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 PHP (judge verdict: Wrong Answer)

<?php
$r1=$r2=$r3=(int)trim(fgets(STDIN));
for($i=1;$i<10;$i++){
  $d=(int)trim(fgets(STDIN));
  if($r1<$d){$r3=$r2;$r2=$r1;$r1=$d;}
  elseif($r2<$d){$r3=$r2;$r2=$d;}
  elseif($r3<$d){$r3=$d;}
}
echo $r1,PHP_EOL,$r2,PHP_EOL,$r3;
?>