Eroare de compilare: user.cpp: In function ‘void test_doua(dreapta, dreapta)’: user.cpp:87:19: error: invalid use of member function (did you forget the ‘()’ ?) if(ne.size >= 2) { ^ user.cpp: In function ‘void read_input()’: user.cpp:42:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n", &N); ^ user.cpp:46:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &p.x, &p.y); ^ user.cpp: In function ‘int main(int, char**)’: user.cpp:101:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pitici2.in", "r", stdin); ^ user.cpp:102:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pitici2.out", "w", stdout); ^