First batch of extra files

eps/hpr2669/hpr2669_bash12_ex3.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+#
+# Demonstrate a more complex regular expression to detect matching words in
+# a file (one per line)
+#
+
+re='\<.{4,}[tl]ing\>'
+
+while read -r line; do
+    if [[ $line =~ $re ]]; then
+        echo "$line"
+    fi
+done < <(shuf -n 100 /usr/share/dict/words)