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  1. x = [[[[1],[2],[3],[4],[5],[6],[7],[8],[9],[10]]]]
  2. print([x for x in x for x in x for x in x for x in x])
Success #stdin #stdout 0.02s 6836KB
stdin
Standard input is empty
stdout
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]