Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:8:14: error: variable ‘std::fstream f’ has initializer but incomplete type fstream f("inv.in", ios::in); ^ user.cpp:9:14: error: variable ‘std::fstream g’ has initializer but incomplete type fstream g("inv.out", ios::out); ^ user.cpp:11:5: error: expected ‘;’ before ‘for’ for(i=0;i<n;i++) ^ user.cpp:11:14: warning: statement has no effect [-Wunused-value] for(i=0;i<n;i++) ^ user.cpp:11:20: error: expected ‘;’ before ‘)’ token for(i=0;i<n;i++) ^ user.cpp:18:8: error: ‘c’ was not declared in this scope g<<c; ^ user.cpp:7:13: warning: unused variable ‘v’ [-Wunused-variable] int n,i,v[100000],j; ^ user.cpp:7:23: warning: unused variable ‘j’ [-Wunused-variable] int n,i,v[100000],j; ^