In the formula (1/(I))+(1/(Love))+(1/(Number))+(1/(Learning))=1, "I" "Love" "Number" "Learning" means Four different non-zero natural numbers, when "learning" = 18, I + love + number = how many.
在算式(1/(我))+(1/(爱))+(1/(数))+(1/(学))=1中，"我""爱""数""学"表示不同的四个非零自然数，当"学"=18时，我+爱+数=多少．
<gadget id="calculator">9 + 3 + 2</gadget>
<output>14</output>

<result>14</result>