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 Scala (judge verdict: Accepted)

import scala.io.StdIn._
 
object Main {
    def main(args: Array[String]): Unit = { 
        val seq: Seq[Int] = (0 until 10).map(_ => readInt())
        val rev: Seq[Int] = seq.sorted.reverse
        for(i <- 0 until 3) println(rev(i))
    }   
}