pointer to an array - 1 (pointer arithmetic).

#include <stdio.h>

int main(void)
{
int *ip, arr[5], n;

ip = arr;

for(n = 0 ; n < 5 ; n++)
{
*ip = (n + 1) * 10;
ip = ip + 1;
}

for(n = 0 ; n < 5 ; n++)
{
printf("\n%d", arr[n]);
}

return 0;
}