Compilare: main.cpp: In member function 'std::vector<int> Graph::BFS(int)': main.cpp:168:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 168 | for(int i=0; i < this->m_graph_adjacency_list[curent].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::edmonds_karp()': main.cpp:238:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 238 | for(int i = 0; i < this->m_graph_adjacency_list[this->m_graph_nodes].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::BFS_diametru(int, int&, int&)': main.cpp:302:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 302 | for(int i=0; i < this->m_graph_adjacency_list[curent].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::minimum_length_BFS(std::vector<std::vector<int> >&, std::vector<int>&, std::vector<int>&, std::vector<int>&)': main.cpp:348:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 348 | for(int j = 0; j < this->m_graph_adjacency_list.size(); j++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:387:60: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings] 387 | g.read_unoriented_tree_without_costs_as_adjacency_list("../darb.in"); | ^~~~~~~~~~~~