The expansion of adult training program has resulted partially from the feminist movement, which encourages the women to improve their skills for the job market.

设函数findbig已定义为求3个数中的最大值。以下程序将利用函数指针调用findbig函数。请填空。
main()
int findbig(int,int,int);
int (*f) () ,x,y, z,big;
f=______;
scanf("%d%d%d",&x,&y,&z:
big=(*f)(x,y,Z);
printf("big=%d\n",big);