Compilare: main.cpp: In function 'void Relaxare(int)': main.cpp:17:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < v[nod].size(); i++) ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:40:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < v[1].size(); i++) ~~^~~~~~~~~~~~~