Eroare de compilare: user.cpp: In function ‘int Cupleaza(int)’: user.cpp:23:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[x].size();++i) ^ user.cpp:30:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[x].size();++i) ^ user.cpp: In function ‘void Cuplaj()’: user.cpp:45:19: error: ‘memset’ was not declared in this scope memset(viz,0,n+1); ^ user.cpp: In function ‘void Consuma(int)’: user.cpp:57:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<v[x].size();++j) ^