Naughty has a bag of glass balls, the number of 6 and 6 lands is one less, and the number of 8 and 8 lands is also one less. How many glass balls are there at least in this bag?
淘气有一袋玻璃球，6个6个地数少一个，8个8个地数也少一个．这袋玻璃球至少有多少个？
<gadget id="calculator">24 - 1</gadget>
<output>23</output>

<result>23</result>