回答編集履歴
2
一部修正
answer
CHANGED
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@@ -13,7 +13,8 @@
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13
13
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14
14
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15
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私だと {"smart_video" => 142, "samart_audio" => 256} としたいところですが、、、
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16
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-
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16
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+
```
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17
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[
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{imp: 89, format_name: "smart_video"},
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{imp: 53, format_name: "smart_audeo"},
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{imp: 89, format_name: "smart_audeo"},
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@@ -21,5 +22,6 @@
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21
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].inject(Hash.new{|h,k| h[k]=0}){|sum,hash|
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sum[hash[:format_name]] += hash[:imp]
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sum
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24
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-
}
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25
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+
}.
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25
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-
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26
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map{|k,v| { sum_imp: v, format_name: k} }
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27
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+
```
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1
一部修正
answer
CHANGED
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@@ -9,6 +9,9 @@
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9
9
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{imp: 89, format_name: "smart_video"}
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10
10
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{imp: 53, format_name: "smart_video"}
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11
11
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]
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12
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+
ですね？
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13
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+
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14
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+
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12
15
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私だと {"smart_video" => 142, "samart_audio" => 256} としたいところですが、、、
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13
16
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work = [
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14
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{imp: 89, format_name: "smart_video"},
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