# include <fstream>
# define dim 500000
using namespace std;

ifstream fin("algsort.in");
ofstream fout("algsort.out");

int v[dim],N;

void swap1( int &x , int &y )
{
    int aux;
    aux = x;
    x = y;
    y = aux;
}

void algsort()
{
    // cocktail sort
    int i;
    bool swapped;
    do
    {
        // stanga-dreapta
        swapped = false;
        for( i = 0 ; i <= N-2 ; ++i )
            if( v[i] > v[i+1] )
            {
                swap1(v[i],v[i+1]);
                swapped = true;
            }
        if( !swapped ) break;

        //dreapta-stanga
        swapped = false;
        for( i = N-2 ; i >= 0 ; --i )
            if( v[i] > v[i+1] )
            {
                swap1(v[i],v[i+1]);
                swapped = true;
            }
    }while( swapped );
}

int main(){

    int i;
    fin >> N;
    for( i = 0 ; i < N ; ++i )
        fin >> v[i];

    algsort();

    for( i = 0 ; i < N ; ++i )
        fout << v[i] << ' ';

    fin.close();
    fout.close();
    return 0;
}