/* 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
	{
		Scanner s = new Scanner(System.in);
		try {
			while (s.hasNextInt()) {
				int a = s.nextInt();
				System.out.println(a);
			}
		} finally {
			s.close();
		}
		System.out.println("Hello World!");
	}
}

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MQoyCjMKNAo=

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