freq

Counts [a-zA-Z]+ words in input and outputs frequency.

Uses Scala 2.13.x, Cats-Effect and FS2 streams for processing.

Running CLI

1. Run SBT:

   $> sbt

2. From SBT console run app to get CLI help:

   freq(master)> run --help

3. From SBT console:

   freq(master)> run pg.txt out.txt