java正则表达式解法

[java]代码库

import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner cin = new Scanner(System.in);
		while (cin.hasNext()) {
			String str = cin.next();
			if(str.equals("end"))
				break;
			Pattern p1 = Pattern.compile("[aeiou]{3}|[^aeiou]{3}");
			Pattern p2 = Pattern.compile("([a-df-np-z])\\1");
			Pattern p3 = Pattern.compile("[aeiou]+");
			Matcher m = p1.matcher(str);
			boolean flag = false;
			if(!m.find())
			{
				m = p2.matcher(str);
				if(!m.find())
				{
					m = p3.matcher(str);
					if(m.find())
						flag = true;
				}
			}
			if(flag)
				System.out.println("<"+str+"> is acceptable.");
			else
				System.out.println("<"+str+"> is not acceptable.");
		}
		cin.close();
	}
}//源代码片段来自云代码http://yuncode.net