JAVA 1주차

1.
FILE name : copyandpast.class public class copyandpast { public static void main(String[] args) { System.out.print("Myfavorite number is"); System.out.println("1+2+3"); } } 2.
1+2+3+4+5를 계산하여 결과를 화면에 보여주는 프로그램을 작성하시오 FILE name : copyandpast.class
public class copyandpast { public static void main(String[] args) { System.out.println(1+2+3+4+5); } }
3. public class copyandpast { public static void main(String[] args) { System.out.println("*************"); System.out.println("* kangwon *"); System.out.print ("*************"); } }
4. import javax.swing.JOptionPane; public class copyandpast { public static void main(String[] args) { JOptionPane.showMessageDialog(null,"Hello,Mary!"); System.exit(0); } } 5.
import javax.swing.JOptionPane; public class copyandpast { public static void main(String[] args) { String name = JOptionPane.showInputDialog("What is your name?"); JOptionPane.showMessageDialog(null,"hello "+name+"!"); //System.out.println("Hello,"+name+"!"); System.exit(0); } } 6.
import javax.swing.JOptionPane; public class copyandpast { public static void main(String[] args) { String name = JOptionPane.showInputDialog("몇월 입니까?"); JOptionPane.showMessageDialog(null,"좋은 "+name+"이군요 반갑습니다. !"); //System.out.println("Hello,"+name+"!"); System.exit(0); } }