#include<bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } int sum = 0; for (int i = 0; i < n; i++) { sum = sum + a[i]; } cout << sum << " " << sum * 1.0 / n; for (int i = 0; i <= n; i++) { if () { } } return 0; }