using System;

class Program
{
	static void Main()
	{
            long x;
            long y;

            string? s = Console.ReadLine();
            string? s2 = Console.ReadLine();

            if (s == null) { return; }
            if (s2 == null) { return; }

            if(!long.TryParse(s, out x)) { return; };
            if(!long.TryParse(s2, out y)) { return; };

            if (x == y)
            {
                Console.WriteLine("Yes");
            }
            else
            {
                Console.WriteLine("No");
            }
	}
}