#include <iostream>
#include <string>
#include <cstdio>

using namespace std;

int main() {

    int x, n;
    char sign = '*';
    cin >> x; // I'm to lazy to make welcoming cout first

    for (int i = 0; i < x + 1; i++) {
        n = i; //sets n to i before every j loop
        for (int j = 0; j < 2 * i + 1; j++) { //every loop is a star in a row, in first row we need 1 star, in second 3 etc
            if (j > 0) {n = x + 1;} //there's some trickery, after 1st loop it sets n so the "Width number" was 0
        printf("%*c", x + 1 - n, sign); //At fisrt loop it does total heigh + 1 - number of row 'spaces'
        }
        cout << endl;

    }
    system("PAUSE");
    return 0;
}