试题详情

仔细阅读下面程序,请给出运行结果( )。#include#includeint f1(int x){return x*x;}int f2(int x){return x*x*x;}main( ){int x=3,y1,y2,y3,y4;int(*f)( );f=f1;y1=(*f)(x);y2=f1(x);f=f2;y3=f(x);y4=f2(x);printf(“y1=%d,y2=%d,y3=%d,y4=%d\n”,y1,y2,y3,y4);}

Ay1=9,y2=9,y3=27,y4=27

By1=3,y2=9,y3=27,y4=9

Cy1=3,y2=3,y3=9,y4=9

Dy1=3,y2=9,y3=9,y4=27