我是入门级
在vc中运行一下提示错误：no operator defined which takes a right-hand operand of type 'int *' (or there is no acceptable conversion)

#include<iostream.h>
main()
{
    int i,a[20];
    int *p;
    p=a;
    for(i=0;i<10;i++)
    cin>>p;}

请高手指教