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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	float media;
  6. 	string macchina;
  7. 	float km;
  8. 	float litri;
  9. 	int conta=0;
  10. 	int totalekm=0;
  11. 	int totalelitri=0;
  12. 	do {
  13. 		cin>> macchina;
  14. 		cin>>km;
  15. 		cin>>litri;
  16. 		if (km!=0){
  17. 			totalekm= totalekm + km;
  18. 			totalelitri= totalelitri + litri;
  19. 			conta= conta + 1;
  20.  
  21. 		}
  22. 	} while (km!=0);
  23. 	media= 1.0* totalekm/ totalelitri;
  24. 	cout<< media;
  25.  
  26. 	// your code goes here
  27. 	return 0;
  28. }
Success #stdin #stdout 0.01s 5264KB
comments (?)
stdin 
mercedes
300
50
audi
20
2
bmw
80
15
n
0
0
stdout 
5.97015
https://ideone.com/kdaY01
language:
C++ (gcc 8.3)
created:
106 days ago
visibility:
public

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