It is known that (1/4) of the perimeter of the large square is equal to the perimeter of the small square, and the area of the small square is 4 square units, so how many square units is the area of the large square.
已知大正方形周长的(1/4)等于小正方形的周长，小正方形的面积是4平方单位，那么大正方形的面积是多少平方单位．
<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<result>64</result>