Compilare: user.cpp: In function ‘int main()’: user.cpp:22:9: warning: variable ‘verif_a’ set but not used [-Wunused-but-set-variable] int verif_a[30001], verif_b[30001]; ^ user.cpp:22:25: warning: variable ‘verif_b’ set but not used [-Wunused-but-set-variable] int verif_a[30001], verif_b[30001]; ^ user.cpp:14:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("gramezi.in", "r", stdin); ^ user.cpp:15:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("gramezi.out", "w", stdout); ^