Go: // ICPC 得点集計ソフトウェア
// http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=1147&lang=jp
package main

import (
	"bufio"
	"fmt"
	"os"
	"sort"
	"strconv"
)

func main() {
	sc := bufio.NewScanner(os.Stdin)
	sc.Split(bufio.ScanWords)

	for	{
		n := nextInt(sc)
		if n == 0 { break }

		score_list := []int{}
		for i := 0; i < n; i++ {
			score_list = append(score_list, nextInt(sc))
		}

		// 最低点と最高点を取り除く (3 ≤ n ≤ 100)
		sort.Sort(sort.IntSlice(score_list))
		score_list = score_list[1:len(score_list)-1]

		// 平均点を求める
		sum := 0
		for _, score := range score_list {
			sum += score
		}
		fmt.Println(sum / len(score_list))
	}
}

func nextInt(sc *bufio.Scanner) int {
	sc.Scan()
	i, err := strconv.Atoi(sc.Text())
	if err != nil {
		panic(err)
	}
	return i
}

C++: #include <bits/stdc++.h>
using namespace std;

#define rep(i,a,b) for(int i=a;i<b;i++)
#define INF INT_MAX/2

int main()
{
	while (1)
	{
		int n; cin >> n;
		if (n == 0) return 0;

		int sum = 0;
		int _max = -1;
		int _min = INF;
		rep(i, 0, n)
		{
			int s; cin >> s;
			sum += s;
			_max = max(_max, s);
			_min = min(_min, s);
		}
		sum -= _max;
		sum -= _min;
		cout << sum / (n - 2) << endl;
	}
}

C++: #include<stdio.h>

int main(){
	int loop = 0;
	int i,buf;
	while(true){
		scanf("%d",&loop);
		if(loop == 0){
			break;
		}
		int max = -1;
		int min = 1000;
		int ans = 0;
		for(i=0;i<loop;i++){
			scanf("%d",&buf);
			if(max < buf){
				max = buf;
			}
			if(min > buf){
				min = buf;
			}
			ans += buf;
		}
		ans -= (max + min);
		printf("%d\n",ans/(loop-2));
	}
}

C++: #include <iostream>
using namespace std;

int main(){
  int flag = 1;
  int n,x;
  cin >> n;
  if(n==0) return 0;
  while(flag){
    int max = -1;
    int min = 1001;
    int sum = 0;
    for(int i=0;i<n;i++){
      cin >> x;
      if(x >= max){
        sum += max;
        max = x;
      }else if(x <= min){
        sum += min;
        min = x;
      }else sum += x;
    }
    sum -= 1000;
    sum = sum / (n - 2);
    cout << sum << endl;
    cin >> n;
    if(n == 0) flag = 0;
  }
  return 0;
}

C++: #include<bits/stdc++.h>
//ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
//clock_t start=clock();clock_t end=clock();cout<<(double)(end-start)/CLOCKS_PER_SEC<<endl;
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef unsigned int ui;
typedef pair<int,int> pii;
typedef pair<pii,int> ppii;
typedef pair<int,pii> pipi;
typedef pair<ll,ll> pll;
typedef pair<pll,ll> ppll;
typedef pair<ll,pll> plpl;
typedef tuple<ll,ll,ll> tl;
typedef pair<double,double> pdd;
ll mod=1000000007;
ll mod2=998244353;
ll mod3=1000003;
ll mod4=998244853;
ll mod5=1000000009;
ll inf=1LL<<60;
double pi=3.141592653589793238462643383279L;
double eps=1e-9;
#define rep(i,m,n) for(ll i=m;i<n;i++)
#define rrep(i,n,m) for(ll i=n;i>=m;i--)
#define srep(itr,st) for(auto itr=st.begin();itr!=st.end();itr++)
#define mrep(itr,mp) for(auto itr=mp.begin();itr!=mp.end();itr++)
#define Max(a,b) a=max(a,b)
#define Min(a,b) a=min(a,b)
int dh[4]={1,-1,0,0};
int dw[4]={0,0,1,-1};
int ddh[8]={-1,-1,-1,0,0,1,1,1};
int ddw[8]={-1,0,1,-1,1,-1,0,1};
ll gcd(ll a,ll b){
    if(a<b)swap(a,b);
    if(b==0)return a;
    if(a%b==0)return b;
    return gcd(b,a%b);
}
ll Pow(ll n,ll k){
    ll ret=1;
    ll now=n;
    while(k>0){
        if(k&1)ret*=now;
        now*=now;
        k/=2;
    }
    return ret;
}
ll beki(ll n,ll k,ll md){
  ll ret=1;
  ll now=n;
  while(k>0){
    if(k%2==1){
      ret*=now;
      ret%=md;
    }
    now*=now;
    now%=md;
    k/=2;
  }
  return ret;
}
ll gyaku(ll n,ll md){
  return beki(n,md-2,md);
}
ll popcount(ll n){
    ll ret=0;
    ll u=n;
    while(u>0){
        ret+=u%2;
        u/=2;
        
