#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int n,max=0,min=101; double sum=0; int a[100]={}; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; sum+=a[i]; if(max<a[i])max=a[i]; if(min>a[i])min=a[i]; } printf("%.0lf %.2lf %d %d",sum,sum/n,max,min); return 0; }