• 2022-06-26
    如果 frame = [[1,2,3],[4,5,6],[7,8,9]],则rgb = frame[::-1]的值是:
    A: [[7, 8, 9]]
    B: [[1,2,3],[4,5,6],[7,8,9]]
    C: [[7, 8, 9], [4, 5, 6], [1, 2, 3]]
    D: [[1, 2, 3], [4, 5, 6]]