MagicHaze ----------------

#include <bits/stdc++.h>
#include <stdlib.h>
#include <algorithm>
using namespace std;
int main() {
    ios::sync_with_stdio(false),cin.tie(0),cout.tie(0); 
    int n;
    cin>>n;
    int num[10005];
    double sum=0;
    int maxScore=INT_MIN;
    int minScore=INT_MAX;
    for(int i=0;i<n;i++){
        cin>>num[i];
        sum+=num[i];
        maxScore=max(maxScore,num[i]);
        minScore=min(minScore,num[i]);
    }
    cout<<maxScore<<endl;
    cout<<minScore<<endl;
    cout<<fixed<<setprecision(2)<<sum/n<<endl;
    return 0;
}