class MainClass public struct coordinates public int public static voi

	class MainClass
	{
		public struct coordinates
		{
			public int X,Y;
		}
		public static void Main(string[] args)
		{
			StreamReader sr = new StreamReader("input.txt");
			char[] delimiterChars = { ' ','\t' };
			int n = -1;
			string line;
			coordinates[] c = new coordinates[1000000];
			while ((line = sr.ReadLine())!=null)
			{
				n++;
				c[n].X = Convert.ToInt32(line.Split(delimiterChars)[0]);
				c[n].Y = Convert.ToInt32(line.Split(delimiterChars)[1]);
				Console.WriteLine(line);
			}
		}
	}