import java.util.*;

public class P2975 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        StringBuilder all = new StringBuilder();
        if (in.hasNextLine()) {
            all.append(in.nextLine());
            while (in.hasNextLine()) {
                all.append('\n');
                all.append(in.nextLine());
            }
        }
        Map<Character, Integer> cnt = new HashMap<>();
        for (int i = 0; i < all.length(); i++) {
            char c = all.charAt(i);
            if (c == '\r' || c == '\n') continue;
            cnt.put(c, cnt.getOrDefault(c, 0) + 1);
        }
        char bestChar = 0;
        int best = -1;
        for (Map.Entry<Character, Integer> e : cnt.entrySet()) {
            char c = e.getKey();
            int v = e.getValue();
            if (v > best || (v == best && c < bestChar)) {
                best = v;
                bestChar = c;
            }
        }
        if (best < 0) {
            System.out.println();
            System.out.println(0);
        } else {
            System.out.println(bestChar);
            System.out.println(best);
        }
        in.close();
    }
}