#include"iostream"
using namespace std;
int main()
{
int n=3;
char a;
cin >> a;
for(int i = 1;i <= n ;i++)
{
for(int j = 1;j <= n - i;j++)
cout << ' ';
for (int k = 1; k <= 2 * i - 1; k++)
cout << a;
cout << endl;
}
}