1 files changed, 4 insertions, 10 deletions
diff --git a/bin/double-strike b/bin/double-strike
index 92e979d..0945542 100755
--- a/bin/double-strike
+++ b/bin/double-strike
@@ -67,15 +67,9 @@ declare -A ds=(
 )
 
 while IFS= read -r line
-do
-	replacement=""
-	for i in $(seq 0 "$((${#line}-1))")
-	do
-		c1=${line:$i:1}
-		if [[ $c1 =~ [0-9a-zA-Z] ]]
-		then replacement+=${ds[$c1]}
-		else replacement+=$c1
-		fi
+do	for i in $(seq 0 "$((${#line}-1))")
+	do	c=${line:$i:1}
+		printf '%s' "${ds[$c]:-$c}"
 	done
-	echo "$replacement"
+	echo
 done