回答編集履歴
1
mapでよかった
test
CHANGED
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@@ -20,7 +20,23 @@
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# zip
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# zip + map
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```swift
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let standardRankData2 = zip(standardRankDataScore, standardRankDataLevel).map {($0, $1)}
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print(standardRankData2)
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//=> [(888, "Lv.88"), (999, "Lv.99"), (99, "Lv.50"), (50, "Lv.49"), (50, "Lv.30")]
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```
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# zip + reduce
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