C# "Hello, World!" Program

A "Hello, World!" program is usually the first program written by people who are beginners in writing codes. It is a very simple program which displays the message "Hello, World!". It is probably the simplest program to illustrate a few basic syntaxes of a programming language. This article covers the C# program to print "Hello World!".

Page content(s):

1. Algorithm

2. Pseudocode

3. Time Complexity

4. Program & Output

Additional content(s):

1. Flowchart

1. Algorithm for "Hello, World!"

1. Print "Hello, World!"

2. Pseudocode for "Hello, World!"

1. Procedure print():

2. Print "Hello, World!"

3. End Procedure

3. Time complexity for "Hello, World!"

Time Complexity: O(1)

4. C# Program & output for "Hello, World!"

Code has been copied

using System;
// Declare namespace named "Print"
namespace Print {
    // class named "Program"
    class Program {
        // main method
        static void Main(string[] args) {
            //display hello world
            Console.WriteLine("Hello, World!");
            // wait for user to press any key
            Console.ReadKey();
        }
    }
}

Output

Hello, World!