include

using namespace std;
int main() {
int n,m,j;
while (cin>>n) {
for (int i = 1; i <= n; i++)
{
m = n - i; //每一行的空白数
j= 2i-1; //每一行的号
while (m) { //输出每一行前面的空白
cout <<" ";
m--;
}
while (j) { ///输出号
cout << "";
j--;
}
cout << endl;
}
}
return 0;
}