fork download
copy 
  1. arr = (1..10).to_a
  2. result = []
  3. 0.upto(10) do |i|
  4. 	tmp = arr.combination(i).to_a
  5. 	tmp.map! { |e| e.sort }
  6. 	result += tmp
  7. end
  8. result.sort_by! { |e| [e.length, e] }
  9. # Numeracja tablicy od 0 - szukamy więc elementu o indeksie 899
  10. puts result[899]
Success #stdin #stdout 0s 28352KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
1
2
5
6
7
8
10
https://ideone.com/dG5OCi
language:
Ruby (ruby 2.5.5)
created:
5 years ago
visibility:
public

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!