Untitled

#include <iostream>

using namespace std;

int main() {
	//функция x ^ 2
	int left_bound, right_bound, step;
	double y;
	cin >> left_bound >> right_bound >> step;
	for (left_bound; left_bound <= right_bound; left_bound += step) {
		y = left_bound * left_bound;
		cout << y << endl;
	}
}