w3resource
C# Sharp Programming Exercises

C# Sharp Basic Algorithm Exercises: Create a new string which is 4 copies of the 2 front characters of a given string


C# Sharp Basic Algorithm: Exercise-8 with Solution

Write a C# Sharp program to create a new string which is 4 copies of the 2 front characters of a given string.If the given string length is less than 2 return the original string.

Pictorial Presentation:

C# Sharp: Basic Algorithm Exercises - Create a new string which is 4 copies of the 2 front characters of a given string

Sample Solution:

C# Sharp Code:

using System;
namespace exercises
{
  class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine(test("C Sharp"));
            Console.WriteLine(test("JS"));
            Console.WriteLine(test("a"));
            Console.ReadLine();
        }
        public static string test(string str)
        {
            return str.Length < 2 ? str : str.Substring(0, 2) + str.Substring(0, 2) + str.Substring(0, 2)  + str.Substring(0, 2);
        }
    }
}

Sample Output:

C C C C 
JSJSJSJS
a

Flowchart:

C# Sharp: Flowchart: Create a new string which is 4 copies of the 2 front characters of a given string

C# Sharp Code Editor:

Improve this sample solution and post your code through Disqus

Previous: Write a C# Sharp program to exchange the first and last characters in a given string and return the new string.
Next: Write a C# Sharp program to create  a new string with the last char added at the front and back of a given string of length 1 or more.

What is the difficulty level of this exercise?



New Content: Composer: Dependency manager for PHP, R Programming