String Builder assignment

Easy$-$Level Exercises

Basic String Construction:

Task: Write a program that creates a StringBuilder object and appends the strings "Hello", $"",$ and "World" to it$.$ Print the final string.

String Concatenation:

Task: Create a method that takes an array of strings and uses StringBuilder to concatenate them into a single string. For example, given the array $["$C#$","$ is$","$ fun!"$],$ the output should be $"$C# is fun!".

String Initialization and Replacement:

Task: Initialize a StringBuilder with the string "I love programming!". Replace the word "love" with "enjoy" using the Replace method. Print the modified string.

Insert and Remove Operations:

Task: Start with a StringBuilder containing the string "HelloWorld". Insert a space between "Hello" and "World", then remove the exclamation mark $"!"$ at the end if it exists.

Repeating Characters:

Task: Write a function that uses StringBuilder to create a string that repeats a character multiple times. For example, generate a string with $10$ asterisks $("**********").$ Solve it using c# step by step with details