回答編集履歴
1
endが一つ多い。
test
CHANGED
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@@ -10,25 +10,23 @@
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10
10
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11
11
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str = "Now I need a drink, alcoholic of course, after the heavy lectures involving quantum mechanics."
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12
12
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13
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-
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13
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+
def cipher(input)
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14
14
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15
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-
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15
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+
ret = ""
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16
16
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17
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-
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17
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+
input.each_char do |char|
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18
18
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19
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-
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19
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+
if char == char.downcase
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20
20
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21
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-
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21
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+
ret += chr(219-ord(char))
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22
22
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23
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-
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23
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+
else
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24
24
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25
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-
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25
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+
ret += char
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26
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-
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27
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-
end
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28
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-
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29
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-
end
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30
26
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31
27
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end
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28
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+
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29
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+
end
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32
30
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33
31
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end
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34
32
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