这是我的两个清单;
k = [[1, 2], [4], [5, 6, 2], [1, 2], [3], [4], [5,9]]
kDash = [[1, 2], [4], [5, 6, 2], [1, 2], [3], [4], [5,6], [1,2]]
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我的输出应该如下;
[[1, 2], [4], [5, 6, 2], [1, 2], [3], [4]]
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我怎样才能得到这个输出?
先感谢您