    }
    return ret;
}

int main(){
    ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    for(;;){
        int n;cin>>n;
        if(n==0)return 0;
        int a[n];
        rep(i,0,n)cin>>a[i];
        sort(a,a+n);
        int sum=0;
        rep(i,1,n-1)sum+=a[i];
        sum/=(n-2);
        cout<<sum<<endl;
    }
}

C++: #include <iostream>

using namespace std;

int n, s;
int main(){
    while(cin >> n && n>0){
        int sum = 0, max=0, min=10000;
        for (int i = 0; i<n; i++){
            cin >> s;
            if (s > max){
                sum += max;
                max=s;
            }
            else{
                if (s < min){
                    if(min != 10000){
                        sum += min;
                        min=s;
                    }
                    else{
                        min=s;
                    }
                }
                else{
                    sum += s;
                }
            }
        }
        cout << sum/(n-2) << endl;
    }
}

C++: //include
//------------------------------------------
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <ctime>
#include<climits>
using namespace std;

//conversion
//------------------------------------------
inline int toInt(string s) { int v; istringstream sin(s); sin >> v; return v; }
template<class T> inline string toString(T x) { ostringstream sout; sout << x; return sout.str(); }

//math
//-------------------------------------------
template<class T> inline T sqr(T x) { return x*x; }

//typedef
//------------------------------------------
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;

//container util
//------------------------------------------
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())

//repetition
//------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)

//constant
//--------------------------------------------
const double EPS = 1e-10;
const double PI = acos(-1.0);

//clear memory
#define CLR(a) memset((a), 0 ,sizeof(a))

//debug
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;

int getAverageScore(int N, VI S){
	int min = S[0];
	int max = S[0];
	int sum = 0;
	FOR(i, 0, N){
		sum += S[i];
		if (min >= S[i]){ min = S[i]; }
		if (max <= S[i]){ max = S[i]; }
	}
	sum -= min;
	sum -= max;
	return sum / (N-2);
}
int main(){
	int N;
	VI S;
	int b;
	int c = INT_MAX;
	while (true){
		cin >> N;
		if (N == 0){ break; }
		//if (c != INT_MAX){ cout << endl; }
		REP(i, N){
			cin >> b;
			S.push_back(b);
		}
		c = getAverageScore(N, S);
		cout << c << endl;
		S.clear();
	}
	return 0;
}

C++: #include<iostream>
//#include<fstream>

using namespace std;

const int calc(int*, int);


int main(){
	//ifstream fin("in.txt");

	int data[20] = {};
	int count = 0;
	while (true){
		cin >> count;
		if (count == 0)break;
		for (int i = 0; i < count; i++){
			cin >> data[i];
		}

		for (int i = 1; i < count; i++){
			for (int j = i; j > 0; j--){
				if (data[j - 1] > data[j]){
					int tmp = data[j];
					data[j] = data[j - 1];
					data[j - 1] = tmp;
				}
			}
		}
		cout << calc(data, count) << endl;
	}

	return 0;
}

const int calc(int* a, int count){
	if (count <= 0)return 0;

	int ave = 0;

	for (int i = 1; i < count - 1; i++)ave += a[i];
	return ave / (count - 2);
}