Compilare: user.cpp: In function ‘void Citire()’: user.cpp:34:10: warning: unused variable ‘f’ [-Wunused-variable] FILE * f=freopen("alee.in", "r", stdin); ^ user.cpp: In function ‘void Bordare()’: user.cpp:53:10: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp: In function ‘void Afisare()’: user.cpp:97:10: warning: unused variable ‘g’ [-Wunused-variable] FILE * g=freopen("alee.out", "w", stdout); ^ user.cpp: In function ‘void Citire()’: user.cpp:36:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); //citesc dimensiunile parcului si numarul de pomi ^ user.cpp:42:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &i, &j); //citesc coordonatele obstacolelor ^ user.cpp:46:43: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d", &ix, &iy, &ox, &oy); ^