printf("&x=%x, x=%. 2f(n", &x, x) pf&x; printf("&pf-%x,pf-%x, "pf%.2f\n", &p,pf, *pf) printf("&y=%x, y=%. 2fn", &y, y) 程序运行结果为 &p=fic8,p=0,*p=0 &a=ffca. a=685 &pl=ffce, pl=ffca, p1=685 &p2=fd0,p2=fic,p2=64 &p2=fd0,p2=fce,p2=695 &x=fd2,x=6.83 &pf-ffda, pf-ffd2, pf-6.83 &y=fid6y=6.83 7printf("&x=％x,x=％.2f\n",&x,x); pf=&x; printf("&pf=％x,pf=％x,*pf=％.2f\n",&pf,pf,*pf); y=*pf; printf("&y=％x,y=％.2f\n",&y,y); } 程序运行结果为 &p=ffc8,p=0,*p=0 &a=ffca,a=685 &p1=ffce,p1=ffca,*p1=685 &p2=ffd0,p2=ffcc,*p2=64 &p2=ffd0,p2=ffcc,*p2=695 &x=ffd2,x=6.83 &pf=ffda,pf=ffd2,*pf=6.83 &y=ffd6,y=6.83