The second lake

The second lake that Annoula encounters is magical. In fact, it quintuples the objects she throws into it.
Can you write a program that takes as input the number of pebbles Annoula throws in and outputs the number of pebbles she sees?

Input The number of pebbles Annoula throws into the lake.

Output The number of pebbles that Annoula sees at the bottom of the lake.

Example

Input
4

Output
20