package?com.hjj.roundzheng.test;
import?javax.swing.JOptionPane;
public?class?LeapYear?{

	public?static?String?isLeapYear（int?year）?
	{?
		String?result?=?null;
	
	if（year<1582）{
		result=“輸入數值非法!“;
	}
	else?if（year%4==0&&year%100!=0||year%4==0&&year%400==0）?{
		result=“This?number?is?leapYear!“;
		
		}
	else{
		result=“This?number?is?not?a?leapYear!“;
		
	}
	return?result;?	
	}
	public?static?void?main（String[]?args）?{
		String?numStrresult;
		int?num=0?again=0;
		do{
			numStr=JOptionPane.showInputDialog（“Enter?a?integer“）;
			num=Integer.parseInt（numStr）;
			String?message=?isLeapYear（num）;
			JOptionPane.showMessageDialog（null?message）;
			again=JOptionPane.showConfirmDialog（null?“Do?another?“）;
		}
		while（again?==?JOptionPane.YES_OPTION）;
	}
	
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????808??2009-12-13?08:47??java答案\5.1LeapYear.java

?????文件???????1174??2009-11-16?20:40??java答案\5.8.?NuberGame.java

?????文件???????2811??2009-11-23?20:47??java答案\Course.txt

?????文件????????683??2009-12-13?08:45??java答案\Dog.java

?????文件???????1307??2009-11-23?19:26??java答案\java?account.txt

?????文件???????6148??2004-08-11?15:32??java答案\練習題\.DS_Store

?????文件?????221696??2004-07-14?17:47??java答案\練習題\IMSolutionsc01.doc

?????文件?????135168??2004-07-14?17:47??java答案\練習題\IMSolutionsc02.doc

?????文件??????94720??2004-07-14?17:46??java答案\練習題\IMSolutionsc03.doc

?????文件?????117248??2004-07-14?17:46??java答案\練習題\IMSolutionsc04.doc

?????文件?????167936??2004-08-05?14:48??java答案\練習題\IMSolutionsc05.doc

?????文件?????214016??2004-08-05?15:08??java答案\練習題\IMSolutionsc06.doc

?????文件?????166400??2004-08-05?15:26??java答案\練習題\IMSolutionsc07.doc

?????文件?????130560??2004-08-05?15:32??java答案\練習題\IMSolutionsc08.doc

?????文件?????135680??2004-08-05?15:58??java答案\練習題\IMSolutionsc09.doc

?????文件?????156672??2004-08-05?16:15??java答案\練習題\IMSolutionsc10.doc

?????文件?????120832??2004-08-05?16:02??java答案\練習題\IMSolutionsc11.doc

?????文件??????95744??2004-08-05?16:05??java答案\練習題\IMSolutionsc12.doc

?????文件??????20480??2004-10-09?15:53??java答案\編程項目題\Programming?Solutions\notes.doc

?????文件????????563??2004-10-09?15:10??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Diamond.class

?????文件????????835??2002-07-19?11:49??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Diamond.java

?????文件????????619??2004-10-09?15:10??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Info.class

?????文件????????784??2002-06-26?21:53??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Info.java

?????文件????????821??2004-10-09?15:10??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Initials.class

?????文件???????1185??2002-07-19?11:48??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Initials.java

?????文件????????719??2004-10-09?15:10??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Knowledge.class

?????文件???????1154??2002-07-19?11:48??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Knowledge.java

?????文件????????329??2005-11-18?08:23??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\README1.txt

?????文件????????424??2004-10-09?15:10??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\test.class

?????文件????????538??2002-06-26?21:45??java答案\編程項目題\Programming?Solutions\ProgProjSol_ch1\Test.java

............此處省略821個文件信息