.cpp on Instagram: "Will This C++ Code Compile? Day 37 / 365✅ This question looks calm, clean, and completely harmless. No complex syntax. No templates. No STL tricks. Just a small class, a constructor, and one extra line that most people won’t even think twice about. And that’s exactly why it works so well as a filter question. If you’re learning C++, this is the kind of code that decides whether you understand the language or you’re just memorizing patterns. At first glance, everything feels v