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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	float r, pole;
  6. 	cout<<"Program Pole koła"<<endl; 
  7. 	cout<< "podaj promień koła"<<endl;// your code goes here
  8. 	cin>>r;
  9. 	pole=2*3.14*r;
  10. 	cout<<pole;
  11. 	return 0;
  12. }
Success #stdin #stdout 0s 5320KB
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Program Pole koła
podaj promień koła
31.4
https://ideone.com/LPwRH6
language:
C++ (gcc 8.3)
created:
5 hours ago
visibility:
public

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