A said to B: "When I am at your age, your age is half of mine." B said to A; "When I was your age, your age was 8 years less than twice mine." How old is A?
甲对乙说："我在你这样大年岁时，你的年岁时我的一半"．乙对甲说；"我到你这样大年岁时，你的年岁比我的2倍少8岁"．甲今年多少岁？
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">6 - 4 - 1</gadget>
<output>1</output>

<gadget id="calculator">8 / 1</gadget>
<output>8</output>

<gadget id="calculator">4 * 8</gadget>
<output>32</output>

<result>32</result>