Compilare: main.cpp: In member function 'void Graph::bfs(int)': main.cpp:156:13: warning: unused variable 'prim' [-Wunused-variable] 156 | int prim, ultim, i; | ^~~~ main.cpp:156:19: warning: unused variable 'ultim' [-Wunused-variable] 156 | int prim, ultim, i; | ^~~~~ main.cpp:156:26: warning: unused variable 'i' [-Wunused-variable] 156 | int prim, ultim, i; | ^ main.cpp: In member function 'void Graph::getSSCComponents()': main.cpp:263:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 263 | for(int i = 0; i < sscComponents.size() ;++i){ | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:251:13: warning: unused variable 'sscCounter' [-Wunused-variable] 251 | int sscCounter = 0; | ^~~~~~~~~~ main.cpp: In static member function 'static bool Graph::graphExists(std::vector<int>&)': main.cpp:349:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 349 | if ( firstEl > a.size() ) return false; | ~~~~~~~~^~~~~~~~~~ main.cpp: In member function 'int Graph::maxFlow(int, int)': main.cpp:460:25: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 460 | while (new_flow = this->bfsMF(s, t, parent)) { | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:558:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 558 | for(int i = 0; i < res.size() - 1; ++i) | ~~^~~~~~~~~~~~~~~~