Calculate (3+6+9+12+14+16+18+...+300+302)+(2+4+6+8+10+12+14+16+18+...+300+302)= how much ．
计算(3+6+9+12+14+16+18+…+300+302)+(2+4+6+8+10+12+14+16+18+…+300+302)=多少．
<gadget id="calculator">12 + 302</gadget>
<output>314</output>

<gadget id="calculator">146 / 2</gadget>
<output>73</output>

<gadget id="calculator">314 * 73 * 2</gadget>
<output>45_844</output>

<gadget id="calculator">18 + 30 + 45_844</gadget>
<output>45_892</output>

<result>45_892</result>