Compilare: user.cpp: In function ‘void Citire()’: user.cpp:21:12: warning: unused variable ‘Fin’ [-Wunused-variable] FILE * Fin=freopen("alee.in", "r", stdin); ^ user.cpp: In function ‘int main()’: user.cpp:64:12: warning: unused variable ‘Fout’ [-Wunused-variable] FILE * Fout=freopen("alee.out", "w", stdout); ^ user.cpp: In function ‘void Citire()’: user.cpp:22:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ user.cpp:25:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &a, &b); ^ user.cpp:28:54: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d ", &ps.x, &ps.y, &pc.x, &pc.y); ^