/* package whatever; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ class Ideone { public static void main (String[] args) throws java.lang.Exception { // your code goes here } }
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Introductory Programming | MIT OpenCourseWare | Free Online Course Materials
Ideone.com
http://www.mamiyami.com/document/regex/
