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