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📅  最后修改于: 2022-03-11 14:44:45.598000             🧑  作者: Mango
In [33]: x[0:2,0:2] Out[33]: array([[0, 1], [4, 5]]) In [34]: x[2:,2:] Out[34]: array([[10, 11], [14, 15]])