foreach $element (@all_elements) {
	$floating_position_of_x = 0;
	$soma = 0;
	while ($floating_position_of_x < $#all_elements) {
		$floating_position_of_y = 0;
		for $floating_position_of_y (0..$feature_number) {
			if ($floating_position_of_x == $element) {
				$floating_position_of_x++;
				print ("$floating_position_of_x == $element\n");
			}
			$difference = $patient_data[$element][$floating_position_of_y] - $patient_data[$floating_position_of_x][$floating_position_of_y];
			$difference_square = $difference**2;
			$soma += $difference_square;
			$floating_position_of_y++;
		}
	$soma = $soma**(1/2);
	$distance{"$element\t$floating_position_of_x"} = $soma;
	$floating_position_of_x++;
	}
}