# include<iostream> using namespace std; int main(){ /*int n,m,x,i; int a[105]; cin >> n; for(i = 1;i <= n;i++){ cin >> a[i]; } cin >> m >> x; a[m] = x; for(i = 1;i < n;i++){ cout << a[i] << " "; } cout << a[n]; int n; int a[105]; cin >> n; for(int i = 1;i <= n;i++){ cin >> a[i]; } for(int i = 1;i <= n;i++){ if(a[i] > 100) cin >> a[i]; } for(int i = 1;i < n;i++){ cout << a[i] << " "; }cout << a[n] << endl;*/ int n,max = -1,min = 999; double m = 0; int a[105]; cin >> n; for(int i = 1;i <= n;i++){ cin >> a[i]; m+=a[i]; } for(int i = 1;i <= n;i++){ if(max < a[i]) max = a[i]; if(min > a[i]) min = a[i]; } cout << m << " "; printf("%.2lf",m / n); cout << " " << max << " " << min; return 0; }