Eroare de compilare: user.cpp:6:11: error: expected unqualified-id before string constant ifstream ("reactivi.in") ^ user.cpp:6:11: error: expected ‘)’ before string constant user.cpp:13:5: error: ‘punct’ does not name a type punct v[100]; ^ user.cpp: In function ‘int main()’: user.cpp:19:5: error: ‘f’ was not declared in this scope f>>n; ^ user.cpp:21:12: error: ‘v’ was not declared in this scope f>>v[i].x>>v[i].y; ^ user.cpp:27:16: error: ‘v’ was not declared in this scope if(v[i].x!=v[j].x || v[i].y!=v[j].y) ^ user.cpp:36:5: error: ‘g’ was not declared in this scope g<<cont; ^