Eroare de compilare: user.cpp: In member function ‘bool a_solution::operator==(const a_solution&) const’: user.cpp:42:13: error: assignment of member ‘a_solution::p1’ in read-only object return p1 = rhs.p1 && q1 == rhs.q1 && p2 == rhs.p2 && q2 == rhs.q2; } }; ^ user.cpp:42:67: warning: suggest parentheses around assignment used as truth value [-Wparentheses] return p1 = rhs.p1 && q1 == rhs.q1 && p2 == rhs.p2 && q2 == rhs.q2; } }; ^