Three colors of colored flags were hung in a celebration, including 319 red flags, 273 yellow flags and 227 green flags. How many colored flags were hung in this event?
一个庆典活动中挂了三种颜色的彩旗，包括319面红旗，273面黄旗和227面绿旗，这个活动一共挂了多少面彩旗？
<gadget id="calculator">319 + 273 + 227</gadget>
<output>819</output>

<result>819</result>