Anthony.cpp: In function 'int Move(std::vector<int>)':
Anthony.cpp:40:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
40 | for (int i = 0; i < y.size(); i++) {
| ~~^~~~~~~~~~
Anthony.cpp:51:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
51 | for (int i = 0; i < y.size(); i++) {
| ~~^~~~~~~~~~
/usr/bin/ld: /tmp/cciDyjj1.o: in function `main':
grader_anthony.cpp:(.text.startup+0x191): undefined reference to `Mark(int, int, int, int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status
/usr/bin/ld: /tmp/ccuoO87M.o: in function `main':
grader_catherine.cpp:(.text.startup+0x41c): undefined reference to `Init(int, int)'
/usr/bin/ld: grader_catherine.cpp:(.text.startup+0xcfa): undefined reference to `Move(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status