Eroare de compilare: user.cpp:6:11: error: conflicting declaration ‘std::ofstream g’ ofstream g("rucsac.out"); ^ user.cpp:4:5: error: ‘g’ has a previous declaration as ‘int g’ int g, n, gr[5001], c[5001], castig[10001]; ^ user.cpp: In function ‘int main()’: user.cpp:29:6: warning: statement has no effect [-Wunused-value] g<<suma; ^ user.cpp:22:17: warning: unused variable ‘cmax’ [-Wunused-variable] int suma=0, cmax; ^