回答編集履歴
1
d
test
CHANGED
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@@ -20,10 +20,10 @@
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-
b = np.apply_along_axis(lambda x: ''.join(x),
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+
b = np.apply_along_axis(lambda x: ''.join(x), 1, a.astype(str)).astype(int)
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print(b)
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-
# array([1
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+
# array([123, 456, 789])
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```
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