by using c++ the series 1+3+5+----+n

#include<iostream.h>
#include<conio.h>
 void main()
 {
  int i, n, sum=0;
   clrscr();
   cout<<"1+3+5+------+n:"<<endl;
   cout<<"Enter n integer:"<<endl;
   cin>>n;

   for(i=1; i<=n; i=i+2)
    {
     cout<<i<<endl;
     sum=sum+i;
    }
     cout<<"The sum of series="<<sum<<endl;
     getch();
 }