下列条件语句中，功能与其他语句不同的是

A．if(a) printf("%d\n",x); else prinff("%d\n",y);
B．if(a==0) printf("%d\n",y); else printf("%d\n",x);
C．fi(a!=0) prinff("%d\n"x); else printf("%d\n",y);
D．if(a==0) prinff("%d\n",x); else printf("%d\n",y);