Compilare: user.cpp: In function ‘int fix(int)’: user.cpp:13:10: warning: unused variable ‘q’ [-Wunused-variable] int rad,q,f; ^ user.cpp:13:12: warning: unused variable ‘f’ [-Wunused-variable] int rad,q,f; ^ user.cpp: In function ‘int main()’: user.cpp:32:17: warning: variable ‘ok’ set but not used [-Wunused-but-set-variable] int i,x,y,z,ok,s; ^ user.cpp:33:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("apm.in","r",stdin); ^ user.cpp:34:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("apm.out","w",stdout); ^ user.cpp:35:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ user.cpp:37:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&x,&y,&z); ^