Compilare: main.cpp: In function 'void uneste_path(int, int)': main.cpp:78:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 78 | for (int i=0;i<path_x.size();i++) | ~^~~~~~~~~~~~~~ main.cpp:88:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 88 | for (int i=0;i<path_y.size();i++) | ~^~~~~~~~~~~~~~