[BSA-00] (ArndtED) Adds solution to 3

bash-scripting/solution3

 #!/bin/bash
+#Assignment 3: Create a script to capitalize given file names if they are present in the present working directory
 
 PARENT_PATH=$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P })
 
-for givenName in cat $1
+[[ -z $1 ]] && echo "No input arguments provided" && exit 1
+
+for givenName in "$@"
 do
-	#for fileName in $PARENT_PATH
-	#do
-#		echo "I am working"
-#		if [[ $givenName == $fileName ]]; then
-#			echo "${fileName^^}"
-#		fi
-#	done
+if [[ -f $givenName ]]
+then
+	echo ${givenName^^}
+else
+	echo "No file by name $givenName exists in this directory."
+fi
 done