Xiao Ming's classroom is on the third floor, and there are 22 steps to go up each floor. How many steps does he need to walk from the first floor to the third floor?
小明的教室在三楼，每上一层楼要走22级台阶．他从一楼走到三楼需要走多少级台阶．
<gadget id="calculator">22 * 2</gadget>
<output>44</output>

<result>44</result>