Question

How to read an integer from user input in C#

Answer 1

using System;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                Console.Write("Enter a number: ");
                int n = Convert.ToInt32(Console.ReadLine());
                Console.WriteLine("The number is: {0}", n);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }
     }
}

/*
run:
   
Enter a number: 100
The number is: 100
  
*/

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Answer 2

using System;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = Convert.ToInt32(Console.ReadLine());

            Console.WriteLine(n);
        }
    }
}

/*
run:
   
13
13
      
*/

 

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