#include<stdio.h>
#include <math.h>
int main()
{
  double number = 0;
  printf("Enter the number ");
  scanf("%lf",&number); 
  
  double estimate1 = number , estimate2 = 0.5 * ( estimate1 + number / estimate1);
  //printf("New estimate  : %lf condition : %lf \n",estimate2,fabs(estimate2 - estimate1));
  while( fabs(estimate2 - estimate1) > 0.01  )
  {
    estimate1 = estimate2;
    estimate2 = 0.5 * ( estimate1 + number / estimate1);
    printf("New estimate  : %lf \n",estimate2);
  }
  
  printf(" Newton Raphson : Square root of %lf  is %lf \n",number,estimate2);
  printf(" sqrt() : Square root of %lf  is %lf \n",number,sqrt(number));
  printf("Difference in values : %lf \n",fabs(sqrt(number) - estimate2));
  
  return 0;
}