Compilare: user.cpp: In function ‘void dijkstra()’: user.cpp:29:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i<g[x].size(); i++) ~^~~~~~~~~~~~ user.cpp: In function ‘int main()’: user.cpp:70:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i<g[0].size(); ++i) /// linia 0 contine fortaretele ~^~~~~~~~~~~~ user.cpp:84:17: warning: ignoring return value of ‘int system(const char*)’, declared with attribute warn_unused_result [-Wunused-result] system("pause"); ^