回答編集履歴
1
補足
answer
CHANGED
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@@ -4,5 +4,6 @@
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4
4
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ab = {'a': a, 'b':b}
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5
5
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6
6
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x=input()
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7
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+
if x in ab.keys():
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7
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-
print(ab[x][0])
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8
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+
print(ab[x][0])
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8
9
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```
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