group of pigeons will fly back to 8 pigeon cages, and there will always be at least 4 pigeons in one of the pigeon cages. How many pigeons are there at least in this batch?
一批鸽子要飞回8个鸽笼，总有一个鸽笼里至少飞进4只鸽子．这批鸽子至少有多少只？
<gadget id="calculator">3 * 8</gadget>
<output>24</output>

<gadget id="calculator">24 + 1</gadget>
<output>25</output>

<result>25</result>