Eroare de compilare: user.cpp:5:11: error: conflicting declaration ‘std::ofstream g’ ofstream g("rucsac.out"); ^ user.cpp:3:11: error: ‘g’ has a previous declaration as ‘int g’ int i,j,n,g,v[10001],w[5001],k,p[5001]; ^ user.cpp: In function ‘int main()’: user.cpp:20:6: warning: statement has no effect [-Wunused-value] g<<k; ^ user.cpp:22:7: error: request for member ‘close’ in ‘g’, which is of non-class type ‘int’ g.close(); ^