#include <stdio.h>
#include <stdlib.h>

/*   Test that memory is properly de-allocated by using valgrind to execture  
 *
 *   To compile:                      gcc lab4b.c
 *   
 *   To execute:                      ./a.out
 *
 *   To execute with valgrind tool:   valgrind ./a.out
 */

int main (int argc, char** argv)
{
 int i;

 /* allocation and use of a dynamic ONE dimenstional array */
 
 /* variable declararion */
 int* arr1;                                

 /* allocate space for 20 intergers */
 arr1 = (int*) malloc (sizeof(int) * 20 ); 

 /* initialize all array locations to contain the value zero */
 for ( i = 0 ; i < 20 ; i++ )
    arr1[i] = 0;

 /* print out all of the values */
 for ( i = 0 ; i < 20 ; i++ )
    printf ("Position: %3d, value: %3d\n", i, arr1[i]);

 /* de-allocated the memory for the array when finished */
 free (arr1);  

 return 0;
}