import java.io.File;
import java.util.Scanner;

public class Program {

	public static void main(String[] args) {


		File f = new File("Cookie.txt");

		try {
		Scanner sc = new Scanner(f);
		while (sc.hasNextLine()) {
			String fortune = sc.nextLine();
			if(fortune.charAt(fortune.length()-1)== '.')
				System.out.println (fortune);
			else
				System.out.println(fortune + ".");
		}
		}
		catch(Exception e) {
		System.out.println (":");
	 }

   }

}