#if defined(__GNUC__) && (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4))
#error "Need GCC >= 3.4 for SSE intrinsics"
#endif
#if !defined(__amd64__) && !defined(__x86_64__)
#error "Need x86-64 for SSE"
#include <mmintrin.h>
#include <xmmintrin.h>
int main () {