Compilare: user.cpp: In constructor ‘graph::BasicGraphEdgeArray::BasicGraphEdgeArray()’: user.cpp:34:13: warning: ‘graph::BasicGraphEdgeArray::capacity’ will be initialized after [-Wreorder] int capacity; ^~~~~~~~ user.cpp:32:26: warning: ‘graph::BasicGraphEdge** graph::BasicGraphEdgeArray::edges’ [-Wreorder] BasicGraphEdge** edges; ^~~~~ user.cpp:235:5: warning: when initialized here [-Wreorder] BasicGraphEdgeArray::BasicGraphEdgeArray(): size(0), capacity(4), edges(nullptr) { ^~~~~~~~~~~~~~~~~~~ user.cpp: In constructor ‘graph::BasicGraphNode::BasicGraphNode(graph::BasicGraph*, int)’: user.cpp:55:21: warning: ‘graph::BasicGraphNode::graph’ will be initialized after [-Wreorder] BasicGraph* graph; ^~~~~ user.cpp:54:13: warning: ‘int graph::BasicGraphNode::id’ [-Wreorder] int id; ^~ user.cpp:271:5: warning: when initialized here [-Wreorder] BasicGraphNode::BasicGraphNode(BasicGraph* graph, int id): graph(graph), id(id) { ^~~~~~~~~~~~~~ user.cpp: In constructor ‘graph::BasicGraph::BasicGraph()’: user.cpp:74:13: warning: ‘graph::BasicGraph::numNodes’ will be initialized after [-Wreorder] int numNodes; ^~~~~~~~ user.cpp:73:14: warning: ‘bool graph::BasicGraph::initialized’ [-Wreorder] bool initialized; ^~~~~~~~~~~ user.cpp:297:5: warning: when initialized here [-Wreorder] BasicGraph::BasicGraph(): numNodes(-1), initialized(false), nodes(nullptr) {} ^~~~~~~~~~ user.cpp: In constructor ‘graph::BasicGraph::BasicGraph(int)’: user.cpp:74:13: warning: ‘graph::BasicGraph::numNodes’ will be initialized after [-Wreorder] int numNodes; ^~~~~~~~ user.cpp:73:14: warning: ‘bool graph::BasicGraph::initialized’ [-Wreorder] bool initialized; ^~~~~~~~~~~ user.cpp:299:5: warning: when initialized here [-Wreorder] BasicGraph::BasicGraph(int numNodes): numNodes(numNodes), initialized(false), nodes(nullptr) { ^~~~~~~~~~ user.cpp: In member function ‘graph::BasicGraph& graph::BasicGraph::Init(int)’: user.cpp:331:5: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In member function ‘virtual graph::BasicUndirectedGraph& graph::BasicUndirectedGraph::AddEdge(const int&, const int&)’: user.cpp:381:5: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:599:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]