Compilare: main.cpp: In function 'int main()': main.cpp:80:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (int i = 0; i < path.size(); ++i) { | ~~^~~~~~~~~~~~~ main.cpp:82:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | if (i < path.size() - 1) outFile << " "; | ~~^~~~~~~~~~~~~~~~~ main.cpp:33:9: warning: unused variable 'idx' [-Wunused-variable] 33 | int idx = 1; | ^~~