FizzBuzz code golf by ruby

FizzBuzz code golf for hiroshima.rb #062

Transcript

1. FizzBuzz code golf
   

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2. first code
   

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3. (1..100).each do |i|
   puts "#{i} "
   if i % 3 == 0
   if i % 5 == 0
   puts 'fizzbuzz'
   next
   else
   puts 'fizz'
   next
   end
   end
   if i % 5 == 0
   puts 'buzz'
   next
   end
   end
   count 207
   

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4. if…else…end -> ? :
   

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5. (1..100).each do |i|
   print "#{i} "
   if i % 3 == 0
   puts i % 5 == 0 ? 'fizzbuzz' : 'fizz'
   next
   end
   puts i % 5 == 0 ? 'buzz' : nil
   end
   count 148
   

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6. nest conditional operator
   

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7. (1..100).each do |i|
   print "#{i} "
   puts i % 3 == 0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : nil
   end
   count 122
   

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8. do…end -> {…}
   

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9. (1..100).each { |i|
   print "#{i} "
   puts i % 3 == 0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : nil
   }
   count 119
   

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10. join lines
    

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11. (1..100).each { |i| print "#{i} ";puts i % 3 == 0 ? i %
    5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : nil }
    count 115
    

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12. nil -> ''
    

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13. (1..100).each { |i| print "#{i} “;
    puts i % 3 == 0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : '' }
    count 114
    

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14. into string
    

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15. (1..100).each { |i| puts "#{i} #{'fizz' if i % 3 == 0}#{'buzz' if i % 5 == 0}" }
    count 81
    

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16. (1..100).each -> Integer#upto
    

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17. 1.upto(100) { |i| puts "#{i} #{'fizz' if i % 3 == 0}#{'buzz' if i % 5 == 0}" }
    count 79
    

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18. i == 0 -> i < 1
    

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19. 1.upto(100) { |i| puts "#{i} #{'fizz' if i % 3 < 1}#{'buzz' if i % 5 < 1}" }
    count 77
    

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20. delete whitespace
    

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21. 1.upto(100){|i|puts"#{i} #{'fizz'if i%3<1}#{'buzz'if i%5<1}"}
    count 62
    

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