word-frequency

word-frequency/sol.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+grep -oE "[a-z]+" words.txt | sort -u | xargs -I{} sh -c 'echo {} $(grep -oP "(?<![a-z]){}(?![a-z])" words.txt | wc -w)' | sort -nr -t " " -k 2