How many minutes does it take at least to finish these things: wash rice for 2 minutes, cook porridge for 10 minutes, wash vegetables for 3 minutes, and chop vegetables for 5 minutes.
至少需要多少分钟做完这些事：洗米2分钟、煮稀饭10分钟、洗菜3分钟，切菜5分钟．
<gadget id="calculator">2 + 10</gadget>
<output>12</output>

<result>12</result>