回答編集履歴
1
endが一つ多い。
answer
CHANGED
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@@ -4,16 +4,15 @@
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4
4
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5
5
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```ruby
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6
6
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str = "Now I need a drink, alcoholic of course, after the heavy lectures involving quantum mechanics."
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7
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-
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7
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+
def cipher(input)
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8
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-
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8
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ret = ""
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9
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-
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9
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+
input.each_char do |char|
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10
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-
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10
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if char == char.downcase
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11
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-
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11
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+
ret += chr(219-ord(char))
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12
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-
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12
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else
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13
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-
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13
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ret += char
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14
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-
end
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15
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-
end
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16
14
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end
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15
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+
end
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17
16
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end
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18
17
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19
18
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str = cipher(str)
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