Compilare: user.cpp: In function ‘void dijkstra()’: user.cpp:34:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<g[dad].size(); i++) ^ user.cpp: In function ‘void road(int)’: user.cpp:50:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<gt[dad].size(); i++) ^ user.cpp:53:41: warning: suggest parentheses around assignment used as truth value [-Wparentheses] if(dist[dad]=dist[son]+cost[son]) poz=min(poz, son); ^ user.cpp: In function ‘int main()’: user.cpp:101:14: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] road(poz); ^