Compilare: user.cpp: In function ‘void parcurgere(int)’: user.cpp:31:9: warning: unused variable ‘i’ [-Wunused-variable] int i,pp,a=g[x].size(),fiu; ^ user.cpp:31:11: warning: unused variable ‘pp’ [-Wunused-variable] int i,pp,a=g[x].size(),fiu; ^ user.cpp: In function ‘int main()’: user.cpp:56:9: warning: unused variable ‘i’ [-Wunused-variable] int i,j,nd; ^ user.cpp:56:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,nd; ^