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  1. nums = []
  2.  
  3. 5.times do |i|
  4. 	nums[i] = 20+Random.rand(11)
  5. end
  6.  
  7. sorted = false
  8. while sorted == false
  9.  
  10. 	sorted = true
  11. 	nums[1..-1].each do |i|
  12. 		if nums[i] > nums[i-1]
  13. 			sorted = false
  14. 			break
  15. 		end
  16. 	end
  17.  
  18. 	if sorted == false
  19. 		first_i = Random.rand(nums.length)
  20. 		second_i = first_i
  21.  
  22. 		while first_i == second_i
  23. 			second_i = Random.rand(nums.length)
  24. 		end
  25.  
  26. 		tmp = num[first_i]
  27. 		num[first_i] = num[second_i]
  28. 		num[second_i] = tmp
  29. 	end
  30.  
  31. end
Runtime error #stdin #stdout 0s 4760KB
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https://ideone.com/4lxxn
language:
Ruby (ruby 2.5.5)
created:
14 years ago
visibility:
public

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