Shuffle text lines

Complete a shuffle lines function on the input data. This makes the lines random and can be useful for programming applications. For example, you could want to shuffle the lines of a text file randomly and creat a new file. The file could have several thousands of lines.

• See the example.
• Input data
• This is line one.
• This is line two.
• This is line three.
• This is line four.
• Output:
• This is line two.
• This is line three.
• This is line one.
• This is line four.