combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:38:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
38 | if(press(ans+"A"+ans+"B")>ans.size())
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
combo.cpp:40:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
40 | if(press(ans+"A")>ans.size()) ans += "A";
| ~~~~~~~~~~~~~~^~~~~~~~~~~
combo.cpp:45:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
45 | if(press(ans+"X")>ans.size()) ans += "X";
| ~~~~~~~~~~~~~~^~~~~~~~~~~