scala bigrams exercise

[jowens]

"output a set of all “word1_word2” pairs that occur in sequence in the input string"

I don't like "in sequence". If you use Set, they won't be in sequence. I would remove "in sequence".

Also, I'd give the prototype for the function (makes it easier on new Scala users).

[atalwalkar]

Hi John,

These are good points -- thanks for the feedback!

-Ameet

On Fri, Aug 30, 2013 at 11:59 AM, John Owens [email protected]:

"output a set of all “word1_word2” pairs that occur in sequence in the input string"

I don't like "in sequence". If you use Set, they won't be in sequence. I would remove "in sequence".

Also, I'd give the prototype for the function (makes it easier on new Scala users).

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