A.8 B.10 C.12 D.16
A.(unsigned)z<(unsigned)x B.z==0 C.z<0 D.(x<0==y<0)&&(z<0!=x<0)
A.進(jìn)位標(biāo)志 B.零標(biāo)志 C.符號(hào)標(biāo)志 D.溢出標(biāo)志