vector <int> m_elementFreeSeq;
排序
std::sort(m_elementFreeSeq.begin(), m_elementFreeSeq.end())
查找
vector <int>::iterator iElement = std::find(m_elementFreeSeq.begin(),m_elementFreeSeq.end(), iTemp);
元素位置
if (iElement != m_elementFreeSeq.end())
{
int nPosition = std::distance(m_elementFreeSeq.begin(), iElement);
}