View Code of Problem 74

#include<stdio.h>
#include<math.h>
int main()
{

	double a,x,t;
	scanf("%lf",&a);
	x=a/2;
	do{
		t=x;
		x=(x+a/x)/2;
	}while(fabs(x-t)>=1e-5);
	printf("%.3lf",x);
	
}