Problem Statement

When you asked some guy in your class his name, he called himself ~S~ , where ~S~ is a string of length between ~3~ and ~20~ (inclusive) consisting of lowercase English letters. You have decided to choose some three consecutive characters and start with first character from ~S~ and make it his nickname. Print a string that is a valid nickname for him.

Constraints

• ~3 \leq |S| \leq 20~
• ~S~ consists of lowercase English letters.

Input

Input is given from Standard Input in the following format:

~S~

Output

Print your answer.

Sample Input 1

takahashi

Sample Output 1

tak

Sample Input 2

naohiro

Sample Output 2

nao