Distribute 30 yellow flowers and 36 red flowers equally to several children. It is required that the two kinds of flowers are distributed exactly and there are no leftovers. How many children can these flowers be distributed to at most?
把30朵黄花和36朵红花平均分给若干小朋友，要求两种花都正好分完，而且没有剩余，这些花最多分给多少个小朋友．
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<result>6</result>