for loop spacing

wordle

@@ -24,8 +24,8 @@ function reveal_row() {
   echo -en "${SAVE}"
   echo -en "${HIDE_CURSOR}"
   # Must increment by 1 Row as 0 == 1 for escape code
-  declare RNUM=$(( $1+1+$BORDER ))
+  declare RNUM=$(( $1+1+BORDER ))
-  declare OFFSET='3' ; [[ "${BORDER}" == 0 ]] && OFFSET=0
+  declare OFFSET=$(( BORDER * 3 ))
 
   echo -en "\e[${RNUM};${OFFSET}H"
   for (( C=0; C<WIDTH; C++ )); do
@@ -43,7 +43,7 @@ function check_guess() {
   declare green_count=0
   declare chars=""
 
-  for ((i=0; i<WIDTH; i++)); do
+  for (( i=0; i<WIDTH; i++ )); do
     [[ "${_answer:i:1}" != "${_guess:i:1}" ]] && chars+=${_answer:i:1}
   done
 
@@ -53,7 +53,7 @@ function check_guess() {
     declare _char=${_guess:$c:1}
 
     if [[ "${_char}" == "${_answer:$c:1}" ]]; then
-      green_count=$((green_count+1))
+      green_count=$(( green_count+1 ))
       BOARD[$_row,$c]="${BOLD}${LETTER}${GREEN} ${_char} "
       [[ $green_count == 5 ]] && return 5
       continue
@@ -102,7 +102,7 @@ function retrive_guess() {
 
 function select_random_word() {
   IFS=' ' read -r -a answers <<< "${POSSIBLE_ANSWERS}"
-  declare -r random_index=$((RANDOM % ${#answers[@]}))
+  declare -r random_index=$(( RANDOM % ${#answers[@]} ))
   echo "${answers[random_index]^^}"
 }
 
@@ -146,7 +146,7 @@ function set_options() {
         validate_guess "${ANSWER}"
         if [[ $? == 1 ]]; then
           echo "Not a valid word"
-          exit $?
+          exit 1
         fi
         ;;
       h)
@@ -179,8 +179,8 @@ function main() {
     reveal_row "${row}"
     [[ $win == 5 ]] && echo -e "\n${CLEAR_LINE}YOU WIN" && exit 0
   done
-  IFS=
+
-  result="${ANSWER//?/ & }"
+  result="${ANSWER//?/& }"
   result=${result%}
   echo -e "\n${CLEAR_LINE}YOU LOSE\n${result} ${RESET}" && exit 0
 }