Change level representation to use only ascii characters by default

arc.6.md

@@ -36,7 +36,7 @@ Default keys:
 : Characters to display for each game object, needs to have length 15. (default: " λ$⊕⭍#/\-|+<>^v").
 
 `-f,--fchars` *string*
-: Characters to represent each game object in the levels file, needs to have length 15. (default: " λ$⊕⭍#/\-|+<>^v").
+: Characters to represent each game object in the levels file, needs to have length 15. (default: " @$o⭍#/\-|+<>^v").
 
 `-s,--start` *N*
 : Start directly at level number *N*. (default: 1).

arc.bqn

@@ -20,7 +20,7 @@ opts←{
   }⍟∨´"-h"‿"--help"∊a
 
   chars ⇐ ⊢_optl_" λ$⊕⭍#/\-|+<>^v" "-c"‿"--chars"
-  fchars⇐ ⊢_optl_" λ$⊕⭍#/\-|+<>^v" "-f"‿"--fchars"
+  fchars⇐ ⊢_optl_" @$o⭍#/\-|+<>^v" "-f"‿"--fchars"
   levels⇐ ⊢_optl_"levels"          "-l"‿"--levels"
   n⇐{1⌈•BQN⎊{𝕊: •Out "Invalid starting level number" ⋄ •Exit 1} 𝕩}_optl_ 1 "-s"‿"--start"
 }

levels

@@ -1,40 +1,40 @@
 ##############
 #            #
-#   ######⊕  #
+#   ######o  #
 #            #
 #            #
 #  >   /     #
-#  #   λ     #
+#  #   @     #
 ##############
 
 ##############
 #            #
 #  >  /      #
-#      λ     #
+#      @     #
 #            #
-#  ⊕  \      #
+#  o  \      #
 #            #
 ##############
 
 ###############
-# #       ⊕   #
+# #       o   #
 # v    / #### #
 #  #/  # \    #
 #  #   ##     #
-#  #\  λ  /   #
+#  #\  @  /   #
 #   #### ## / #
 #       \     #
 ###############
 
 ##########################
 #                        #
-#            /  λ   < /  #
+#            /  @   < /  #
 #                     \  #
 #     #                  #
 #  \ ####      ##        #
 # ### ## ##   #   #      #
 #         #   #  ## #    #
 #          ##       #    #
-#            #    ##⊕    #
+#            #    ##o    #
 ##                       #
 ##########################