回答編集履歴
1
脱字
answer
CHANGED
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@@ -14,7 +14,7 @@
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14
14
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15
15
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実行結果
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16
16
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```
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17
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-
ruby x.rb
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17
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+
$ ruby x.rb
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18
18
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[[5, 6, 7], [7, 8, 9], [9, 10, 11], [10, 11, 12]]
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19
19
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[[5, 6, 7], [7, 8, 9], [9, 10, 11], [10, 11, 12]]
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20
20
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[[5, 6, 7], [7, 8, 9], [9, 10, 11], [10, 11, 12]]
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