bobi1

using System;
using System.Text;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Enter Students count");
            int students = int.Parse(Console.ReadLine());
            StringBuilder strings = new StringBuilder();

            if (students <= 0)
            {
                Console.WriteLine("Students count is not be empty");
                return;
            }

            for (int i = 1; i < students+1; i++)
            {
                Console.WriteLine($@"Add student {i} mark ");
                int mark = int.Parse(Console.ReadLine());
                strings.AppendLine($@"Student {i} received a mark of {mark}!");
            }
            Console.WriteLine($@"We have {students} students in this class");
            Console.WriteLine(strings);

        }
    }
}