#include<stdio.h>
#include<stdlib.h>
main()
{
    int a[10]={1,2,3,4,5,6,7,8,9,10},i,c;//
    int *p=&a[0];//
    scanf("%d",&i);
    p=p+i;
    printf("a[%d]=%d\n",i,*p);
    sizeof(a);
    c=sizeof(a)/sizeof(int);
    printf("%d\n",c);
    void fun(int *q,int d);
    fun(a,c);
 } 
 void fun(int *q,int d)
 {int t;
 
  for(t=0;t<d;t++,q++)
 printf("a[%d]=%d\n",t,*q);
}

3
a[3]=4
10
a[0]=1
a[1]=2
a[2]=3
a[3]=4
a[4]=5
a[5]=6
a[6]=7
a[7]=8
a[8]=9
a[9]=10

--------------------------------
Process exited after 2.38 seconds with return value 10
请按任意键继续. . .