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10 − 8 - 2, 5 + 0 - 5, 9 + 7 - 16, 4 − 3 - 1, 6 + 3 - 9, 12 − 5 - 7, 13 − 1 - 12, 2 + 6 - 8, 9 − 5 - 4, 5 + 5 - 10,

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