Compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:35:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < edge[curent].size(); i++) ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:70:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < dist.size(); i++) ~~^~~~~~~~~~~~~