Xiaohong's mother flower shop. One day, Xiaohong helped her mother put the remaining flowers into five vases. No matter how Xiaohong put them in, there was always a vase that could hold at least 11 flowers. It turns out that there are at least how many branches of flowers left in my mother's flower shop?
小红的妈妈开花店．一天小红帮妈妈把剩下没插的花插进5个花瓶里，不管小红怎么插，总有一个花瓶至少可插11枝花．原来妈妈花店剩下没插的花至少有多少枝？
<gadget id="calculator">10 * 5</gadget>
<output>50</output>

<gadget id="calculator">50 + 1</gadget>
<output>51</output>

<result>51</result>