0_0_39566150_6450.cpp:7:8: error: redefinition of 'double fabs(double)'
7 | double fabs(double k)
| ^~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/cmath:47,
from .\stdc++.h:114:
gcc-13.1.0/x86_64-w64-mingw32/include/math.h:225:31: note: 'double fabs(double)' previously defined here
225 | __CRT_INLINE double __cdecl fabs (double x)
| ^~~~
|