import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int N = Integer.parseInt(sc.nextLine());
        int number;
        int largest = Integer.MIN_VALUE;
        int second_largest = Integer.MIN_VALUE;
        int third_largest = Integer.MIN_VALUE;
        for (int i = 1; i <= N; i++) {
            number= Integer.parseInt(sc.nextLine());
            if (number>=largest && largest>=second_largest&&second_largest>=third_largest){
                second_largest = largest;
                largest = number;
            }
            else if(number<=largest&&number>=second_largest&&second_largest>=third_largest){
                third_largest= second_largest;
                second_largest=number; //second cycle = 1;
            }
            else if(number<=largest&&number<=second_largest&&number>=third_largest){
                third_largest = number;
            }
        }
        System.out.println(largest+", "+second_largest+" and "+third_largest);
    }

}