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  1. #include <stdio.h>
  2. #include<math.h>
  3. int main(void) {
  4. 	float a,x1,x2;
  5.     scanf("%f",&a);
  6.     x1=a/2;
  7.     x2=(x1+a/x1)/2;
  8.     while(fabs(x1-x2)>1e-5);
  9.     x1=x2;
  10.     x2=(x1+a/x1)/2;
  11.     printf("sqrt(a)= %f",x1);
  12. 	return 0;
  13. }
  14.  
Success #stdin #stdout 0s 5316KB
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sqrt(a)= 2.000000
https://ideone.com/eXqdac
language:
C (gcc 8.3)
created:
6 hours ago
visibility:
public

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