Correct: 0+13, 1+12, 2+11, 3+10, 4+9, 5+8, 6+7, 7+6, 8+5, 9+4, 10+3, 11+2, 12+1, 13+0, Incorrect: 13+1, 13+2, 13+3, 3+9, 3+8, 5+7, 6+6, 7+7, 5+6, 10+2, 9+2, 10+1, 12+5, 8+6,

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