View Compilation Error

0_0_39522517_31450.cpp: In function 'void init()':
0_0_39522517_31450.cpp:22:14: error: 'lcm' was not declared in this scope; did you mean 'std::lcm'?
   22 |       LL l = lcm(i, j);
      |              ^~~
      |              std::lcm
In file included from .\stdc++.h:58:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/numeric:179:5: note: 'std::lcm' declared here
  179 |     lcm(_Mn __m, _Nn __n) noexcept
      |     ^~~