#include <iostream>
#include <string>
using namespace std;

int main()
{
    int n;
    cin >> n;
    string spaces = string(n, ' ');
    int spacesN1 = 0;
    int spacesN2 = n * 2;
    int spacesN3 = n;
    int spacesN4 = n;

    cout << "/`" << string(2 * n, 'P') << spaces << "/`I" << spaces << "/`N" << string(n * 2 + 1, ' ') << "N" << endl;

    for (int row = 1; row <= n - 1; row++)
    {
        cout << "| P" << string(n * 2 - 2, ' ') << "P" << spaces << "| I" << spaces << "| N" << string(spacesN1, ' ') << "N" << string(spacesN2, ' ') << "N" << endl;
        spacesN1++;
        spacesN2--;
    }

    cout << "| " << string(2 * n, 'P') << spaces << "| I" << spaces << "| N" << string(n - 1, ' ') << "N" << string(n + 1, ' ') << "N" << endl;

    for (int row = 1; row <= n + 1; row++)
    {
        if (row == n + 1)
        {
            cout << "\\_" << string(n/2, 'P')
                << string(3 * n - n /2, ' ') << "\\_I" << spaces << "\\_N" << string(spacesN3, ' ') << "N" << string(spacesN4, ' ') << "N" << endl;
            spacesN3++;
            spacesN4--;
        }
        else
        {
            cout << "| " << string(n/2, 'P') << string(3 * n - n /2, ' ') << "| I" << spaces << "| N" << string(spacesN3, ' ') << "N" << string(spacesN4, ' ') << "N" << endl;
            spacesN3++;
            spacesN4--;
        }
    }

    return 0;
}