Compilare: user.cpp: In function 'void dfsCV(int)': user.cpp:67: 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:118: warning: comparison between signed and unsigned integer expressions user.cpp:127: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void Dijkstra(int, int, std::vector<Node, std::allocator<Node> >&)': user.cpp:160: warning: comparison between signed and unsigned integer expressions user.cpp:169: warning: comparison between signed and unsigned integer expressions user.cpp:188: warning: comparison between signed and unsigned integer expressions user.cpp:195: 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:312: warning: comparison between signed and unsigned integer expressions user.cpp:314: warning: comparison between signed and unsigned integer expressions user.cpp:324: warning: comparison between signed and unsigned integer expressions user.cpp:335: warning: comparison between signed and unsigned integer expressions user.cpp:338: warning: comparison between signed and unsigned integer expressions user.cpp:341: warning: comparison between signed and unsigned integer expressions user.cpp:365: warning: comparison between signed and unsigned integer expressions user.cpp:372: warning: comparison between signed and unsigned integer expressions user.cpp:379: warning: comparison between signed and unsigned integer expressions user.cpp:384: warning: comparison between signed and unsigned integer expressions