7 + 4 =, 6, 10, 11, 13, 4 + 0 =, 4, 5, 9, 12, 5 + 13 =, 12, 14, 18, 19, 1 + 0 =, 1, 3, 5, 7, 2 + 6 =, 4, 6, 8, 12, 10 + 1 =, 9, 10, 11, 15, 17 + 3 =, 14, 18, 19, 20, 3 + 0 =, 2, 3, 4, 8

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