Compilare: user.cpp: In function ‘int main()’: user.cpp:9:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numere8.in","r",stdin); ^ user.cpp:10:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numere8.out","w",stdout); ^ user.cpp:11:43: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (int i=0;i<10;++i) scanf("%d",s+i); ^ user.cpp:30:61: warning: ‘umax’ may be used uninitialized in this function [-Wmaybe-uninitialized] printf("\n%d",s[log[umax & -umax]]);umax-=(umax & -umax); ^ user.cpp:28:77: warning: ‘pmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d %d\n%d",ans/2,smax,s[log[pmax & -pmax]]);pmax-=(pmax & -pmax); ^