import java.util.*;
import java.util.regex.*;
import java.lang.*;
import java.io.*;
 
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String lines[]  = {"RAKESH1.Roshan@infy.co.in", "John1.Roshan@infy.co.in"};
	    for(String line : lines)
	    {
	        System.out.println(line + ": " + line.matches("(?=\\p{Alnum}*\\p{Upper})(?=\\p{Alnum}*[0-9])(?=\\p{Alnum}*\\p{Lower})\\p{Alnum}*[.]\\p{Alnum}+@\\p{Alpha}{3,8}[.]co(m|[.]in)"));
	    }
	}
}

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