#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 a[101],m,max=-1,min=10001;double n,s=0; cin>>n; for(int i=1;i<=n;i++){ cin>>m; a[i]=m; if(m<min) min=m; if(m>max) max=m; s+=m; } cout<<s<<" "; printf("%.2lf",s/n); cout<<" "<<max<<" "<<min; }