回答編集履歴
2
コード修正
answer
CHANGED
|
@@ -3,7 +3,7 @@
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|
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3
3
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def A(a):
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4
4
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for f in [B,C,D]:
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5
5
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a = f(a)
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6
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-
if a is
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6
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+
if a is None:
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7
7
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break
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8
8
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return a
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9
9
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```
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1
コード修正
answer
CHANGED
|
@@ -3,7 +3,7 @@
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|
|
3
3
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def A(a):
|
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4
4
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for f in [B,C,D]:
|
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5
5
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a = f(a)
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6
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-
if not
|
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6
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+
if a is not None:
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7
7
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break
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8
8
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return a
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|
9
9
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```
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