fork download
copy 
  1. #include <iostream>
  2. #include <cmath>
  3. #include <iomanip>
  4. using namespace std;
  5. // zdefiniuj funkcję
  6. double pierwiastek(double x, double eps) {
  7. 	double a = 0.0;
  8. 	double b = x;
  9. 	double c;
  10. 	while (fabs(b - a) > eps) {
  11. 		c = (a + b) / 2;
  12. 		if (c * c > x)
  13. 		b = c;
  14. 		else
  15. 		a = c;
  16. 	} 
  17. 	return c;
  18. }
  19. int main() {
  20. 	double x = 0.0;
  21. 	while (x < 1.0){
  22. 		x = x + 0.1;
  23. 		cout << x << endl;
  24. }
  25. 	cout << setprecision(2) << pierwiastek(2.0, 0.1) << endl;
  26. 	cout << setprecision(3) << pierwiastek(2.0, 0.1) << endl;
  27. 	cout << setprecision(5) << pierwiastek(2.0, 0.1) << endl;
  28.     // sprawdź działanie funkcji
  29.     return 0;
  30. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.4
1.44
1.4375
https://ideone.com/HjHEKM
language:
C++ 4.3.2 (gcc-4.3.2)
created:
8 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!