Compilare: main.cpp: In member function 'std::pair<std::vector<int>, std::vector<int> > Graph::bellman_ford(int)': main.cpp:555:30: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<std::vector<Edge> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 555 | if (ct_in_queue[v] > this->container.size()) { main.cpp: In member function 'void Graph::floyd_warshall(IntMatrix&, IntMatrix&)': main.cpp:575:24: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 575 | for (size_t k = 0; k < n; k++) { | ~~^~~ main.cpp:576:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 576 | for (size_t i = 0; i < n; i++) { | ~~^~~ main.cpp:577:28: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 577 | for (size_t j = 0; j < n; j++) { | ~~^~~