View Compilation Error

0_0_39432050_6226.cpp: In function 'void getSG(long long int, long long int)':
0_0_39432050_6226.cpp:32:12: error: cannot convert 'std::map<long long int, long long int>' to 'void*'
   32 |     memset(sg,0,sizeof(sg));
      |            ^~
      |            |
      |            std::map<long long int, long long int>
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/cstring:42,
                 from .\stdc++.h:121:
gcc-13.1.0/x86_64-w64-mingw32/include/string.h:53:31: note:   initializing argument 1 of 'void* memset(void*, int, size_t)'
   53 |   void * __cdecl memset(void *_Dst,int _Val,size_t _Size);
      |                         ~~~~~~^~~~