Compilare: user.cpp: In function ‘int main()’: user.cpp:25:10: warning: unused variable ‘cmmdc’ [-Wunused-variable] long cmmdc; bool GATA; long p_i=0,p_f=0; ^ user.cpp:22:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("impartire.in", "r", stdin); ^ user.cpp:23:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("impartire.out", "w", stdout); ^ user.cpp:27:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld %ld",&A,&B); ^