C、传统 C++
#i nclude <assert.h> //设定插入点
#i nclude <ctype.h> //字符处理
#i nclude <errno.h> //定义错误码
#i nclude <float.h> //浮点数处理
#i nclude <fstream.h> //文件输入/输出
#i nclude <iomanip.h> //参数化输入/输出
#i nclude <iostream.h> //数据流输入/输出
#i nclude <limits.h> //定义各种数据类型最值常量
#i nclude <locale.h> //定义本地化函数
#i nclude <math.h> //定义数学函数
#i nclude <stdio.h> //定义输入/输出函数
#i nclude <stdlib.h> //定义杂项函数及内存分配函数
#i nclude <string.h> //字符串处理
#i nclude <strstrea.h> //基于数组的输入/输出
#i nclude <time.h> //定义关于时间的函数
#i nclude <wchar.h> //宽字符处理及输入/输出
#i nclude <wctype.h> //宽字符分类
//////////////////////////////////////////////////////////////////////////
标准 C++ (同上的不再注释)
#i nclude <algorithm> //STL 通用算法
#i nclude <bitset> //STL 位集容器
#i nclude <cctype>
#i nclude <cerrno>
#i nclude <clocale>
#i nclude <cmath>
#i nclude <complex> //复数类
#i nclude <cstdio>
#i nclude <cstdlib>
#i nclude <cstring>
#i nclude <ctime>
#i nclude <deque> //STL 双端队列容器
#i nclude <exception> //异常处理类
#i nclude <fstream>
#i nclude <functional> //STL 定义运算函数(代替运算符)
#i nclude <limits>
#i nclude <list> //STL 线性列表容器
#i nclude <map> //STL 映射容器
#i nclude <iomanip>
#i nclude <ios> //基本输入/输出支持
#i nclude <iosfwd> //输入/输出系统使用的前置声明
#i nclude <iostream>
#i nclude <istream> //基本输入流
#i nclude <ostream> //基本输出流
#i nclude <queue> //STL 队列容器
#i nclude <set> //STL 集合容器
#i nclude <sstream> //基于字符串的流
#i nclude <stack> //STL 堆栈容器
#i nclude <stdexcept> //标准异常类
#i nclude <streambuf> //底层输入/输出支持
#i nclude <string> //字符串类
#i nclude <utility> //STL 通用模板类
#i nclude <vector> //STL 动态数组容器
#i nclude <cwchar>
#i nclude <cwctype>