Compilare: user.cpp: In function ‘void Awala(int)’: user.cpp:32:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < L[nod].size(); i++) ^ user.cpp:38:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < L[nod].size(); i++) ^ user.cpp:30:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,maxx; ^