Compilare: user.cpp: In function ‘void dijkstr_simplu()’: user.cpp:28:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<l[nod].size();++i) ^ user.cpp: In function ‘void big_dijkstra(int, int, int)’: user.cpp:65:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<l[nod].size();++i) ^ user.cpp:45:23: warning: variable ‘marcel’ set but not used [-Wunused-but-set-variable] int nod=0,di[910],marcel; ^