回答編集履歴
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コード追加
test
CHANGED
@@ -17,3 +17,97 @@
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根本的な解決策ではなくなりますが、teratailにあげた、質問者様のコードを再度コピーして
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coloud9に新たに別名で作って実行してみてはいかがでしょう。
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追記:
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こちらのコードを試してみてください。
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#配列のなかに3文字以上の数字が入っている時、三番目に大きい数字を返すメソッドを作れ。
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```
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def third_greatest(nums)
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first = nil
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second = nil
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third = nil
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idx = 0
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while idx < nums.length
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value = nums[idx]
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if first == nil || value > first then
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third = second
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second = first
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first = value
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elsif second == nil || value > second then
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third = second
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second = value
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elsif third == nil || value > third then
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third = value
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end
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idx += 1
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end
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return third
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end
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# These are tests to check that your code is working. After writing
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# your solution, they should all print true.
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puts(
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'third_greatest([5, 3, 7]) == 3: ' +
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(third_greatest([5, 3, 7]) == 3).to_s
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)
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puts(
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'third_greatest([5, 3, 7, 4]) == 4: ' +
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(third_greatest([5, 3, 7, 4]) == 4).to_s
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)
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puts(
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'third_greatest([2, 3, 7, 4]) == 3: ' +
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(third_greatest([2, 3, 7, 4]) == 3).to_s
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)
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```
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