Eroare de compilare: user.cpp:3:11: error: expected unqualified-id before string constant ifstream ("triunghi.in"); ^ user.cpp:3:11: error: expected ‘)’ before string constant user.cpp: In function ‘int main()’: user.cpp:7:5: error: ‘f’ was not declared in this scope f>>n>>s; ^ user.cpp:7:11: error: ‘s’ was not declared in this scope f>>n>>s; ^ user.cpp:9:9: error: ‘b’ was not declared in this scope b[i]=1; ^