/*
	for two students name, score

	Joe D. Smith
	99
	Bush Lee
	78

*/

import java.util.Scanner;

class TestInputFull3
{
	public static void main(String[] args)
	{
			Scanner input = new Scanner(System.in);
			String name;
			int score;
			String dummy;

			double avg;

			name = input.nextLine();
			score = input.nextInt();
			dummy = input.nextLine();

			System.out.println(name);

			name = input.nextLine();
			score += input.nextInt();

			System.out.println(name);
			System.out.println("Average is: " + score/2.);

	}
}