abhi 10 b

#include <iostream>

using namespace std;

int main()
{
    const int sizee=50;
    double a[sizee]={0.}
    double *p1,*p2,*p3,*p4,sum=0,average;
    p1=&average;
    p2=&sum;
    p3=a;



    for int(i=0;i<sizee;i++){
            a[i]=1/(i+1.);
    *p2+=*(p3+i);

    }

    *p1=*p2/sizee;
    cout << "average" << *p1<< endl;
    return 0;
}