Mavzu: C# tilining asosiy operatorlari. Satr va fayl ustida amallar

Switch operatori

• {
• Console.Write("Oy nomini kiriting=");
• string oy = Console.ReadLine();
• switch (oy)
• {
• case "Dekabr": Console.WriteLine("Qish 1-oy"); break;
• case "Yanvar": Console.WriteLine("Qish 2-oy"); break;
• case "Fevral": Console.WriteLine("Qish 3-oy"); break;
• case "Mart": Console.WriteLine("Bahor 4-oy"); break;
• case "Aprel": Console.WriteLine("Bahor 5-oy"); break;
• case "May": Console.WriteLine("Bahor 6-oy"); break;
• case "Iyun": Console.WriteLine("Yoz 7-oy"); break;
• case "Iyul": Console.WriteLine("Yoz 8-oy"); break;
• case "Avgust": Console.WriteLine("Yoz 9-oy"); break;

• case "Sentabr": Console.WriteLine("Kuz 10-oy"); break;
• case "Oktabr": Console.WriteLine("Kuz 11-oy"); break;
• case "Noaybr": Console.WriteLine("Kuz 12-oy"); break;
• default:
• Console.WriteLine("bunday oy nomi yo'q");
• break;
• }
• Console.ReadKey();
• }

100 gacha bo’lgan sonlar ichidan oxirgi raqami 1,3,5,7,9 bo’lgan sonlarni chiqarish

• {
• int i;
• Console.Write("1 dan 10 gacha toq sonlardan birini kiriting=");
• int a = int.Parse(Console.ReadLine());
• switch (a)
• {
• case 1:
• for (i = 1; i < 100; i++)
• if (i % 10 == 1)
• Console.WriteLine(i);
• break;
• case 3:
• for (i = 1; i < 100; i++)
• if (i % 10 == 3)
• Console.WriteLine(i);
• break;

• case 5:
• for (i = 1; i < 100; i++)
• if (i % 10 == 5)
• Console.WriteLine(i);
• break;
• case 7:
• for (i = 1; i < 100; i++)
• if (i % 10 == 7)
• Console.WriteLine(i);
• break;
• case 9:
• for (i = 1; i < 100; i++)
• if (i % 10 == 9)
• Console.WriteLine(i);
• break; default:
• Console.WriteLine("Son oraliqda emas"); break;
• }
• Console.ReadKey(); }