C ++ language compiler download

Dev C ++
Http://www.bloodshed.net/devcpp.html
Note: The free C and C ++ compilers provide an integrated windows development environment for compiling Win32 programs. It is based on GCC in the GNU program as the core of compilation, coupled with the Windows interface to form an integrated development environment.

Borland C ++
Http://www.borland.com/bcppbuilder/freecompiler/
Note: the well-known C/C ++ compiler provides the command column compilation method 5.5 times and is now available for free. You only need to fill in some information to compile
32-bit metabases. In addition, you can download the turbo debugger error detection program, which is also a free download.

Turbo C 2.01
Http://community.borland.com/article/images/20841/tc201.zip
Note: the well-known 16-bit C compiler under DOS is now available for free for download. It has a DOS integrated development environment and complete debugging function assistance.

Turbo C +++ 1.01
Http://community.borland.com/article/images/21751/tcpp101.zip
Note: the well-known C/C ++ compiler under DOS is available for free download and use. It also has the integrated development environment of DOS and complete debugging function assistance.

GNU Project)
Http://www.gnu.org
Website of the GNU program, which aims to develop free systems and software similar to UNIX operating systems, including C language and other free resources.

Djgpp
Http://www.delorie.com/djgpp/
Note: A complete DOS version of 32-bit C/C ++ development system contains many GNU program applications.

Cygwin
Http://sources.redhat.com/cygwin/
Note: This is a UNIX-like simulation software developed by red hat in a Windows operating system, in this way, we can run the GNU Free Software in a Windows environment to simulate a Unix environment, and then use the gnu c compiler.

Watcom C
Http://www.openwatcom.org
Note: the well-known C/C ++ compiler is now available for free and supports multiple working platforms and operating systems.

Digital Mars C/C ++
Http://www.digitalmars.com
Note: the well-known C/C ++ compiler, formerly known as zortech C/C ++. symantec C/C ++ is now available for free and supports multiple work platforms and operating systems.

At the beginning, I don't know which one to choose. Currently, Dev is used, and the iostream. h library file seems to be faulty, which is a headache.