#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main()
{
    int a[] = { 1,2,3,4,5,5,6,7,7,8,8,8,9,9,9,10,10 };
    cout << a[0] << " ";
    for (int i = 1; i < 16; ++i)
    {
        if (a[i] == a[i - 1]&&a[i]==a[i+1])continue;
        else cout << a[i] << ‘ ‘;
    }
    system("pause");
    return 0;
}

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main()
{
    int a[] = { 1,2,3,4,5,5,6,7,7,8,8,8,9,9,9,10,10 };
    int n;
    cin >> n;
    for (int i = 0; i < n; ++i)
        cout << a[i] << ‘ ‘;
    for (int i = n; i < 17; ++i)
    {
        if (a[i] == a[i - n])continue;
        cout << a[i] << ‘ ‘;
    }
    system("pause");
    return 0;
}