#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;

    for (int i = 1; i <= n; i++) {
        // 打印每行前面的空格
        for (int j = 1; j <= n - i; j++) {
            cout << " ";
        }
        // 打印每行的数字
        for (int k = 1; k <= 2 * i - 1; k++) {
            cout << i;
        }
        cout << endl;
    }

    return 0;
}
    
/**************************************************************
	Problem: 1008
	User: fuyijun
	Language: C++
	Result: Accepted
	Time:4 ms
	Memory:2072 kb
****************************************************************/