#include <iostream>
#include <string>

using namespace std;

string input() {
    string start = "";
    while (!cin.eof()) {
        string str;
        cin >> str;
        if ((int)str[str.length() - 1] == 0) {
            str = str.substr(0, str.length() - 1);
            start += str;
            break;
        }
        start += str;
    }
    return start;
}

bool check(string start) {
    if (isalpha(start[0]) && isalpha(start[start.length() - 1]))
        return true;
    else
        return false;
}

string rule_1(string start) {
    string res = "";
    for (int i = 0; i < start.length(); i++) {
        if ((int)start[i] <= 57 && (int)start[i] >= 49)
            res += (char)((int)start[i] + 48);
        else
            res += start[i];
    }
    return res;
}

string rule_2(string start) {
    string res = "";
    char x = start[0];
    res += x;
    for (int i = 1; i < start.length(); i++)
        if (!(start[i] == x))
            res += start[i];
}

int main() {
    string start = input();
    string res;
    if (check(start))
        res = rule_1(start);
    else
        res = rule_2(start);
    cout << start << endl << res << endl;
    return 0;
}