using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var numbers2 = new List<double>() { 2, 3, 9, 7 };

        var dac = new double[2];

        for (int i = 0; i < 2; i++)

        {

            dac[i] = Math.Min(numbers2[i * 2], numbers2[i * 2 + 1]);

        }

        Console.WriteLine(dac[0]);

        Console.WriteLine(dac[1]);

    }

}