#include <iostream>
using namespace std;

int main ()
{
    char brick = '#';
    char space = ' ';
    int size = 6;
    int j =0;


    do // this section makes sure the input is valid
    {
        cout << "Please enter size\n(enter an integer between 1 and 100)\n>>";
        cin >> size;

    } while ( size < 1 || size > 100 || isalpha(size)); // only works up to 64, why?
    //                                                    //also if you enter a char it goes crazy!
    cout << "Please enter a character for the brick\n>>";
    cin >> brick; // user decides what character to build the pattern out of

    for (int i = 0; i < size; i++) // the rows
    {
        for(j = 0; j < size; j++) // the column
        {
            if (i + j == size - 1 || i == 0 || j == 0) // the logic to decide what to print
            {
                cout << brick;
            }
            else
            {
                cout << space;
            }
        }
        cout << endl;   // go to next row
    }
}