View Code of Problem 74

#include<stdio.h>
#include<math.h>
main()
{
	float a,x,t;
	scanf("%f",&a);
	x=a/2;
	while(fabs(x-t)>1e-5)
	{
		t=x;
	    x=(x+a/x)/2;
	}
	printf("%.3f",x);
}