import java.util.*;
import java.lang.*;
import java.io.*;

public class Main {
	public static void main (String[] args) throws java.lang.Exception {
		Scanner sc = new Scanner(System.in);
		//int m=sc.nextInt();

		String s = sc.nextLine();
		int n = s.length();
		int a = 0;
		int b = 0;
		int c = 0;

		for (int i = 0; i < n; i = i + 3) { //Adrian
			if (s.charAt(i) == 'A') {
				a++;
			}

		}
		for (int i = 1; i < n; i = i + 3) {
			if (s.charAt(i) == 'B') {
				a++;
			}

		}
		for (int i = 2; i < n; i = i + 3) {
			if (s.charAt(i) == 'C') {
				a++;
			}

		}





		for (int i = 0; i < n; i = i + 3) { //Bruno
			if (s.charAt(i) == 'B') {
				b++;
			}

		}
		for (int i = 1; i < n; i = i + 3) {
			if (s.charAt(i) == 'C') {
				b++;
			}

		}
		for (int i = 2; i < n; i = i + 3) {
			if (s.charAt(i) == 'A') {
				b++;
			}

		}


		for (int i = 0; i < n; i = i + 3) { //Goran
			if (s.charAt(i) == 'C') {
				c++;
			}

		}
		for (int i = 1; i < n; i = i + 3) {
			if (s.charAt(i) == 'A') {
				c++;
			}

		}
		for (int i = 2; i < n; i = i + 3) {
			if (s.charAt(i) == 'B') {
				c++;
			}

		}
		System.out.print(a + "\n");
		System.out.print(b + "\n");
		System.out.print(c + "\n");
		int max = 100;
		if (max == a) {
			System.out.print(a + "\n");
			System.out.print("Adrain");


		}

		if (max == b) {
			System.out.print(b + "\n");
			System.out.print("Bruno");


		}
		if (max == c) {
			System.out.print(c + "\n");
			System.out.print("Goran");


		}

	}
}