Write a C# program to find factorial of a number

How to Write a C# program to find factorial of a number.

What is Factorial Number?

A factorial number is multiplication of all the smaller and equal numbers of N. where N is a positive number.

Example: Find a factorial of 5.

Output: 5! = 5*4*3*2*1 = 120

C# program to find the fatcorial number.

using System;
 
namespace CSharpProgram
{
    class Program
    {
        static void Main(string[] args)
        {
            int i, fact = 1, n;
            Console.Write("Enter number to find the factorial: ");
            n = int.Parse(Console.ReadLine());
            for (i = 1; i <= n; i++)
            {
                fact = fact * i;
            }
            Console.Write("Factorial of " + n + " is: " + fact);
            Console.ReadLine();
        }
        
    }
}
 

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