grader_ali.cpp:10:8: warning: '{anonymous}::_randmem' defined but not used [-Wunused-variable]
10 | char _randmem[12379];
| ^~~~~~~~
/usr/bin/ld: /tmp/cczQbnBJ.o: in function `main':
grader_ali.cpp:(.text.startup+0x3bb): undefined reference to `Init(int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
/usr/bin/ld: grader_ali.cpp:(.text.startup+0x569): undefined reference to `SendA(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'
collect2: error: ld returned 1 exit status
/usr/bin/ld: /tmp/ccQ7Af0t.o: in function `main':
grader_benjamin.cpp:(.text.startup+0x19a): undefined reference to `Answer(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'
/usr/bin/ld: grader_benjamin.cpp:(.text.startup+0x24f): undefined reference to `SendB[abi:cxx11](int, int, int)'
collect2: error: ld returned 1 exit status