Numpy
Numpy (19)
Jun's N
2022. 8. 10. 22:03
How to reverse the columns of a 2D array?
# Input
arr = np.arange(9).reshape(3,3)
# Solution
arr[:, ::-1]
# output
array([[2, 1, 0],
[5, 4, 3],
[8, 7, 6]])728x90