回答編集履歴
1
Numpyを使った場合のサンプルを追加
answer
CHANGED
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@@ -10,4 +10,19 @@
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10
10
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total = sum([sum(d) for d in data_range])
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# -> 84
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-
```
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```
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15
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16
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Numpyを使うともう少しシンプルになります。
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```Python
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import numpy as np
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M,N = 6,8
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data = np.reshape(np.arange(M*N), (M, N))
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x0,x1,y0,y1 = 1,3,1,2
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data_range = data[y0:y0+y1, x0:x0+x1]
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total = data_range.sum()
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```
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