Determine if a string has all unique characters: Difference between revisions

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@@ Line 2,366: / Line 2,366: @@
 def hex:
   def stream:
-    recurse(if . > 0 then ./16|floor else empty end) | . % 16 ;
+    recurse(if . >= 16 then ./16|floor else empty end) | . % 16 ;
   if type=="string" then explode[0] else . end
-  | if . == 0 then "0"
+  | [stream] | reverse
-    else [stream] | reverse | .[1:]
+  |  map(if . < 10 then 48 + . else . + 87 end) | implode ;
-    |  map(if . < 10 then 48 + . else . + 87 end) | implode
-    end;
 def lpad($len): tostring | " " * ($len - width) + .;