#include <stdio.h>

clear1(int array[], int size)
{
  int i;
  for (i=0; i<size; i+=1)
    array[i]=0;
}

clear2(int *array, int size)
{
  int *p;
  for (p=&array[0]; p<&array[size]; p=p+1)
    *p=0;
}

int main() 
{
  /*  int i; */
  int array1[10]={2,1,5,7,3,8,0,9,4,6}, array2[10]={1,2,3,4,5,6,7,8,9,0};
  clear1(array1, 10);
  clear2(&array2[0], 10);
  /* for (i=0;i<10;i++) printf("%d ",array1[i]);
  printf("\n");
  for (i=0;i<10;i++) printf("%d ",array2[i]);
  printf("\n");
  return 0; */
}