Compilare: user.cpp: In function ‘void buildChaines(int, int)’: user.cpp:30:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<G[node].size();i++) ^ user.cpp:53:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<G[node].size();i++) ^ user.cpp: In function ‘void precalcPoz()’: user.cpp:70:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<C[i].size();j++) ^ user.cpp: In function ‘void makeUpdates(int, int)’: user.cpp:91:24: warning: unused variable ‘left’ [-Wunused-variable] int chain=Chain[x],left=1,right=Poz[x]; ^