C++头文件

常用的头文件如下#include<assert.h>//设定插入点#include<ctype.h>//字符处理#include<errno.h>//定义错误码#include<float.h>//浮点数处理#include<fstream.h>//文件输入／输出#include<iomanip.h>//参数化输入／输出#include<iostream.h>//数据流输入／输出#include<limits.h>//定义各种数据类型最值常量#include<locale.h>//定义本地化函数#include<math.h>//定义数学函数#include<stdio.h>//定义输入／输出函数#include<stdlib.h>//定义杂项函数及内存分配函数#include<string.h>//字符串处理#include<strstrea.h>//基于数组的输入／输出#include<time.h>//定义关于时间的函数#include<wchar.h>//宽字符处理及输入／输出#include<wctype.h>//宽字符分类标准C/C++（同上的不再注释）#include<algorithm>//STL通用算法#include<bitset>//STL位集容器#include<cctype>#include<cerrno>#include<clocale>#include<cmath>#include<complex>//复数类#include<cstdio>#include<cstdlib>#include<cstring>#include<ctime>#include<deque>//STL双端队列容器#include<exception>//异常处理类#include<fstream>#include<functional>//STL定义运算函数（代替运算符）#include<limits>#include<list>//STL线性列表容器#include<map>//STL映射容器#include<iomanip>#include<ios>//基本输入／输出支持#include<iosfwd>//输入／输出系统使用的前置声明#include<iostream>#include<istream>//基本输入流#include<ostream>//基本输出流#include<queue>//STL队列容器#include<set>//STL集合容器#include<sstream>//基于字符串的流#include<stack>//STL堆栈容器#include<stdexcept>//标准异常类#include<streambuf>//底层输入／输出支持#include<string>//字符串类#include<utility>//STL通用模板类#include<vector>//STL动态数组容器#include<cwchar>#include<cwctype>usingnamespacestd;//////////////////////////////////////////////////////////////////////////C99增加#include<complex.h>//复数处理#include<fenv.h>//浮点环境#include<inttypes.h>//整数格式转换#include<stdbool.h>//布尔环境#include<stdint.h>//整型环境#include<tgmath.h>//通用类型数学宏#include<bits/stdc++.h>