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#include <iostream>
using namespace std;
int main(){
const int array_size=10;
int ia[array_size];
int ival,icnt=0;
int sum,average=0;
int ix;
while (cin>>ival && icnt<array_size)
ia[icnt++]=ival;
for (ix=0;ix<icnt;++ix)
sum += ia[ix];
average=sum/icnt;
cout << "Sum of " << sum
<< " elements: " << icnt
<< ". Average: " << average << "ix:" << ia[1]
<< endl;
system("pause");
}