Go: package main

import (
	"fmt"
	"sort"
)

func main() {
	var n int
	fmt.Scan(&n)
	for n != 0 {
		arr := make([]int, n)
		for i := range arr {
			fmt.Scan(&arr[i])
		}
		sort.Ints(arr)

		sum := 0
		for i := 1; i < len(arr)-1; i++ {
			sum += arr[i]
		}
		fmt.Println(sum / (n - 2))
		fmt.Scan(&n)
	}
}

C++: #include<bits/stdc++.h>
using namespace std;
#define inf 1e9
#define ll long long
#define ull unsigned long long
#define M 1000000007
#define P pair<int,int>
#define PLL pair<ll,ll>
#define FOR(i,m,n) for(int i=m;i<n;i++)
#define RFOR(i,m,n) for(int i=m;i>=n;i--)
#define rep(i,n) FOR(i,0,n)
#define rrep(i,n) RFOR(i,n,0)
#define all(a) a.begin(),a.end()
const int vx[4] = {0,1,0,-1};
const int vy[4] = {1,0,-1,0};
#define PI 3.14159265


void f(int n){

  int a[1000000];

  rep(i,n){
    cin>>a[i];
  }
  sort(a,a+n);

  int ans=0;
  FOR(i,1,n-1){
    ans+=a[i];
  }

  cout<<ans/(n-2)<<endl;
}


int main(){
  while(1){
    int n;
    cin>>n;
    if(n==0) break;
    f(n);
  }


  return 0;
}

C++: #include <vector>
#include <list>
#include <map>
#include <set>
#include <queue>
#include <deque>
#include <tuple>
#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>

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 DECIM8  fixed<<setprecision(8) 
#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))

using namespace std;
int main(void)
{
  for(;;){
    int n;
    cin >> n;
    if(!n) return 0;
    int sum=0,M=0,m=0;
    REP(i,n){
      int tmp;
      cin >> tmp;
      sum+=tmp;
      if(M<tmp) M=tmp;
      if(m>tmp) m=tmp;
    }
    cout << (sum-M-m)/(n-2) << endl;
  }
}

C++: #include <iostream>
#include <algorithm>
using namespace std;
int n;
int data[100];


int solve() {
  int avg;
  sort(data, data+n);
  avg = 0;
  for(int i = 1; i < n-1; ++i) {
    avg += data[i];
  }
  return avg / (n-2);
}

main() {
  while(( cin >> n ) && n) {
    for(int i = 0; i < n; ++i) {
      cin >> data[i];
    }
    cout << solve() << endl;
  }
}

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

int main(){
    int n;
    while(cin >> n, n){
        int sum = 0, MAX = 0, MIN = 1100;
        rep(i, 0, n){
            int s;
            cin >> s;
            sum += s;
            MAX = max(MAX, s);
            MIN = min(MIN, s);
        }
        cout << (sum - MAX - MIN) / (n - 2) << endl;
    }
}

C++: #include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <climits>
#include <vector>
#include <string>
#include <queue>
#include <deque>
#include <list>
#include <stack>
#include <set>
#include <map>
#include <algorithm>

#define int long long
#define MOD7 1000000007
#define MOD9 1000000009

#define rep(i, n) for (int i = 0; i < (n); i++)
#define all(a) (a).begin(), (a).end()

using namespace std;

int dx[4] = { 1, 0, -1, 0 };
int dy[4] = { 0, -1, 0, 1 };

int nextInt() {int a; cin >> a; return a;}
char nextChar() {char a; cin >> a; return a;}
double nextDouble() {double a; cin >> a; return a;}
string nextString() {string a; cin >> a; return a;}

void inputVector(vector<int> &v, int &n) {rep(i,n){v.push_back(nextInt());}}
void inputVector(vector<double> &v, int &n) {rep(i,n){v.push_back(nextDouble());}}
void inputVector(vector<string> &v, int &n) {rep(i,n){v.push_back(nextString());}}

signed main() {
	while (true) {
		int n;
		cin >> n;

		if (n == 0) break;

		vector<int> s;
		inputVector(s, n);

		sort(all(s));

		int sum = 0;
		for (int i = 1; i < s.size() - 1; i++) {
			sum += s[i];
		}
		cout << sum / (int)(s.size() - 2) << endl;
	}

    return 0;
}

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, 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-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;
		S.clear();
	}
	return 0;
}

C++: #include<iostream>

using namespace std;

int main(){

  int n;

  while(cin>>n){



    if(n==0){
      break;
    }
    int a[n];
    int max,min;

    max=0;
    min=1000;

    for(int i=0;i<n;i++){
      cin>>a[i];

      if(a[i]>max){
	max=a[i];
      }

      if(a[i]<min){
	min=a[i];
      }
    }

    int sum;

    sum=0;

    for(int p=0;p<n;p++){
      sum=sum+a[p];
    }

    sum=sum-max-min;

  

    cout << sum/(n-2) << endl; 

   

  }

  



  return 0;
}

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

int main()
{
     int N;
     while (cin >> N, N) {
          vector<int> v;
          int tmp;
          for (int i = 0; i < N; i++) {
               cin >> tmp;
               v.push_back(tmp);
          }
          stable_sort(v.begin(), v.end());
          int sum = 0;
          for (int i = 1; i < v.size() - 1; i++) sum += v[i];
          sum /= (N - 2);
          cout << sum << endl;
     }

     return 0;
}