回答編集履歴
1
修正
test
CHANGED
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@@ -6,7 +6,7 @@
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6
6
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7
7
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def divide_array(ary, len)
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8
8
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9
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-
(0...(ary.size + len - 1) / len).map { |x| (len * x..len * x +
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9
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+
(0...(ary.size + len - 1) / len).map { |x| (len * x..len * x + len - 1) }.map { |range| ary[range] }
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10
10
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11
11
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end
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12
12
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