Changed CP for windows
Added to calculate with new lines separting numbers
Added that string can contain newline and comma
Added contains function
Added different delimiter test
Works for different delimiter
Added test for different delimiters with comma and new line
Added test for negative number exception
Removed the containing function
Works now only for numbers smaller than 1001
Added a test delimiters of any length
Works for delimiters of any length
Created a delimiters function
Created test for multiple delimeters
Works for two different delimiters
Multiple delimiter now works for more than two