fork download
copy 
  1. # terminate after .01 seconds for testing
  2. require 'timeout'
  3. begin;Timeout.timeout(0.01) do
  4.  
  5. # version info
  6. puts RUBY_VERSION
  7. puts RUBY_DESCRIPTION
  8. ENV.each_pair{|k,v|puts "#{k}: #{v}"}
  9.  
  10. # this seems to work without spaces?
  11. f=->s{a,b=s.scan(/\d+/).map &:to_i
  12. 1==s.count(?-)&&$><<?-
  13. $><<a/b<<?.
  14. loop{a=a%b*10
  15. $><<a/b}}
  16.  
  17. # testing
  18. f['17/-19']
  19.  
  20. end;rescue StandardError;end
Success #stdin #stdout 0.04s 8512KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
1.9.3
ruby 1.9.3p194 (2012-04-20 revision 35410) [i486-linux]
TMPDIR: /tmp/oFO1UK
PATH: /usr/local/bin:/usr/bin:/bin
PWD: /home/5WnjGc
LANG: en_US.UTF-8
HOME: /home/5WnjGc
SHLVL: 0
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https://ideone.com/oNl43K
language:
Ruby (ruby 2.5.5)
created:
9 years ago
visibility:
public

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