1-) C# - 0 ile 50 arasında 10-30 u yazar break kullanarak

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

using System.Windows.Forms.VisualStyles;

namespace ODEV6

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            for (int i = 0; i < 50; i++)

            {

                if (i >= 10)

                {

                    Console.WriteLine(i);

                }

                if (i == 30)

                {

                    break;

                }

            }

        }

    }

}