33）以下程序的输出结果是 #include int a[3][3]={1,2,3,4,5,6,7,8,9,},*p; main() { p=(int*)malloc(sizeof(int)); f(p,A; printf("%d\n",*p); free(p); } f(int *s, int p[][3]) { *s=p[1][1];} (A)1 (B)4 (C)7 (D)5