Problem:
List of Top 3 Hills

There is a data which provides heights (in meter) of mountains. The data is only for ten mountains.

Write a program which prints heights of the top three mountains in descending order.

Input

Height of mountain 1
Height of mountain 2
Height of mountain 3
.
.
Height of mountain 10

Constraints

0 ≤ height of mountain (integer) ≤ 10,000

Output

Height of the 1st mountain
Height of the 2nd mountain
Height of the 3rd mountain

Sample Input 1

1819
2003
876
2840
1723
1673
3776
2848
1592
922

Output for the Sample Input 1

3776
2848
2840

Sample Input 2

100
200
300
400
500
600
700
800
900
900

Output for the Sample Input 2

900
900
800

Solution in C# (judge verdict: Wrong Answer)

using System;
using System.Collections.Generic;
using System.Text;

namespace mondai0001
{
    class Program
    {
        static void Main(string[] args)
        {
            List<string> hills = new List<string>();

            for (int i = 0; i < 10; i++)
            {
                hills.Add(Console.ReadLine());
            }
            
            hills.Sort();
            hills.Reverse();

            for (int i = 0; i < 3; i++)
            {
                Console.WriteLine(hills[i]);
            }

        }        
    }
}