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reverse

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  1. #!/usr/local/bin/zsh
  2. #
  3. # reverses all arguments by a divide-and-conquer method. Not very
  4. # efficient (takes log base 2 of n shells to do it) but kinda fun.
  6. if [[ $# -gt 1 ]]
  7. then
  8. local mid=$[$# / 2]
  9. echo $(reverse ${argv[$mid + 1, -1]}) $(reverse ${argv[1, $mid]})
  10. else
  11. echo ${argv[1]}
  12. fi