Question:

Delete excess spaces using regular expressions in JAVA and maintain the order of the text line by line

Comments required for each line of code

text:

early examples of abbreviation in english source so when it

1 the use of latin and neo latin terms in vernaculars has been pan european and predates modern english some examples of initialisms in this class are a am from latin ante meridiem .............. before noon and pm ............ from latin post meridiem after noon b ad from latin anno .............. domini in the year of our lord whose ....... complement in english bc is english sourced 2 ok a term of disputed origin dating ................... back at least to the early 19th century now used around the world 3 ng for no good from 1838 nowadays ................ commonly expanded to nbg no bloody good

Note: The periods represents 2 or more whitespaces...