You are Welcome! The Tutorial shows you Step-by-Step How to Install and Getting-Started with the Latest Eclipse 2023-03 R IDE for C/C++ Development 32bit/64-bit on Fedora Linux 18 i686/x8664 GNOME3 Desktop.
There is the Possibility also to Install the Eclipse Standard Platform via YUM and After Add the C++ Development PlugIn.
Hence, here we Proceed Directly to Download and Installation of the Whole Original Eclipse for C/C++ Development Linux Release.
The Content give Focus Only to the Essentials Instructions and Commands to make it Easier to Follow.
To the Guide Bottom you find a Link to Create a Launcher and Hello-World Application Quick Starting.

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Download Eclipse C/C++ Oxygen R IDE:
Eclipse 2023-03 R IDE C/C++ Linux