fork(1) download
copy 
  1. import Data.List
  2.  
  3. p(s)=if any(\x->reverse x==x)$permutations s then"YES"else"NO"
  4.  
  5. main =
  6.   print $ map p [
  7.     "aab",
  8.     "abc",
  9.     "racecar",
  10.     "aaa"
  11.   ]
  12.  
Success #stdin #stdout 0.01s 5392KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
["YES","NO","YES","YES"]
https://ideone.com/nV67QU
language:
Haskell (ghc 8.4.4)
created:
297 days ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!