#include <bits/stdc++.h>

using namespace std;

int main() {
    int n;
    cin >> n;
    vector<int> vec;
    while (n) {
        vec.push_back(n % 10);
        n = n / 10;
    }
    //倒序打印出来
    for (int i = vec.size() - 1; i >= 0; i--) {
        cout << vec[i] << " ";
    }
    cout << endl;
    //正序输出
    for (int i = 0; i < vec.size(); i++) {
        cout << vec[i] << " ";
    }
    return 0;
}