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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int i;
  5. int somma=0;
  6. int conta=0;
  7. int x;
  8.  
  9. int main() {
  10.  
  11. for(i=1;i<=10;i++)
  12.  
  13. { cin>>x;
  14. if ((x%2==0)&&(x%3==0)) {somma= somma+x; conta++;}
  15. }
  16. if(conta!=0) { cout<<"Media valori pari multipli di 3="<<(float)somma/conta<<endl;}
  17. else {cout<<"Media numeri pari multipli di 3 non calcolabile!!"<<endl;}
  18. // your code goes here
  19. return 0;
  20. }
Success #stdin #stdout 0.01s 5288KB
stdin
12 6 18 09 21 75 34 97 61 
stdout
Media valori pari multipli di 3=12