using static System.Console;

using System.Collections.Generic;

public class C {

    public static void Main() {

        int[] array = new int[]{1, 2, 3, 4, 5, 6};

        foreach (int item in array) WriteLine(item);

        var lista = new List<int>{1, 2, 3, 4, 5, 6};

        foreach (int item in lista) WriteLine(item);

        var texto = "123456";

        foreach (char item in texto) WriteLine(item);

    }

}