摘要: 功能返回满足条件的元素个数模版template typename iterator_traits::difference_type //返回值 count_if (InputIterator first, InputIterator last, UnaryPredicate pred); 实现template typename iterator_traits::difference_type count_if (InputIterator first, InputIterator last, UnaryPredicate pred){ typename iterator... 阅读全文
posted @ 2014-01-05 15:04 jihite 阅读(1011) 评论(0) 推荐(0)
摘要: 目录输入和输出操作符算术操作符和关系操作符下标操作符自加、自减操作符成员访问操作符1 输入和输出操作符1.1 输出操作符1.1.1 示例#include #include using namespace std;class A{ friend ostream& operator#include using namespace std;class A{ friend ostream& operator>(istream& in, A& a); public: A(const string &s = "", int v = 0) : 阅读全文
posted @ 2014-01-05 13:27 jihite 阅读(1723) 评论(0) 推荐(1)