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 <algorithm>
#include <bitset>
#include <cmath>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>

const int MOD = 1e9 + 7;
const int iINF = 1000000000;
const long long int llINF = 1000000000000000000;

using namespace std;
using ll = long long int;
using vl = vector<ll>;
using vvl = vector<vector<ll>>;
using vvvl = vector<vector<vector<ll>>>;

typedef pair<ll, ll> pll;
bool paircomp(const pll &a, const pll &b) {
  if (a.first == b.first)
    return a.second < b.second;
  return a.first < b.first;
}
struct multi {
  ll first;
  ll second;
  ll third;
};
bool multicomp(const multi &a, const multi &b) {
  if (a.first == b.first)
    return a.second < b.second;
  return a.first < b.first;
}
#define REP(i, n) for (ll i = 0; i < (n); i++)
#define RREP(i, n) for (ll i = (n)-1; i >= 0; i--)
#define FOR(i, a, b) for (ll i = (a); i < (b); i++)
#define AUTO(i, m) for (auto &i : m)
#define ALL(a) (a).begin(), (a).end()
#define MAX(vec) *std::max_element(vec.begin(), vec.end())
#define MIN(vec) *std::min_element(vec.begin(), vec.end())
#define ARGMAX(vec)                                                            \
  std::distance(vec.begin(), std::max_element(vec.begin(), vec.end()))
#define ARGMIN(vec)                                                            \
  std::distance(vec.begin(), std::min_element(vec.begin(), vec.end()))
#define REV(T) greater<T>()
#define PQ(T) priority_queue<T, vector<T>, greater<T>>
#define VVL(a, b, c) vector<vector<ll>>(a, vector<ll>(b, c))
#define VVVL(a, b, c, d)                                                       \
  vector<vector<vector<ll>>>(a, vector<vector<ll>>(b, vector<ll>(c, d)))
#define SP(a) setprecision(a)
#define SQRT(a) sqrt((long double)(a))
#define DPOW(a, b) pow((long double)(a), (long double)(b))
#define UNIQUE(vec)                                                            \
  do {                                                                         \
    sort(ALL((vec)));                                                          \
    (vec).erase(std::unique(ALL((vec))), (vec).end());                         \
  } while (0)

ll POW(ll n, ll m) {
  if (m == 0) {
    return 1;
  } else if (m % 2 == 0) {
    ll tmp = POW(n, m / 2);
    return (tmp * tmp);
  } else {
    return (n * POW(n, m - 1));
  }
}

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

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  ll M = 0;
  vvl A(21);
  while (true) {
    ll N;
    cin >> N;
    if (N == 0)
      break;
    REP(i, N) {
      ll a = 0;
      cin >> a;
      A[M].push_back(a);
    }
    M++;
  }
  REP(i, M) {
    sort(ALL(A[i]));
    ll ans = 0;
    ll N = A[i].size();
    for (ll j = 1; j < N - 1; j++) {
      ans += A[i][j];
    }
    cout << ans / (N - 2) << endl;
  }
  return 0;
}

C++: #include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>

using namespace std;

int main() {
    int n;
    while (true) {
        cin >> n;
        if (!n) { break; }

        vector<int> v(n);

        for (int i = 0; i < n; i++) { cin >> v[i]; }
        sort(v.begin(), v.end());

        int sum = 0;
        for (int i = 1; i < n-1; i++) {
            sum += v[i];
        }

        cout << sum / (n-2) << endl;
    }
    return 0;
}

C++: #include <bits/stdc++.h>
#define int long long
#define pii pair<int,int>
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n) FOR(i,0,n)
#define ALL(c) (c).begin(),(c).end()
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
#define MINF(a) memset(a,0x3f,sizeof(a))
#define POW(n) (1LL<<(n))
#define IN(i,a,b) (a <= i && i <= b)
using namespace std;
template <typename T> inline bool CHMIN(T& a,T b) { if(a>b) { a=b; return 1; } return 0; }
template <typename T> inline bool CHMAX(T& a,T b) { if(a<b) { a=b; return 1; } return 0; }
template <typename T> inline void SORT(T& a) { sort(ALL(a)); }
template <typename T> inline void REV(T& a) { reverse(ALL(a)); }
template <typename T> inline void UNI(T& a) { sort(ALL(a)); a.erase(unique(ALL(a)),a.end()); }
const int MOD = 1000000007;
const int INF = 0x3f3f3f3f3f3f3f3f;
const double EPS = 1e-10;
/* ---------------------------------------------------------------------------------------------------- */

int n;
int a[110];

signed main() {
  cin.tie(0);
  ios_base::sync_with_stdio(false);
  cout << fixed << setprecision(10);

  while (cin >> n, n) {
    REP(i,n) cin >> a[i];
    sort(a,a+n);
    int sum = 0;
    FOR(i,1,n-1) sum += a[i];
    cout << sum/(n-2) << endl;
  }

  return 0;
}

C++: #include <cstdio>
#include <iostream>
#include <cmath>
#include <ctype.h>
#include <string> 
#include <sstream>
#include <iostream>
#include <algorithm>
#include <cstdlib>
#include <map>
#include <queue>
#include <utility>
#include <vector>
#include <set>
 
using namespace std;
 
int main()
{
    int n;
    while(1){
        cin >> n;
        if(n == 0) break;
        int max = -1, min = 10000, sum = 0, score = 0, ans = 0;
        for(int i = 0; i < n; i++){
            cin >> score;
            sum += score;
            if(score > max) max = score;
            if(score < min) min = score;
            cout << max << ' ' << min << endl;
        }
        sum -= max + min;
        ans = sum / (n - 2);
        cout << ans << endl;
    }
    return 0;
}

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

int main(void){
     int n;
     int s[103];
     while(cin >> n && n != 0){
	     for(int i=0; i<n;i++){
	     	cin >> s[i];
	     }
	     sort(s, s+n);
	     long long sum=0;
	     for(int i=1; i<n-1;i++){
	     	sum += s[i];
	     }
	     cout << sum/(n-2) << endl;
	}
	return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;
int main(){
  while(1){
        int n,sum=0,ans=0,max=0,min=1001;
        cin >> n;
        if(n==0) break;
        int s[n];
        for(int i=0; i<n; i++){
          cin >> s[i];
          sum += s[i];
        }
        for(int i=0; i<n; i++){
          if(s[i] > max) max = s[i];
          if(s[i] < min) min =s[i];
        }
        sum = sum -max -min;
        ans = sum/(n-2);
        cout << ans << endl;
  }
  return 0;
}

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


int main(){
	int num = 0;
	while (cin >> num){
		if (num == 0)return;
		vector<int> vec;
		int temp;
		while (cin >> temp){
			vec.push_back(temp);
		}
		sort(vec.begin(),vec.end());
		vec.pop_back();
		reverse(vec.begin(), vec.end());
		vec.pop_back();
		int ave = 0;
		for (int i = 0; i < vec.size(); i++)
			ave += vec[i];
		ave /= vec.size();
		cout << ave << endl;
	}
	return 0;
}