#include <stdio.h>
#include <math.h>
#include "bc.h"

int main (void)
{
	int N;
	clrscr ();
	printf ("Enter number of elements: ");
	scanf ("%d", &N);
	if  (N <= 0 || N > 1000)
	{
		printf ("Are you trying to mess me?..\n");
		exit (1);
	}
	int *A = (int *) malloc (N * sizeof (int));
	int i;

	srand (time (NULL));
	for (i = 0; i < N; i++)
		A[i] = rand () % 15;

	for (i = 0; i < N; i++)
		printf ("%d (%d)\t", A[i], i);
	printf ("\n");

	for (i = 0; i < N; i++)
		if (A[i] < i)
			A[i] *= A[i];
		else
			if (A[i] == i)
				A[i] *= -1;
			else
				A[i] -= 1;
	
	for (i = 0; i < N; i++)
			printf ("%d     \t", A[i]);
	free (A);
	printf ("\nAll done.");
	getch ();
	return 0;
}