using System;

namespace tsp{

   class Student {

      private string code = "N.A";

      private string name = "not known";

      private int age = 0;

      // Declare a Code property of type string:

      public string Code {

         get {

            return code;

         }

         set {

            code = value;

         }

      }

      // Declare a Name property of type string:

      public string Name {

         get {

            return name;

         }

         set {

            name = value;

         }

      }

      // Declare a Age property of type int:

      public int Age {

         get {

            return age;

         }

         set {

            age = value;

         }

      }

      public override string ToString() {

         return "Code = " + Code +", Name = " + Name + ", Age = " + Age;

      }

   }

   class ExampleDemo {

      public static void Main() {

         // Create a new Student object:

         Student s = new Student();

         // Setting code, name and the age of the student

         s.Code = "001";

         s.Name = "Zara";

         s.Age = 9;

         Console.WriteLine("Student Info: {0}", s);

         //let us increase age

         s.Age += 1;

         Console.WriteLine("Student Info: {0}", s);

         Console.ReadKey();

      }

   }

}