/**

 */

#include <stdio.h>

#include <stdlib.h>

#include <math.h>

double *getValues (int elements)

{

    double *values;

    int i;

    if ((values = calloc (elements + 1, sizeof (double))) == NULL)

        return NULL;

    for (i = elements; i >= 0; i--)

        values[i] = cos (i);

    return values;

}

#define MAX 40

int main (int argc, char **argv)

{

    double *values = getValues (MAX);

    int i;

    for (i = 0; i < MAX; i++) {

        if (fabs (cos (i) - values[i]) < 0.001)

            printf ("COS(%d) = %3.2g = %3.2g\n", i, values[i], cos (i));

    }

    if (values != NULL)

        free (values);

    return EXIT_SUCCESS;

}