#include<iostream> using namespace std; int main(){ int a[110],b,g=0,f=0,m=100; cin>>b; for(int k=1;k<=b;k++){ cin>>a[k]; g+=a[k]; } cout<<g<<" "; f=0; printf("%.2lf",g*1.0/b); for(int k=1;k<=b;k++){ if(a[k]>f){ f=a[k]; } } cout<<" "<<f<<" "; for(int k=1;k<=b;k++){ if(a[k]<m){ m=a[k]; } } cout<<m; return 0; }