static和auto

#include <stdio.h>

int fun(int n)
{
    static int p=1;
    p=p*n;
    return p;
}

int fun1(int n)
{
    auto int p=1;
    p=p*n;
    return p;
}
int main()
{
    int i;

    for(i=1;i<4;i++)
    {
        printf("%d\n",fun(i));
        printf("%d\n",fun1(i));
    }
}