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

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