View Code of Problem 74

#include <stdio.h>
#include <math.h>
using namespace std;
int main(){
	int x;
	scanf("%d", &x );
	double x1,x2;
	x1 = x;
	x2 = (x1 +x/x1)/2;
	while( fabs(x1-x2)>0.00001 ){
		x1 = x2;
		x2 = ( x1 +x/x1)/2;
	}
	printf("%.03lf\n",x2 );
	return 0;
	
}