【VSCode】检测到 #include 错误。请更新 includePath。已为此翻译单元(C:\mingw-w64\i686-8.1.0-posix-dwarf-rt_v6-rev0\mingw32\i686-

1. win+r 运行cmd
2. 输入“gcc -v -E -x c -”获取mingw路径：
   
   我的：

#include "..." search starts here:
#include <...> search starts here:
 C:/mingw-w64/i686-8.1.0-posix-dwarf-rt_v6-rev0/mingw32/bin/../lib/gcc/i686-w64-mingw32/8.1.0/include
 C:/mingw-w64/i686-8.1.0-posix-dwarf-rt_v6-rev0/mingw32/bin/../lib/gcc/i686-w64-mingw32/8.1.0/include-fixed
 C:/mingw-w64/i686-8.1.0-posix-dwarf-rt_v6-rev0/mingw32/bin/../lib/gcc/i686-w64-mingw32/8.1.0/../../../../i686-w64-mingw32/include

3. vscode中按下“shift+ctrl+p”，输入C++configurations，选择UI界面。
4. 添加路径