回答編集履歴
1
test
CHANGED
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@@ -16,7 +16,7 @@
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16
16
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df = pd.read_csv(io.StringIO(csv_data))
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17
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18
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#
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19
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-
df['C'] = df[
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19
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+
df['C'] = df['A'] * df['B']
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20
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print(df)
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```
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22
22
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| A | B | C |
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