gistfile1.rb

fortune = 0

max = 1000000

for i in 1..max do
  n = rand(100) + 1
  if (n <= 50) then fortune = fortune - 1
  elsif (n >= 51 && n <= 65) then fortune = fortune + 0
  elsif (n >= 66 && n <= 75) then fortune = fortune + 0.5
  elsif (n >= 76 && n <= 99) then fortune = fortune + 1
  elsif (n == 100) then fortune = fortune + 2
  else puts "#{i}: n:#{n}"
  end
end

puts fortune