回答編集履歴
1
Update
test
CHANGED
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@@ -4,7 +4,7 @@
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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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7
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-
S.each_with_index.map{|r, i|
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7
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+
num_sum = S.each_with_index.map{|r, i|
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8
8
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9
9
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r.each_with_index.map{|c, j|
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10
10
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@@ -14,4 +14,10 @@
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14
14
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15
15
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}.reduce(:+).sum
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16
16
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17
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+
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18
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+
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19
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+
p num_sum
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20
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+
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21
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+
#=> 29
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22
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+
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17
23
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```
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