We need full page with h2 and h3 tags. No extra text outside. Ensure only html tags and content inside. No extra text outside . Title not needed. So start with

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Let's do that.

Let's produce final answer. We'll create full page.

如何通过Linux GCC编程建立高效可执行文件？

GCC 是 Linux 常用的编译器。它是 Linux 上最常用的工具，支持 C、C++ 等多种语言。使用 GCC 能帮助你轻松生成高效、体积小且易于调试的可执行文件。