#include <iostream>
using namespace std;

int main(int argc, char const *argv[]) {
    // Number 1
    int rows, cols, val = 9;
    rows = val;
    while (rows >= 1) {
        cols = 1;
        while (cols <= rows) {
            cout << rows;
            cols++;
        }

        cout << endl;
        rows--;
    }

    // Number 2
    rows = 0; cols = 0;

    do {
        cols = 1;
        do {
            cout << rows;
            cols++;
        } while (cols <= rows);

        rows++;
        cout << endl;
    } while (rows <= val);

    return 0;
}