A box of chocolates, count 4 pieces by 4 pieces, 3 pieces more, 6 pieces by 6 pieces, 5 pieces more, it is known that the number of pieces in this box of chocolates is between 30 and 40, how many pieces are there in this box of chocolates.
一盒巧克力，4块4块地数，多3块，6块6块地数，多5块，已知这盒巧克力的块数在30～40之间，这盒巧克力有多少块．
<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>

<gadget id="calculator">12 * 3</gadget>
<output>36</output>

<gadget id="calculator">36 - 1</gadget>
<output>35</output>

<result>35</result>