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
//------------------------------------------
#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>

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

C++: #include <iostream>

using namespace std;
int main(){
	int zero;
	while(1){
		
		int N;
		int* score;
		int S = 0;
		int max = 0;
		int min = 0;
	
		cin >> N;
		
		if(N == 0){
			return 0;
		}
		
		score = new int[N];
		for(int i=0; i<N; ++i){
			cin >> score[i];
			S += score[i];
		
			if( max < score[i] ){
				max = score[i];
			}
			if( min > score[i] ){
				min = score[i];
			}
		}
		S -= max;
		S -= min;
	
		cout << (int)S/(N-2) << endl;

		delete[] score;
	}

}

C++: #include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
 
int main() {
 
  while( true ) {
    long long int n;
    long long int a = 0;
    long long int b = 0;
    int input[100];
    cin >> n;
 
    if ( n == 0 ) break;
  
    for ( long long int i = 0; i < n; i++ ) {
 
      cin >> input[i];

      if (input[i] < a)
        a << input[i]

      if (input[i] > b)
        b << input[i] 
    }
 
    long long int ans = 0;
 
    for ( long long int i = 0; i < n; i++ ) {
 
      ans += s[i];
 
    }
 
    cout << (ans - a - b) / ( n - 2 ) << endl;
 
  }
 
  return 0;
 
}

C++: #include<stdio.h>

int INF = 1e9;

int main(){
	int n;
	int s[100];
	
	
	while(1){
		scanf("%d",&n);
		if(n == 0)break;
		int sum = 0;
		int avg = 0;
		int min = INF;
		int max = 0;
		for(int i = 0;i < n;i++){
			scanf("%d",&s[i]);
			sum += s[i];
			if(max < s[i]) {max = s[i];}
			else if(min > s[i]) {min = s[i];}
		}
		sum = sum - min - max;
		avg = sum / (n - 2);
		printf("%d\n", avg);
	}
}

C++: #include <bits/stdc++.h>
 
using namespace std;
typedef long long ll;
 
#define rep(i, n) for(int i=0; i<(n); ++i)

int main(void){
    int n, tmp;
    int ans = 0;
    while(cin >> n && n) {
        vector<int> in;
        rep(i, n) {
            cin >> tmp;
            in.push_back(tmp);
        }
        sort(in.begin(), in.end());
        ans = 0;
        for(int i=1; i<n-1; ++i) ans += in[i];
        cout << ans/(n-2) << endl;
    }
}