using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Globalization; using System.Diagnostics; using static System.Console; using Pair = System.Collections.Generic.KeyValuePair; class Program { static void Main() { SetOut(new StreamWriter(OpenStandardOutput()) { AutoFlush = false }); new Program().Solve(); Out.Flush(); } Scanner cin = new Scanner(); Random rnd = new Random(); Stopwatch sw = new Stopwatch(); readonly int[] dd = { 0, 1, 0, -1, 0 }; readonly int mod = 1000000007; readonly string alfa = "abcdefghijklmnopqrstuvwxyz"; void Solve() { int N = cin.Nextint; var A = cin.Scanint; for (int i = 1; i < 2 * N - 3; i++) { for (int j = 0; j < N; j++) { if (j == i) break; for (int k = j + 1; k < N; k++) { if (j + k == i && A[j] > A[k]) { var t = A[j]; A[j] = A[k]; A[k] = t; break; } } } } WriteLine(string.Join(" ", A)); } } class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string[] Scan { get { return ReadLine().Split(); } } public int[] Scanint { get { return Array.ConvertAll(Scan, int.Parse); } } public long[] Scanlong { get { return Array.ConvertAll(Scan, long.Parse); } } public double[] Scandouble { get { return Array.ConvertAll(Scan, double.Parse); } } public string Next { get { if (i < s.Length) return s[i++]; string st = ReadLine(); while (st == "") st = ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); i = 0; return Next; } } public int Nextint { get { return int.Parse(Next); } } public long Nextlong { get { return long.Parse(Next); } } public double Nextdouble { get { return double.Parse(Next); } } }