number minus 100 is a square number, and subtracting 63 is also a square number. How much is this?
一个数减去100是一个平方数，减去63也是一个平方数，问这个是多少？
<gadget id="calculator">19 * 19</gadget>
<output>361</output>

<gadget id="calculator">361 + 63</gadget>
<output>424</output>

<result>424</result>