纠错，第二例，最后一行 fmt.Printf("\nLeaves left = %d", l.CalculateLeavesLeft())

<a href="/topics/6645#comment10" title="10">#10<span>楼</span></a> <a href="/user/mfwtwewtsy" title="...

<a href="/topics/6645#comment3" title="3">#3<span>楼</span></a> <a href="/user/CYL96" title="@CYL96">...

<a href="/topics/6645#comment2" title="2">#2<span>楼</span></a> <a href="/user/lingyih" title="@lingy...

<a href="/topics/6645#comment1" title="1">#1<span>楼</span></a> <a href="/user/efish" title="@efish">...

1036257267@qq.com 谢谢楼主，楼主万岁！