextInt();//이건 인트형 System.out.println(a); String b=scan.next(); System.out.println(b); } }

class WebDB { private String name; privateString id; privateString pw; //이름 관련 public WebDB(){ } public WebDB(String a){ this.name=a; } public WebDB(String a,String b){ this.name=a; this.id=b; } public WebDB(String a,String b,String c){ this.name=a; this.id=b; this.pw=c; } void setName(String a) { name=a; } String getName(String a) { setName(a); return name; } //아이디 관련 void setID(String a) { id=..

using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace ConsoleApplication1 { class CirTest { private double r; double temp; public CirTest(double a) { this.r = a; } public double setR(double a) { r = a; return r; } public double rCal() { temp = r * 6.28; return temp; } public double r2Cal() { temp = r * r * 3.14; return temp; } } class Circle { public sta..

class CirTest { private double r; double temp; CirTest(double a){ this.r=a; } public double setR(double a) { r=a; return r; } public double rCal() { temp=r*6.28; return temp; } public double r2Cal() { temp=r*r*3.14; return temp; } } class Circle { public static void main(String[] args) { CirTest jh=new CirTest(10); System.out.println("넓이는"+jh.r2Cal()); System.out.println("원주는"+jh.rCal()); } }

using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace ConsoleApplication1 { class WebDB { private String name; private String id; private String pw; //이름 관련 public WebDB() { } public WebDB(String a) { this.name = a; } public WebDB(String a, String b) { this.name = a; this.id = b; } public WebDB(String a, String b, String c) { this.name = a; this.id = b; ..