import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    }
} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    }
} Main public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    } main {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    } Scanner scan = new Scanner(System.in); scan new Scanner(System.in) String n = scan.nextLine(); n scan.nextLine() scan.nextLine scan String anser = n.equals("ABC") ? "ARC" : "ABC"; anser n.equals("ABC") ? "ARC" : "ABC" n.equals("ABC") n.equals n "ABC" "ARC" "ABC" System.out.println(anser) System.out.println System.out System System.out anser String[] args args public class Main {

    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    }
} public class Main {

    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    }
} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);

        String n = scan.nextLine();

        String anser = n.equals("ABC") ? "ARC" : "ABC";

        System.out.println(anser);
    }
}
