#include <stdio.h>

int main(void) {
	double num = 570.15;
	double root = num / 2;
	double eps = 0.01;
	int iter = 0;
	while( root - num / root > eps ){
		iter++;
		root = 0.5 * (root + num / root);
		printf("Iteration: %d : root = %f\n", iter, root);
	}
	printf("root = %f", root);
	return 0;
}