?? math.cmp
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Addition and subtraction : 1 + 1 = 22 - 1 = 1Multiplication, division, and modulus :5 % 2 = 15 % 0 = $rem27 % 2 = 15 / 2 = 25 / 0 = $rem45 * 2 = 105 * -1 = -55 * -2 = -105 * -2 = -10And now null nodes to make sure it doesn't throw an NPE :
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