There are 46 students in a class, 40 of whom can ride a bicycle, 38 can play table tennis, 35 can play badminton, and 27 can swim. How many people in this class can at least play the above four sports?
某班有46人，其中有40人会骑车，38人会打乒乓球，35人会打羽毛球，27个人会游泳，则这个班至少有多少人以上四项运动都会？
<gadget id="calculator">6 + 8 + 11 + 19</gadget>
<output>44</output>

<gadget id="calculator">46 - 44</gadget>
<output>2</output>

<result>2</result>