#include <iostream>
using namespace std;

int main() {
	int  n, x, y, z,  p, q, k;
	char choose;
	cin >> choose >> n;
	x = y = z = k = p = q = n;
	y = 1;
	if (int(choose) == 76) { //'L'的ASCII码
		for (int i = 1; i < z; i++) { //逐渐增加，n-1行，外循环,int i = 1; i < n; i++，注意i<n
			for (int j = 1; j <= x - 1; j++) {
				cout << " ";
			}
			for (int j = 1; j <= y; j++) {
				cout << "*";
			}
			y += 2;//*依次加二
			x--;//" "依次减一
			cout << endl;
		}
		for (int i = 1; i <= k ; i++) {//逐渐减少，n行，外循环，int i = 1; i <= z ; i++,注意i<=z,所以n行。
			for (int j = 1; j <= q - n  ; j++) {
				cout << " ";

			}

			for (int j = 1; j <= 2 * p - 1; j++) {
				cout << "*";
			}
			q ++;
			p --;
			cout << endl;
		}
	} else { //打印正方形
		for (int i = 0; i < n; i++) {
			for (int j = 0; j < n; j++) {
				cout << "*";
			}
			cout << endl;
		}
	}
	return 0;
}