There are 3 boxes. If two boxes and two boxes are weighed, they are 83 kg, 85 kg and 86 kg respectively. What is the weight of the heaviest box?
有3个箱子，如果两箱两箱的称它们的重量，分别是83千克、85千克和86千克，问其中最重的箱子重多少千克？
<gadget id="calculator">83 + 85 + 86</gadget>
<output>254</output>

<gadget id="calculator">254 / 2</gadget>
<output>127</output>

<gadget id="calculator">127 - 83</gadget>
<output>44</output>

<result>44</result>