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4 2 1 0 b

4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b
4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b
4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b4 2 1 0 b