#include <stdio.h>

main()
{
	int s;
	int i;

        s = 0 ;                       /* P1 */
	i = 1 ;                       /* P2 */

	while( i <= 2 )               /* C1 */
	{
		s = s + i * i;        /* P3 */              
                i = i + 1 ;           /* P4 */
	}

	printf("sum = %d\n", s );     /* P5 */
}