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  1. board = {
  2. 	a: [true, true, true, true, false, false, false, false, false, false],
  3. 	b: [false, false, false, false, false, false, true, false, false, false],
  4. 	c: [true, true, false, false, false, false, false, false, false, false],
  5. 	d: [false, false, false, false, true, false, false, false, false, false],
  6. 	e: [true, false, false, false, false, false, true, false, false, true],
  7. 	f: [true, false, true, false, false, false, true, false, false, true],
  8. 	g: [true, false, false, false, false, false, false, false, false, true],
  9. 	h: [false, false, false, false, false, false, false, false, false, false],
  10. 	i: [false, false, false, false, true, false, true, false, false, false],
  11. 	j: [true, true, false, false, true, false, false, false, false, false]
  12. }
  13.  
  14. puts '   1 2 3 4 5 6 7 8 9 10'
  15.  
  16. board.each do |key, row|
  17. 	string = ''
  18. 	row.each do |v|
  19. 		if v
  20. 			string += ' S'
  21. 		else
  22. 			string += ' .'
  23. 		end
  24. 	end
  25.  
  26. 	puts key.to_s + ' ' + string
  27. end
Success #stdin #stdout 0.02s 7460KB
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stdin
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Standard input is empty
stdout
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   1 2 3 4 5 6 7 8 9 10
a  S S S S . . . . . .
b  . . . . . . S . . .
c  S S . . . . . . . .
d  . . . . S . . . . .
e  S . . . . . S . . S
f  S . S . . . S . . S
g  S . . . . . . . . S
h  . . . . . . . . . .
i  . . . . S . S . . .
j  S S . . S . . . . .
https://ideone.com/cM8g57
language:
Ruby (ruby 2.5.5)
created:
10 years ago
visibility:
secret

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