using System;
using System.Collections.Generic;
using System.Linq;

namespace CommonElements
{
	class CommonElements
	{
		static void Main()
		{
			string[] array1 = Console.ReadLine().Split();
			string[] array2 = Console.ReadLine().Split();

			foreach (var a2 in array2)
			{
				foreach (var a1 in array1)
				{
					if (a2 == a1)
					{
						Console.Write($"{a2} ");
					}
				}
			}

		}
	}
}