简单

#include<bits/stdc++.h>
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
    int n,a[1005],minn=999,maxn=-1,ans=0;
    double avg;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>a[i];
        minn=min(minn,a[i]);
        maxn=max(maxn,a[i]);
    }
    for(int i=1;i<=n;i++)
        if(maxn!=a[i]&&minn!=a[i]) ans+=a[i],avg++;
    cout<<ans<<endl;
    cout<<fixed<<setprecision(1)<<ans*1.0/avg<<endl;
    return 0;
}

#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n,a[1001],max=0,min=101,num=0;
    double sum=0;
    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];
        }
    }
    for(int i=1;i<=n;i++)
    {
        if(a[i]==max||a[i]==min)
        {
            continue;
        }
        num++;
        sum+=a[i];
    }
    cout << sum << fixed << setprecision(1) << endl << sum/num;
}