fixing syntax

prettyPrintSnippet.sh

@@ -3,7 +3,7 @@ function prettyPrint {
 	str=$1
 	strarr=()
 	for (( i=0; i<${#str}; i++ )); do
-		strarr+=(`printf '%d\n' "'${str:$i:1}"`)
+		strarr+=($(printf '%d\n' "'${str:$i:1}"))
 	done
 	for ((i=0;i<$height;i++)) do
 		for j in "${strarr[@]}"; do