The sum of A and B is 36, the sum of B and C is 27, and the sum of A and C is 23. What is the sum of the numbers A, B, and C?
甲、乙两数的和是36，乙、丙两数的和是27，甲、丙两数的和是23．则甲、乙、丙三数之和是多少？
<gadget id="calculator">36 + 27 + 23</gadget>
<output>86</output>

<gadget id="calculator">86 / 2</gadget>
<output>43</output>

<result>43</result>