Compilare: user.cpp: In function ‘int main()’: user.cpp:58:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < g[node].size(); i++) ^ user.cpp:74:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < g[node].size(); i++) ^ user.cpp:81:31: warning: ‘muchia’ may be used uninitialized in this function [-Wmaybe-uninitialized] sol[muchia] = c[k].ind; ^ user.cpp:54:22: warning: ‘node’ may be used uninitialized in this function [-Wmaybe-uninitialized] while(!q.empty() && node != d) ^