#include<iostream> #include<cstdio> using namespace std; int main() { int n,m,sun1,b,s; sun1=0; float sun2; sun2=0; cin>>n; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } for(int i=0;i<n;i++){ sun1=sun1+a[i]; } cout<<sun1<<" "; printf("%.2f",sun2=sun1*1.0/n); b=a[0]; for(int i=0;i<n;i++){ if(a[i]>b){ b=a[i]; } } cout<<" "<<b; for(int i=0;i<n;i++){ if(a[i]<s){ s=a[i]; } } cout<<" "<<s; return 0; }