Compilare: main.cpp: In function 'std::ostream& operator<<(std::ostream&, Graph)': main.cpp:32:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for(int i = 0; i < graph.adjacent.size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In constructor 'Graph::Graph(std::vector<std::tuple<int, int, int> >&, int&, bool)': main.cpp:60:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 60 | for(auto[node1, node2, cost]: data) { | ^ main.cpp: In member function 'std::vector<std::__cxx11::list<Graph::nodeStruct> > Graph::transposed()': main.cpp:68:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::connected()': main.cpp:158:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 158 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::stack<int> Graph::topologicalSort()': main.cpp:177:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 177 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::pair<std::vector<std::vector<int> >, std::vector<std::pair<int, int> > > Graph::biconnected()': main.cpp:188:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 188 | for (int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graph::hardConnected()': main.cpp:198:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 198 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::pair<std::vector<int>, bool> Graph::bellmanFord(int)': main.cpp:244:37: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 244 | if(visited[i.node2] >= adjacent.size()) main.cpp: In member function 'std::pair<std::vector<Graph::nodeStruct>, int> Graph::minimumTreeKruskall()': main.cpp:256:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 256 | for(int i = 0; i < adjacent.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:269:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::list<Graph::nodeStruct> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 269 | if(nrEdges == adjacent.size() - 1) | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::havelHakimi(std::deque<int, std::allocator<int> >)': main.cpp:299:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int, std::allocator<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 299 | if(i >= degrees.size()) | ~~^~~~~~~~~~~~~~~~~ main.cpp:309:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int, std::allocator<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 309 | for(int i = 0; i < degrees.size(); i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp:307:19: warning: unused variable 'currentDegree' [-Wunused-variable] 307 | const int currentDegree = degrees[0]; | ^~~~~~~~~~~~~ main.cpp:302:9: warning: unused variable 'nrNodes' [-Wunused-variable] 302 | int nrNodes = degrees.size();