rt.

#include <iostream>

#include <string>

using namespace std;

int minn = 1e9, maxn = -1;

string s, s1, s2;

void solve() {

    while (cin >> s) {

        int l = s.size();

        if (l < minn) minn = l, s1 = s;

        if (l > maxn) maxn = l, s2 = s;

    }

    cout << s2 << "\n" << s1;

}

int main() {

    solve();

    return 0;

}