Compilare: user.cpp: In function 'void dfsCV(int)': user.cpp:59: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void dijkstraPaths(int, int, std::vector<int, std::allocator<int> >, std::vector<Node, std::allocator<Node> >)': user.cpp:114: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void Dijkstra(int, int, std::vector<Node, std::allocator<Node> >&)': user.cpp:147: warning: comparison between signed and unsigned integer expressions user.cpp:155: warning: comparison between signed and unsigned integer expressions user.cpp:186: warning: comparison between signed and unsigned integer expressions user.cpp:193: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:308: warning: comparison between signed and unsigned integer expressions user.cpp:309: warning: comparison between signed and unsigned integer expressions user.cpp:325: warning: comparison between signed and unsigned integer expressions user.cpp:326: warning: comparison between signed and unsigned integer expressions user.cpp:327: warning: comparison between signed and unsigned integer expressions user.cpp:345: warning: comparison between signed and unsigned integer expressions user.cpp:347: warning: comparison between signed and unsigned integer expressions user.cpp:356: warning: comparison between signed and unsigned integer expressions user.cpp:361: warning: comparison between signed and unsigned integer expressions