package com.javarush.task.task08.task0826;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class Solution {
    public static void main(String[] args) throws Exception {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        int[] array = new int[20];
        for (int i = 0; i < array.length; i++) {
            array[i] = Integer.parseInt(reader.readLine());
        }
        sort(array);

        System.out.println(array[0]);
        System.out.println(array[1]);
        System.out.println(array[2]);
        System.out.println(array[3]);
        System.out.println(array[4]);
    }
    public static void sort(int[] array) {
        for (int i = 1; i < array.length; i++){
            int currElem = array[i];
            int prevElem = i - 1;
            while (prevElem >= 0 && array[prevElem] > currElem ) {
                array[prevElem + 1] = array[prevElem];
                array[prevElem] = currElem;
                prevElem--;
            }
        }
    }
}