Compilare: main.cpp: In function 'int main()': main.cpp:37:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | if(zfunction[i] >= line0.size()){ | ~~~~~~~~~~~~~^~~~~~~~~~~~~~~ main.cpp:35:9: warning: unused variable 'ways' [-Wunused-variable] 35 | int ways = 0; | ^~~~