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  1. (setq mazeList '(A A A B B B C C C))
  2. (print mazeList)
  3. (nsubstitute 'F 'a mazeList)
  4. (nsubstitute 'L 'b mazeList)
  5. (nsubstitute 'R 'c mazeList)
  6. (print mazeList)
  7.  
Success #stdin #stdout 0.02s 10592KB
stdin
Standard input is empty
stdout
(A A A B B B C C C) 
(F F F L L L R R R)