import java.util.regex.*;
import java.util.*;
import java.lang.*;
import java.io.*;
 
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String inputStr = "Hi, Your Mobile no. is: 9876499321. Also, +919876499321 or 919876499321 or 09-876499321.";
		String myregex = "(?<!\\d)\\d{10,14}(?!\\d)";
		Pattern pattern = Pattern.compile(myregex);
		Matcher matcher = pattern.matcher(inputStr.replace("-", ""));
 
		while(matcher.find()) {
		    System.out.println(matcher.group());
		}
	}
}

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