Compilare: main.cpp: In function 'float primsAlgorithm()': main.cpp:55:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(int i = 0; i < visited.size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp:57:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for(int j = 0; j < not_visited.size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:53:13: warning: variable 'index1' set but not used [-Wunused-but-set-variable] 53 | int index1 = -1; | ^~~~~~