#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[10000],max=-1,min=10000,n,s=0; double p; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; if(a[i]>max){ max=a[i];} if(a[i]<min){ min=a[i];} s+=a[i]; } cout<<s<<" "; printf("%.2lf",s/(n*1.0)); cout<<" "; cout<<max<<" "; cout<<min; return 0; }