title: while implementing Project I am facing this " Your project contains C++ files but it is not using a supported native build system."
body: <p>Error:Execution failed for task ':app:compileDebugNdk'.</p>
  
  <blockquote>
    <p>Error: Your project contains C++ files but it is not using a supported native build system.
    Consider using CMake or ndk-build integration with the stable Android Gradle plugin:
     <a href="https://developer.android.com/studio/projects/add-native-code.html" rel="nofollow noreferrer">https://developer.android.com/studio/projects/add-native-code.html</a>
    or use the experimental plugin:
     <a href="http://tools.android.com/tech-docs/new-build-system/gradle-experimental" rel="nofollow noreferrer">http://tools.android.com/tech-docs/new-build-system/gradle-experimental</a>.</p>
  </blockquote>