【简答题】我们有如下代码:import numpy as np; x = np.array([[98, 79, 46],[41, 90, 18],[85, 63, 48],[58, 68, 78]]);rows = np.array([[0,0],[3,3]]); cols = np.array([[0,2],[0,2]]); y = x[rows,cols];print (y) 运行后y的内容是什么?...
【简答题】我们有如下代码:import numpy as np; x = np.array([[86, 2, 50],[67, 51, 50],[49, 22, 34],[83, 54, 42]]);rows = np.array([[0,0],[3,3]]); cols = np.array([[0,2],[0,2]]); y = x[rows,cols];print (y) 运行后y的内容是什么?仅...
【单选题】of the teachers in our school women.
【单选题】______ of the coats ________ made of cotton. They feel comfortable.
【简答题】我们有如下代码:import numpy as np; x = np.array([[4, 99, 23],[41, 47, 43],[56, 32, 49],[4, 36, 79]]);rows = np.array([[0,0],[3,3]]); cols = np.array([[0,2],[0,2]]); y = x[rows,cols];print (y) 运行后y的内容是什么?仅输...
【简答题】我们有如下代码:import numpy as np; x = np.array([[79, 32, 73],[30, 96, 58],[22, 13, 37],[3, 31, 20]]);rows = np.array([[0,0],[3,3]]); cols = np.array([[0,2],[0,2]]); y = x[rows,cols];print (y) 运行后y的内容是什么?仅...
【简答题】我们有如下代码:import numpy as np; x = np.array([[74, 30, 33],[4, 52, 36],[54, 56, 38],[19, 76, 9]]);rows = np.array([[0,0],[3,3]]); cols = np.array([[0,2],[0,2]]); y = x[rows,cols];print (y) 运行后y的内容是什么?仅输...