#include <iostream>
using namespace std;
int get_sum(int n){
int sum =0;
for(int j=1; j<=n; j++) {
sum = sum + j;
}
return sum;
}
float get_avg(int n){
int sum;
float avg;
avg = (float)get_sum(n)/n;
return avg;
}
int main(){
int n;
float avg;
cout<<" Enter N : ";
cin>>n;
cout<<" The sum= "<<get_sum(n)<<endl;
cout<<" The average= "<<get_avg(n)<<endl;
return 0;
}