#include <iostream>

using namespace std;

const int Max = 5;

double * fill_array(double * first, int size);

void show_array(double * first, const double * last);

void revalue(double r, double * first, const double * last);

int main() {

	double properties[Max];

	double * size = fill_array(properties, Max);

	show_array(properties, size);

	if (size > 0) {

		cout << "Enter revaluation factor: ";

		double factor;

		while (!(cin >> factor)) {

			cin.clear();

			while (cin.get() != '\n')

				continue;

			cout << "Bad input; Please enter a number: ";

		}

		revalue(factor, properties, size);

		show_array(properties, size);

	}

	cout << "Done.\n";

	return 0;

}

double * fill_array(double * first, int size) {

	double temp;

	int i;

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

		cout << "Enter value #" << (i + 1) << ":";

		cin >> temp;

		if (!cin) {

			cin.clear();

			while (cin.get() != '\n')

				continue;

			cout << "Bad input; input process terminated.\n";

			break;

		}

		else if (temp < 0)

			break;

		else

			*(first+i) = temp;

	}

	return first + i - 1;

}

void show_array(double * first, const double * last) {

	double * pt;

	for (pt = first; pt <= last; ++pt) {

		cout << "Property #" << (pt-first+1) << ": $";

		cout << *pt << endl;

	}

}

void revalue(double r, double * first, const double * last) {

	double * pt;

	for (pt = first; pt <= last; ++pt) {

		*pt *= r;

	}

}