Simple calculation: 6666*3333+2222.
简算：6666*3333+2222．
<gadget id="calculator">6_666 * 3_333</gadget>
<output>22_217_778</output>

<gadget id="calculator">22_217_778 + 2_222</gadget>
<output>22_220_000</output>

<result>22_220_000</result>