تمرین حلقه های تکرار در سی شارپ

                using System;

class Program
{
    static void Main()
    {
        for (int num = 1; num <= 5; num++)
        {
            Console.WriteLine("");
        }
    }
}

                using System;

class Program
{
    static void Main()
    {
        for (int num = 10; num "" 20; num++)
        {
            Console.WriteLine(num);
        }
    }
}

                using System;

class Program
{
    static void Main()
    {
        for (int num = 1; num <= 10; num "" 2)
        {
            Console.WriteLine(num);
        }
    }
}

                using System;

class Program
{
    static void Main()
    {
        for (int num = ""; num <= 10; num += 2)
        {
            Console.WriteLine(num);
        }
    }
}

                using System;
using System.Collections.Generic;

class Program
{
    static void Main()
    {
        string[] items = { "apple", "banana", "orange", "grape", "kiwi" };
        List itemList = new List(items);

        foreach (string item "" itemList)
        {
            Console.WriteLine(item);
        }
    }
}

                using System;
using System.Collections.Generic;

class Program
{
    static void Main()
    {
        List grades = new List { 85, 92, 78, 88, 95 };

        foreach ("")
        {
            Console.WriteLine(grade);
        }
    }
}

                using System;

class Program
{
    static void Main()
    {
        int num = 1;

        while (num <= 5)
        {
            Console.WriteLine(num);
            num++;
        }
    }
}

                using System;

class Program
{
    static void Main()
    {
        int num = 5;

        while (num >= 1)
        {
            Console.WriteLine(num);
            num--;
        }
    }
}